silver cloak fernCheilanthes argenteaPerennial- NCL
- CV?
- SCL
- SI?
- HD?
- LD?
Perennials rated for California: water needs by climate zone
Each plant shows its water use rating for each of the six California climate zones. Minutes opens the sprinkler calculator with the plant and a climate city preset.
Page 6 of 7: silver cloak fern to Wenlock beauty wallflower.
silver cloak fernCheilanthes argenteaPerennial
silver dichondraDichondra argenteaPerennial- NCM
- CVM
- SCL
- SIM
- HD?
- LD?
silver goodeniaGoodenia affinis 'Little Luna'Perennial- NC?
- CV?
- SC?
- SI?
- HD?
- LD?
Silver MoundArtemisia schmidtiana 'Silver Mound'Perennial- NCL
- CVL
- SCL
- SIL
- HDL
- LD×
silver mulleinVerbascum bombyciferumPerennial- NCL
- CVL
- SCM
- SIL
- HD?
- LD?
silver plectranthusPlectranthus argentatusPerennial- NCM
- CVM
- SCM
- SIM
- HD?
- LD?
silver reedThamnochortus cinereusPerennial- NCM
- CV?
- SCM
- SI?
- HD?
- LD?
silver sageSalvia argenteaPerennial- NCL
- CVL
- SCL
- SIL
- HD?
- LD?
- NCM
- CV?
- SCM
- SI×
- HD?
- LD?
silver snapdragonAntirrhinum sempervirensPerennial- NCL
- CVM
- SC?
- SI?
- HD?
- LD?
silver spearAstelia chathamicaPerennial- NCM
- CV?
- SCM
- SI×
- HD?
- LD?
silver tansyTanacetum niveumPerennial- NC?
- CV?
- SC?
- SI?
- HD?
- LD?
Silver WormwoodArtemisia ludoviciana ssp. albulaPerennial, California native- NCVL
- CVL
- SCL
- SIL
- HDL
- LDL
silverweedPotentilla anserinaPerennial, California native- NC?
- CV?
- SCH
- SIH
- HD?
- LD?
Silvery LupineLupinus argenteusPerennial, California native- NCL
- CVVL
- SCL
- SI?
- HD?
- LD?
silvery yarrowAchillea clavennaePerennial- NCL
- CVL
- SCL
- SIL
- HD×
- LD×
Sinaloan blue sageSalvia sinaloensisPerennial- NCM
- CVM
- SCM
- SIM
- HD?
- LD?
sisysrinchium (convolutum)Sisyrinchium convolutumPerennial- NCH
- CV?
- SC?
- SI?
- HD×
- LD×
sisysrinchium (macrocephalum)Sisyrinchium macrocephalumPerennial- NCM
- CV?
- SCL
- SI?
- HD?
- LD?
skunk cabbageLysichiton americanusPerennial, California native- NCH
- CV×
- SCH
- SI×
- HD?
- LD×
Skyscraper Series SageSalvia x 'Skyscraper Series'Perennial- NCM
- CVL
- SC?
- SI?
- HD?
- LDM
Slender SunflowerHelianthus gracilentusPerennial, California native- NCL
- CV?
- SCVL
- SIL
- HD?
- LDM
slipper flower/slipperwortCalceolaria spp.Perennial- NCM
- CV?
- SCM
- SI?
- HD×
- LD×
Small Cape RushChondropetalum tectorumPerennial- NCL
- CVL
- SCL
- SIL
- HD?
- LD?
snake berryActaea rubra (shade)Perennial, California native- NCM
- CV?
- SC×
- SI×
- HD?
- LD?
snakerootSanicula crassicaulisPerennial, California native- NCL
- CV?
- SCL
- SIVL
- HD?
- LD?
snakeroot/bugbaneActaea simplex (Cimicifuga ramosa) (shade)Perennial- NCM
- CV?
- SC?
- SI×
- HD?
- LD?
- NCM
- CVM
- SC?
- SIM
- HD?
- LD?
snow poppyEomecon chionantha (shade)Perennial- NCM
- CV?
- SCM
- SI×
- HD?
- LD?
snowdrop windflowerAnemone sylvestrisPerennial- NCM
- CVM
- SCM
- SI×
- HD×
- LD×
snowflake sageSalvia chionophyllaGround cover, Perennial- NCL
- CV?
- SCL
- SIL
- HD?
- LD?
snowy woodrushLuzula niveaPerennial- NCM
- CVM
- SC?
- SIM
- HD?
- LD?
- NCL
- CVL
- SCL
- SIM
- HDM
- LDM
soft shield fernPolystichum setiferumPerennial- NCM
- CVH
- SC?
- SI?
- HD?
- LD×
softrushJuncus effusus ssp. & cvs.Perennial, California native- NCM
- CVM
- SCM
- SIM
- HD?
- LDM
Soloman''s sealPolygonatum odoratum (japonicum)Perennial- NCH
- CV×
- SCM
- SI×
- HD?
- LD?
Sonoma Coast yarrowAchillea millefolium 'Sonoma Coast'Perennial- NCL
- CVL
- SCL
- SIL
- HD?
- LDL
Sonoma sageSalvia 'Dara's Choice'Ground cover, Perennial, California native- NCL
- CVL
- SCL
- SIL
- HD?
- LD?
Sonoma sageSalvia sonomensis and cvs.Ground cover, Perennial, California native- NCL
- CVL
- SCL
- SIL
- HD?
- LD?
sorrel/shamrockOxalis spp.Perennial- NCM
- CVM
- SCM
- SIM
- HD?
- LD?
South African geraniumPelargonium sidoidesGround cover, Perennial- NCM
- CVL
- SCL
- SIL
- HD×
- LD×
South American rock vervainGlandularia aristigera and cvs (Verbena tenuisecta)Perennial- NCL
- CVM
- SCL
- SIL
- HDM
- LDM
south western prickly poppyArgemone pleiacanthaPerennial- NCVL
- CV?
- SCVL
- SI?
- HD?
- LD?
southern goldenrodSolidago confinisPerennial, California native- NC?
- CV?
- SCM
- SIM
- HD?
- LD?
southern starOxypetalum coeruleum (Tweedia coerulea)Perennial- NCM
- CVM
- SCM
- SI?
- HD?
- LD?
southern sword fernNephrolepis cordifolia (SHADE IN DESERT)Perennial- NCM
- CVM
- SCM
- SIM
- HDM
- LDM
- NC?
- CV?
- SC?
- SI?
- HD?
- LD?
Spanish LavenderLavandula stoechas ssp. & cvs.Perennial- NCL
- CVL
- SCL
- SIL
- HDM
- LD×
Spanish snapdragonAntirrhinum hispanicumPerennial- NCL
- CVL
- SCL
- SIL
- HD?
- LD?
spathiphyllumSpathiphyllum spp. SHADEPerennial- NC×
- CV×
- SCH
- SI×
- HD×
- LDM
speedwellVeronica repensGround cover, Perennial- NCM
- CVM
- SCM
- SI×
- HD×
- LD×
spider plantChlorophytum comosum (SHADE)Perennial- NCL
- CVM
- SCL
- SIM
- HD×
- LDM
spiderwortTradescantia ohiensis and cvs. (Tradescantia virginiana)Perennial- NCM
- CVM
- SCM
- SIM
- HD?
- LD?
spiderwortTradescantia pallida (Setcreasea pallida)Perennial- NCM
- CVM
- SCM
- SIM
- HDH
- LDH
spike rushEleocharis spp. (CA native and non-native spp.)Perennial, California native- NCH
- CVH
- SCH
- SIM
- HD?
- LD?
spiny bear's breachAcanthus spinosus (dormant in summer in CV, perennial in shade on coast)Perennial- NCM
- CVL
- SCM
- SIM
- HD?
- LD?
spiny headed mat rushLomandra longifoliaPerennial- NCL
- CV?
- SCL
- SIM
- HD?
- LD?
spiny rushJuncus acutusPerennial, California native- NC?
- CVM
- SCM
- SIM
- HD?
- LD?
spoonleaf boucheaBouchea spathulataPerennial- NC?
- CV?
- SC?
- SI?
- HD?
- LD?
springbank cloverTrifolium wormskioldiiPerennial, California native- NCM
- CV?
- SC?
- SIM
- HD?
- LD?
spur flowerPlectranthus ciliatus 'Drege' (shade)Ground cover, Perennial- NC?
- CV?
- SCM
- SI?
- HD?
- LD?
square stalk restioRestio quadratusPerennial- NC?
- CV?
- SC×
- SI?
- HD?
- LD?
squirrel's foot fernDavallia trichomanoidesPerennial- NCM
- CVM
- SCM
- SIH
- HD×
- LD×
stalked bulbineBulbine frutescens & ssp. & cvs.Perennial, Arboretum All-Star- NCL
- CVL
- SCL
- SIL
- HDL
- LDM
stalked cliviaClivia caulescens (shade)Perennial- NCM
- CVL
- SCL
- SIM
- HD×
- LD×
standing cypressIpomopsis rubraPerennial- NCL
- CV?
- SC?
- SI?
- HD?
- LD?
star lilyArthropodium cirrhatumPerennial- NCM
- CV?
- SCM
- SIM
- HD×
- LD×
starry Soloman's sealMaianthemum stellatum (Smilacina stellata)Perennial, California native- NCM
- CV?
- SCM
- SIM
- HD?
- LD?
staticeGoniolimon speciosum (Limonium speciosum)Perennial- NCL
- CVL
- SCL
- SIM
- HD×
- LDM
staticeLimonium pereziiPerennial- NCL
- CVM
- SCL
- SIM
- HD×
- LD×
sticky cinquefoilDrymocallis glandulosa (Potentilla glandulosa)Perennial, California native- NCL
- CV?
- SCL
- SIL
- HD?
- LD?
sticky wax weedCuphea glutinosaPerennial- NC?
- CV?
- SC?
- SI?
- HD?
- LD?
stinking helleboreHelleborus foetidusPerennial- NCL
- CVM
- SCM
- SIL
- HD×
- LD×
Stokes' asterStokesia laevisPerennial- NCM
- CVM
- SCM
- SIM
- HD?
- LD?
stone cropHylotelephium spp. and cvs. (Some are Sedum)Perennial, Succulent- NCL
- CVL
- SCL
- SIL
- HD?
- LD?
stone cropSedum spp. & cvs. (some are Hylotelephium)Ground cover, Perennial, Succulent, California native- NCL
- CVL
- SCL
- SIL
- HD×
- LD?
- NCL
- CVM
- SCL
- SIL
- HD?
- LD?
straw flowerHelichrysum bracteatumPerennial- NCL
- CVL
- SCM
- SIM
- HD×
- LD×
strawberry cinquefoilPotentilla megalanthaPerennial- NCM
- CV?
- SC?
- SI?
- HD?
- LD?
- NCM
- CVL
- SC?
- SI?
- HD?
- LD?
stream orchidEpipactis giganteaPerennial, California native- NCM
- CVM
- SCM
- SIM
- HDH
- LD?
succulent bush senecioSenecio barbertonicusPerennial, Succulent- NC?
- CV?
- SCL
- SI?
- HD?
- LD?
suffrutescent wallflowerErysimum suffrutescensPerennial, California native- NCL
- CVL
- SC?
- SI?
- HD?
- LD?
- NCM
- CV×
- SCM
- SIM
- HD?
- LD?
summer lupineLupinus formosusPerennial, California native- NCL
- CVM
- SC?
- SIL
- HD?
- LD?
summer ragwortLigularia dentata cvs.Perennial- NCH
- CVH
- SCH
- SIH
- HD?
- LD?
sundropsCalylophus berlandieriPerennial- NCL
- CVL
- SCVL
- SIL
- HD?
- LD?
sunflowerHelianthus multiflorusPerennial- NCVL
- CV?
- SC?
- SI?
- HD?
- LD?
sunroseCrocanthemum aldersonii (Helianthemum scoparium)Perennial, California native- NCL
- CV?
- SCVL
- SIL
- HD?
- LD?
- NC?
- CV?
- SC?
- SI?
- HD?
- LD?
sunset foxgloveDigitalis obscuraPerennial- NCM
- CV?
- SCM
- SIM
- HD×
- LD×
- NCM
- CVH
- SCM
- SIM
- HD?
- LD?
swamp milkweedAsclepias incarnataPerennial- NC?
- CVM
- SC?
- SI?
- HD?
- LD?
swamp sunflowerHelianthus angustifoliusPerennial- NCM
- CVH
- SC?
- SI?
- HD?
- LD?
swamp weedSelliera radicansPerennial- NCM
- CV?
- SCM
- SI?
- HD?
- LD?
Swan River daisyBrachyscome spp.Perennial- NCM
- CVM
- SCM
- SIM
- HD?
- LD?
Swedish ivyPlectranthus verticillatusGround cover, Perennial- NCM
- CV×
- SCM
- SIM
- HD?
- LD?
sweet flagAcorus calamus 'Variegatus'Perennial- NCH
- CVH
- SCH
- SIH
- HD×
- LD×
sweet flagAcorus gramineusPerennial- NCH
- CVH
- SCH
- SIH
- HD×
- LD×
- NCM
- CVM
- SCM
- SIM
- HDM
- LDM
sweet violetViola odorataGround cover, Perennial- NCM
- CVM
- SCM
- SIH
- HD?
- LD?
- NCM
- CV?
- SC?
- SI?
- HD?
- LD?
sweet woodruffGalium odoratumPerennial- NCM
- CVM
- SCH
- SI×
- HD?
- LD?
sweetleafStevia rebaudianaPerennial- NC×
- CVH
- SC?
- SI?
- HD?
- LD?
swizzle sticksKleinia anteuphorbium (Senecio anteuphorbium)Perennial, Succulent- NC?
- CV?
- SCL
- SI?
- HD?
- LD?
tall aristeaAristea majorPerennial- NCM
- CV?
- SCM
- SI?
- HD?
- LD?
tansyTanacetum haradjaniiPerennial- NCL
- CVL
- SCL
- SI?
- HD?
- LD?
tansyTanacetum vulgarePerennial- NCM
- CVM
- SC?
- SI?
- HD?
- LD?
- NCM
- CVM
- SCM
- SIM
- HDM
- LDM
tarantula sageSalvia puberulaPerennial, Shrub- NC?
- CV?
- SC?
- SI?
- HD?
- LD?
TaroColocasia spp.Perennial- NCH
- CVH
- SCH
- SIH
- HD?
- LD?
TarragonArtemisia dracunculusPerennial, California native- NCM
- CVM
- SCM
- SIL
- HDM
- LD?
Tartarian staticeGoniolimon tataricum (Limonium tataricum)Perennial- NCL
- CV?
- SCM
- SIL
- HD?
- LD?
Tasman flax lilyDianella tasmanica (shade in desert)Perennial- NCM
- CVM
- SCM
- SIM
- HDM
- LDM
tassel cord rushRestio tetraphyllusPerennial- NCH
- CV?
- SC?
- SI?
- HD?
- LD?
tassel fernPolystichum setosumPerennial- NCM
- CV?
- SCH
- SI?
- HD?
- LD?
Texas primroseCalylophus drummondianaPerennial- NCL
- CVL
- SCVL
- SIL
- HDM
- LDM
Texas sageSalvia coccineaPerennial- NCL
- CVM
- SCM
- SIM
- HDM
- LDM
thamnochortusThamnochortus rigidusPerennial- NCM
- CV?
- SCM
- SI?
- HD?
- LD?
thatching reedThamnochortus insignisPerennial- NCM
- CV?
- SCM
- SIM
- HD?
- LD?
threadleaf coreopsisCoreopsis verticillata ssp. & cvs.Perennial- NCM
- CVM
- SCM
- SIL
- HDL
- LDM
thriftArmeria caespitosa (A. juniperifolia)Perennial- NCM
- CV?
- SCM
- SIM
- HD?
- LD?
thriftArmeria setaceaPerennial- NC?
- CV?
- SCM
- SIM
- HD?
- LD?
throatwartTrachelium caeruleumPerennial- NCM
- CVM
- SCM
- SI?
- HD?
- LD?
thunbergia (battiscombei)Thunbergia battiscombeiPerennial- NCM
- CV?
- SCM
- SIM
- HDM
- LDM
thymeThymus spp. and cvs.Ground cover, Perennial- NCL
- CVM
- SCL
- SIM
- HDM
- LDM
thyme pink bellsTetratheca thymifoliaPerennial- NCM
- CV?
- SCM
- SI?
- HD?
- LD?
tickseedBidens triplinerviaPerennial- NCL
- CV?
- SCM
- SI?
- HD?
- LD?
toad lilyTricyrtis formosanaPerennial- NCM
- CV?
- SCM
- SIM
- HD?
- LD?
toad lilyTricyrtis hirtaPerennial- NCM
- CVM
- SCM
- SIM
- HD?
- LD?
toad lily hybridsTricyrtis hybridsPerennial- NCM
- CV?
- SCM
- SIM
- HD?
- LD?
toadflaxLinaria alpinaPerennial- NCM
- CV×
- SC?
- SIM
- HD?
- LD?
toadflaxLinaria hybridsPerennial- NCL
- CV×
- SC?
- SIM
- HD?
- LD?
toadflaxLinaria purpureaPerennial- NCL
- CVM
- SCL
- SIM
- HD?
- LD?
toadflaxLinaria supinaPerennial- NCM
- CV?
- SC?
- SI?
- HD?
- LD?
tooth cupRotala indicaPerennial- NC?
- CV?
- SC?
- SI?
- HD?
- LD?
toothed alohaNemesia denticulataPerennial- NCM
- CV?
- SCM
- SI?
- HD?
- LD?
torch cactusEchinopsis & spp. & cvs. (Trichocereus spp.)Perennial, Succulent- NCVL
- CVL
- SCL
- SIL
- HDL
- LDL
Tower of JewelsEchium wildprettiPerennial- NC×
- CVL
- SCL
- SIL
- HD?
- LD?
trailing daisyWedelia trilobataGround cover, Perennial- NC?
- CVM
- SCM
- SI?
- HDM
- LDM
trailing jadeSenecio jacobseniiPerennial, Succulent- NC?
- CV?
- SCL
- SI?
- HD?
- LD?
Transvaal daisyGerbera jamesonii & hybridsPerennial- NCM
- CVH
- SCM
- SIM
- HD×
- LD×
tree grapeCyphostemma juttaePerennial- NC×
- CV?
- SCVL
- SIL
- HD?
- LD?
tree philodendronPhilodendron bipinnatifidum (selloum)Perennial, Shrub- NCM
- CVM
- SCM
- SIM
- HD×
- LDM
trigger plantStylidium adnatumPerennial- NCM
- CV?
- SC?
- SI?
- HD?
- LD?
triostar stromantheStromanthe sanguineaPerennial- NC?
- CV?
- SCM
- SI?
- HD?
- LD?
Tropic Belle Matt RushLomandra hystrix 'LHCOM' PP20759Perennial- NCL
- CVL
- SCL
- SIM
- HD?
- LD?
tropical giant sageBrillantaisia nitensPerennial- NC?
- CV?
- SCM
- SI×
- HD?
- LD?
trunking beschorneriaBeschorneria albifloraPerennial, Succulent- NCL
- CVM
- SCM
- SIM
- HD?
- LD?
tuberous jerusalem sagePhlomis tuberosaPerennial- NCM
- CVL
- SCL
- SIL
- HD?
- LD?
- NCL
- CVL
- SCVL
- SIL
- HDL
- LDL
Tundra AsterOreostemma alpigenumPerennial- NC?
- CV?
- SC?
- SI?
- HD?
- LD?
tunic flowerPetrorhagia saxifragaPerennial- NC?
- CVL
- SC?
- SI?
- HD?
- LD?
Turkish skullcapScutellaria ponticaPerennial- NCL
- CV?
- SC?
- SI?
- HD?
- LD?
turutuDianella intermediaPerennial- NCM
- CV?
- SCM
- SI?
- HD?
- LD?
twinspurDiascia spp.Perennial- NCM
- CVM
- SCM
- SIM
- HD×
- LD×
two-colored kangaroo pawAnigozanthos bicolorPerennial- NCL
- CV?
- SCM
- SIL
- HD×
- LD×
umbrella dracenaDianella ensifoliaPerennial- NCM
- CV?
- SCM
- SI?
- HD?
- LD?
umbrella plant/Indian rhubarbDarmera peltata (Peltiphyllum)Perennial, California native- NCH
- CVH
- SCH
- SI?
- HD?
- LD?
umbrella sedge/papyrusCyperus spp. (CA native and non-native species)Perennial, California native- NCH
- CVH
- SCH
- SIH
- HDH
- LDH
upside-down fernArachniodes standishii (SHADE)Perennial- NC?
- CVH
- SCM
- SI?
- HD?
- LD?
urn flowered alumrootHeuchera elegansPerennial, California native- NCM
- CV?
- SCM
- SIL
- HD?
- LD?
Utopia flax lilyDianella prunina "Utopia"Perennial- NCM
- CV?
- SCL
- SI?
- HD?
- LD?
variegated black horehoundBallota nigra 'Archer's Variety'Perennial- NC?
- CV?
- SC?
- SI?
- HD?
- LD?
variegated gingerAlpinia sanderaePerennial- NCH
- CVH
- SCH
- SIH
- HD×
- LD×
variegated mintleafPlectranthus madagascariensis 'Variegated Mintleaf'Ground cover, Perennial- NC?
- CV?
- SCM
- SIM
- HD?
- LD?
velvet centaureaCentaurea gymnocarpaPerennial- NCL
- CVL
- SCM
- SIM
- HD×
- LD?
velvet slipperSinningia tubifloraPerennial- NCM
- CVM
- SCL
- SIM
- HD?
- LD?
venus thistleCirsium occidentalePerennial, California native- NCVL
- CVL
- SCVL
- SIL
- HD?
- LD?
verbena (bonariensis)Verbena bonariensis ssp. & cvs.Perennial- NCL
- CVL
- SCL
- SIM
- HDM
- LDM
veronicaVeronica spp.Perennial- NCM
- CVM
- SCM
- SI×
- HD×
- LDM
veronica/speedwellParahebe perfoliataPerennial- NCM
- CVM
- SCM
- SI?
- HD?
- LD?
vervainVerbena rigidaGround cover, Perennial- NCL
- CVM
- SCL
- SIL
- HDM
- LDM
violet (japonica)Viola japonicaPerennial- NCM
- CV?
- SC?
- SI?
- HD?
- LD?
violet cloud hybrid skullcapScutellaria x 'Violet Cloud'Perennial- NC?
- CV?
- SC?
- SI?
- HD?
- LD?
violet stork's billPelargonium ionidiflorumPerennial- NCM
- CV?
- SC?
- SIM
- HD×
- LD×
Virginia bluebellsMertensia virginicaPerennial- NCM
- CV?
- SC?
- SI×
- HD?
- LD?
volstruisnekEuphorbia clandestinaPerennial, Succulent- NC?
- CV?
- SCVL
- SI?
- HD?
- LD?
voodoo lilyDracunculus vulgarisPerennial- NCL
- CVVL
- SCL
- SIL
- HD?
- LD?
voodoo lilyPinellia tripartitaPerennial- NCM
- CV?
- SCM
- SIL
- HD?
- LD?
Wagner's sageSalvia wagnerianaPerennial, Shrub- NCM
- CV?
- SCM
- SIM
- HD?
- LD?
wake robinTrillium chloropetalumPerennial, California native- NCM
- CV?
- SC×
- SIVL
- HD?
- LD?
walking irisNeomarica caeruleaPerennial, Arboretum All-Star- NCL
- CVL
- SCM
- SIM
- HD?
- LD?
Wallace's nightshadeSolanum wallaceiPerennial, California native- NC?
- CV?
- SCL
- SIL
- HD?
- LD?
wallflowerErysimum cheiri (Cheiranthus cheiri)Perennial- NCM
- CVM
- SCM
- SIM
- HD?
- LD?
wallflowerErysimum concinnumPerennial, California native- NCL
- CVL
- SCL
- SIL
- HD?
- LD?
wallflowerErysimum helveticumPerennial- NCM
- CV?
- SC?
- SI?
- HD?
- LD?
wallflowerErysimum linifoliumPerennial- NCL
- CVL
- SCL
- SIM
- HD?
- LD?
wallflowerErysimum pulchellumPerennial- NCL
- CVL
- SCL
- SI?
- HD?
- LD?
wandering JewTradescantia fluminensis (SHADE)Perennial- NCM
- CV×
- SCM
- SIM
- HD×
- LDM
Warley rose stone cressAethionema armenum 'Warley Rose'Perennial- NCM
- CVL
- SC?
- SI?
- HD?
- LD?
water bluebellRuellia squarrosaPerennial- NC?
- CV?
- SC?
- SIM
- HD?
- LDL
Water SedgeCarex aquatilisPerennial- NCM
- CV?
- SC?
- SIM
- HD?
- LD?
Waverly sageSalvia 'Waverly'Perennial, Shrub- NCM
- CVM
- SCM
- SIM
- HD?
- LD?
wavy cloak fernCheilanthes sinuataPerennial- NC?
- CV?
- SCL
- SI?
- HD?
- LD?
wavy-leafed mulleinVerbascum undulatumPerennial- NCM
- CVM
- SCM
- SI?
- HD?
- LD?
wax begoniaBegonia semperflorensPerennial- NCM
- CVM
- SCM
- SIM
- HD×
- LD?
Wayne Roderick daisyErigeron 'Wayne Roderick'Perennial, California native, Arboretum All-Star- NCM
- CVM
- SCL
- SIL
- HD×
- LD×
wedge leaf horkeliaHorkelia cuneataPerennial, California native- NC?
- CVL
- SCL
- SI?
- HD?
- LD?
Wenlock beauty wallflowerErysimum 'Wenlock Beauty'Perennial- NCL
- CVM
- SCL
- SI?
- HD?
- LD?
Photo credits, 187 images from Wikimedia Commons
- silver cloak fern: Stan Shebs, CC BY-SA 3.0 (licence)
- silver dichondra: Photo by and (c)2006 Derek Ramsey (Ram-Man). Location credit to the Chanticle..., CC BY-SA 3.0 (licence)
- silver goodenia: Ian McMaster, CC BY 3.0 (licence)
- Silver Mound: Shuvaev, CC BY 4.0 (licence)
- silver mullein: Ghislain118 http://www.fleurs-des-montagnes.net, CC BY-SA 3.0 (licence)
- silver plectranthus: Raffi Kojian, CC BY-SA 3.0 (licence)
- silver reed: Drakenwolf, CC BY-SA 3.0 (licence)
- silver sage: Salicyna, CC BY-SA 4.0 (licence)
- silver snapdragon: Piquard jean-louis, CC BY-SA 4.0 (licence)
- silver spear: Daderot, CC0 (licence)
- silver tansy: Ghislain118 http://www.fleurs-des-montagnes.net, CC BY-SA 3.0 (licence)
- Silver Wormwood: Didier Descouens, CC BY-SA 4.0 (licence)
- silverweed: Rasbak, CC BY-SA 3.0 (licence)
- Silvery Lupine: Stan Shebs, CC BY-SA 3.0 (licence)
- silvery yarrow: Hectonichus, CC BY-SA 3.0 (licence)
- Sinaloan blue sage: KENPEI, CC BY-SA 3.0 (licence)
- sisysrinchium (convolutum): Adriana Backes, CC BY-SA 4.0 (licence)
- sisysrinchium (macrocephalum): Wouter Hagens, Public domain
- skunk cabbage: Martin Bravenboer, Public domain
- Skyscraper Series Sage: 小石川人晃, CC BY-SA 4.0 (licence)
- Slender Sunflower: Unknown author, Public domain
- slipper flower/slipperwort: Stan Shebs, CC BY-SA 3.0 (licence)
- Small Cape Rush: Peter Barr, CC BY-SA 2.0 (licence)
- snake berry: Kurt Stüber, CC BY-SA 3.0 (licence)
- snakeroot: Rachel Whitt, CC0 (licence)
- snakeroot/bugbane: KENPEI, CC BY-SA 3.0 (licence)
- snow poppy: peganum, CC BY-SA 2.0 (licence)
- snowdrop windflower: Ben Sale, CC BY 2.0 (licence)
- snowflake sage: Krzysztof Ziarnek, Kenraiz, CC BY-SA 4.0 (licence)
- snowy woodrush: Sten Porse, CC BY-SA 3.0 (licence)
- soft shield fern: Vatadoshu, CC0 (licence)
- softrush: The original uploader was Meggar at English Wikipedia., CC BY-SA 3.0 (licence)
- Soloman''s seal: Myrabella, CC BY-SA 3.0 (licence)
- Sonoma Coast yarrow: Ayotte, Gilles, 1948-, CC BY-SA 4.0 (licence)
- Sonoma sage: Geoprofi Lars, CC BY-SA 4.0 (licence)
- Sonoma sage: Stickpen, Public domain
- sorrel/shamrock: Randi Hausken from Bærum, Norway, CC BY-SA 2.0 (licence)
- South African geranium: Photo by and (c)2006 Derek Ramsey (Ram-Man). Location credit to the Chanticle..., CC BY-SA 3.0 (licence)
- South American rock vervain: Harry Rose from South West Rocks, Australia, CC BY 2.0 (licence)
- south western prickly poppy: Petrified Forest Ranger (Hallie Larsen/NPS), CC BY 2.0 (licence)
- southern goldenrod: jkirkhart35, CC BY 2.0 (licence)
- southern star: Kurt Stüber, CC BY-SA 3.0 (licence)
- southern sword fern: Forest & Kim Starr, CC BY 3.0 (licence)
- Spanish Lavender: Krzysztof Ziarnek, Kenraiz, CC BY-SA 4.0 (licence)
- Spanish snapdragon: ANE, CC BY-SA 4.0 (licence)
- spathiphyllum: JJ Harrison (https://www.jjharrison.com.au/), CC BY-SA 3.0 (licence)
- speedwell: Kurt Stüber, CC BY-SA 3.0 (licence)
- spider plant: Juan Carlos Fonseca Mata, CC BY-SA 4.0 (licence)
- spiderwort: Frank Vincentz, CC BY-SA 3.0 (licence)
- spiderwort: Sun Jiao (Interaccoonale), CC BY 4.0 (licence)
- spike rush: Forest & Kim Starr, CC BY 3.0 (licence)
- spiny bear's breach: MurielBendel, CC BY-SA 4.0 (licence)
- spiny headed mat rush: Eric in SF, CC BY-SA 3.0 (licence)
- spiny rush: Esculapio, CC BY-SA 3.0 (licence)
- spoonleaf bouchea: Juan Carlos Fonseca Mata, CC BY-SA 4.0 (licence)
- springbank clover: Eric in SF, CC BY-SA 3.0 (licence)
- spur flower: Krzysztof Golik, CC BY-SA 4.0 (licence)
- square stalk restio: Andrew Massyn, Public domain
- squirrel's foot fern: Krzysztof Ziarnek, Kenraiz, CC BY-SA 4.0 (licence)
- stalked bulbine: Stan Shebs, CC BY-SA 3.0 (licence)
- stalked clivia: Franz Xaver, CC BY-SA 4.0 (licence)
- standing cypress: James Steakley, CC BY-SA 3.0 (licence)
- star lily: Wendy Cutler, CC BY 2.0 (licence)
- starry Soloman's seal: Walter Siegmund (talk), CC BY 2.5 (licence)
- statice: Valerii Glazunov, CC BY 4.0 (licence)
- statice: Stan Shebs, CC BY-SA 3.0 (licence)
- sticky cinquefoil: Unknown author, Public domain
- sticky wax weed: Gaiacoyote, CC0 (licence)
- stinking hellebore: Wildfeuer, CC BY-SA 3.0 (licence)
- Stokes' aster: Kurt Stüber, CC BY-SA 3.0 (licence)
- stone crop: ℍenry Salomé, CC BY-SA 3.0 (licence)
- stone crop: Sannse, CC BY-SA 3.0 (licence)
- straw flower: Mark Marathon, CC BY-SA 3.0 (licence)
- strawberry cinquefoil: Hedwig Storch, CC BY-SA 3.0 (licence)
- stream orchid: BerndH, CC BY-SA 3.0 (licence)
- succulent bush senecio: JMK, CC BY-SA 3.0 (licence)
- suffrutescent wallflower: peganum from Henfield, England, CC BY-SA 2.0 (licence)
- summer lupine: "All photos were taken by staff of the NRCS California Plant Materials Center..., Public domain
- summer ragwort: Pieter Pelser, CC BY 3.0 (licence)
- sundrops: abbamouse, CC BY-SA 2.0 (licence)
- sunflower: Արարատ Թրվանց, CC BY-SA 4.0 (licence)
- sunrose: Krzysztof Ziarnek, Kenraiz, CC BY-SA 4.0 (licence)
- sunset foxglove: Cillas, CC BY-SA 4.0 (licence)
- swamp milkweed: Ryan Hodnett, CC BY-SA 4.0 (licence)
- swamp sunflower: Choess, CC BY-SA 3.0 (licence)
- swamp weed: Rudolph89, CC BY-SA 3.0 (licence)
- Swan River daisy: Melburnian, CC BY 3.0 (licence)
- Swedish ivy: Forest & Kim Starr, CC BY 3.0 (licence)
- sweet flag: J.F. Gaffard, Autoreille, France, CC BY-SA 3.0 (licence)
- sweet flag: Cliff, CC BY 2.0 (licence)
- sweet violet: Fritz Geller-Grimm, CC BY-SA 2.5 (licence)
- sweet woodruff: Jopi, Public domain
- sweetleaf: Ethel Aardvark, CC BY 3.0 (licence)
- swizzle sticks: Krzysztof Ziarnek, Kenraiz, CC BY-SA 4.0 (licence)
- tall aristea: 阿橋 HQ, CC BY-SA 2.0 (licence)
- tansy: 阿橋 HQ, CC BY-SA 2.0 (licence)
- tansy: Lienhard Schulz, CC BY-SA 3.0 (licence)
- tarantula sage: Daderot, CC0 (licence)
- Taro: Amoriver Information, CC BY-SA 3.0 (licence)
- Tarragon: KENPEI, CC BY-SA 3.0 (licence)
- Tartarian statice: User:XRiffRaffx, CC BY-SA 3.0 (licence)
- Tasman flax lily: Christian Hummert (Ixitixel), CC BY-SA 3.0 (licence)
- tassel cord rush: Abu Shawka, CC BY-SA 4.0 (licence)
- tassel fern: Alfredo F. Fuentes Claros, CC0 (licence)
- Texas primrose: Stan Shebs, CC BY-SA 3.0 (licence)
- Texas sage: Carl E Lewis, CC BY 2.0 (licence)
- thamnochortus: Drakenwolf, CC BY-SA 3.0 (licence)
- thatching reed: Andrew Massyn, Public domain
- threadleaf coreopsis: Chrumps, CC BY-SA 3.0 (licence)
- thrift: Xemenendura, CC BY-SA 4.0 (licence)
- thrift: Xulescu g, CC BY-SA 4.0 (licence)
- throatwart: Javier martin, CC BY-SA 3.0 (licence)
- thunbergia (battiscombei): Dick Culbert from Gibsons, B.C., Canada, CC BY 2.0 (licence)
- thyme: Naturpuur, CC BY 4.0 (licence)
- thyme pink bells: MargaretRDonald, CC BY-SA 4.0 (licence)
- tickseed: Geichhorn2000, CC BY-SA 3.0 (licence)
- toad lily: Didier Descouens, CC BY-SA 4.0 (licence)
- toad lily: Alpsdake, CC BY-SA 4.0 (licence)
- toad lily hybrids: André Karwath aka Aka, CC BY-SA 2.5 (licence)
- toadflax: Hans Hillewaert, CC BY-SA 3.0 (licence)
- toadflax: Sannse at English Wikipedia, CC BY-SA 3.0 (licence)
- toadflax: Franz Xaver, CC BY-SA 3.0 (licence)
- toadflax: Isidre blanc, CC BY-SA 4.0 (licence)
- tooth cup: Loasa, Public domain
- toothed aloha: 阿橋 HQ, CC BY-SA 2.0 (licence)
- torch cactus: Renee Grayson from Las Vegas, USA, CC BY 2.0 (licence)
- Tower of Jewels: Mike Prince from Bangalore, India, CC BY 2.0 (licence)
- trailing daisy: Dinesh Valke from Thane, India, CC BY-SA 2.0 (licence)
- trailing jade: Hinnerk11, CC BY-SA 4.0 (licence)
- Transvaal daisy: Rooivos, Public domain
- tree grape: JMK, CC BY-SA 3.0 (licence)
- tree philodendron: VSA.bing, Public domain
- trigger plant: Geoff Derrin, CC BY-SA 4.0 (licence)
- triostar stromanthe: Patrice78500, CC BY-SA 3.0 (licence)
- Tropic Belle Matt Rush: MargaretRDonald, CC BY-SA 4.0 (licence)
- tropical giant sage: Michael Wolf, CC BY 2.5 (licence)
- trunking beschorneria: Stan Shebs, CC BY-SA 3.0 (licence)
- tuberous jerusalem sage: Agnieszka Kwiecień, Nova, CC BY-SA 4.0 (licence)
- Tundra Aster: Walter Siegmund (talk), CC BY-SA 3.0 (licence)
- tunic flower: Chrumps, CC BY-SA 3.0 (licence)
- Turkish skullcap: Fagus, CC BY-SA 4.0 (licence)
- turutu: Daderot, Public domain
- twinspur: SAplants, CC BY-SA 4.0 (licence)
- two-colored kangaroo paw: Leon Brooks, Public domain
- umbrella dracena: Patrice78500, Public domain
- umbrella plant/Indian rhubarb: Wouter Hagens, Public domain
- umbrella sedge/papyrus: Kurt Stüber, CC BY-SA 3.0 (licence)
- upside-down fern: KENPEI, CC BY-SA 3.0 (licence)
- urn flowered alumroot: Stan Shebs, CC BY-SA 3.0 (licence)
- Utopia flax lily: Stickpen, Public domain
- variegated black horehound: Stefan.lefnaer, CC BY-SA 4.0 (licence)
- variegated ginger: Obsidian Soul, CC0 (licence)
- variegated mintleaf: Dysmorodrepanis, CC BY-SA 3.0 (licence)
- velvet centaurea: Stickpen, Public domain
- velvet slipper: peganum, CC BY-SA 2.0 (licence)
- venus thistle: Wing-Chi Poon, CC BY-SA 2.5 (licence)
- verbena (bonariensis): frank wouters, CC BY 2.0 (licence)
- veronica: Didier Descouens, CC BY-SA 4.0 (licence)
- veronica/speedwell: Kurt Stüber, CC BY-SA 3.0 (licence)
- vervain: Franz Xaver, CC BY-SA 4.0 (licence)
- violet (japonica): Qwert1234, CC BY-SA 4.0 (licence)
- violet cloud hybrid skullcap: Avustfel, CC BY-SA 4.0 (licence)
- violet stork's bill: Dinkum, CC BY-SA 3.0 (licence)
- Virginia bluebells: Khan "Sadh" N. Mostafa, CC BY 2.0 (licence)
- volstruisnek: SAplants, CC BY-SA 4.0 (licence)
- voodoo lily: Jörg Hempel, CC BY-SA 3.0 de (licence)
- voodoo lily: Marek Argent, CC BY-SA 4.0 (licence)
- Wagner's sage: Dick Culbert from Gibsons, B.C., Canada, CC BY 2.0 (licence)
- wake robin: Ramin Nakisa, CC BY-SA 3.0 (licence)
- walking iris: Raffi Kojian, CC BY-SA 3.0 (licence)
- Wallace's nightshade: Stan Shebs, CC BY-SA 3.0 (licence)
- wallflower: Colsu, CC BY-SA 4.0 (licence)
- wallflower: Franz Xaver, CC BY-SA 3.0 (licence)
- wallflower: পাপৰি বৰা, CC BY-SA 4.0 (licence)
- wallflower: Raffi Kojian, Gardenology.org, CC BY-SA 3.0 (licence)
- wallflower: Krzysztof Ziarnek, Kenraiz, CC BY-SA 4.0 (licence)
- wandering Jew: Enrique Dans from Madrid, Spain, CC BY 2.0 (licence)
- Warley rose stone cress: Anna reg, CC BY-SA 3.0 at (licence)
- water bluebell: William Avery, CC BY-SA 3.0 (licence)
- Water Sedge: Teresa Prendusi, USFS botanist per, Public domain
- Waverly sage: Juan Carlos Fonseca Mata, CC BY-SA 4.0 (licence)
- wavy cloak fern: Nolan Exe, CC BY 4.0 (licence)
- wavy-leafed mullein: Magnus Manske, CC BY-SA 3.0 (licence)
- wax begonia: Acabashi, CC BY-SA 4.0 (licence)
- Wayne Roderick daisy: Meneerke bloem, CC BY-SA 3.0 (licence)
- wedge leaf horkelia: jkirkhart35, CC BY 2.0 (licence)
- Wenlock beauty wallflower: Agnieszka Kwiecień, Nova, CC BY-SA 4.0 (licence)
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Zones: NC North-Central Coastal, CV Central Valley, SC South Coastal, SI South Inland, HD High and Intermediate Desert, LD Low Desert. Ratings: VL very low water, L low, M moderate, H high, ? not rated for that zone, × not suited to that zone. Ratings are the University of California WUCOLS IV list.
How to use this list
- MinutesOpen the calculator with this plant set. The preset city is in a zone where WUCOLS rates the plant. Set your sprinkler type and watering days.
- GuideRead a plant watering guide. Links appear for plants covered by our 1023 written guides.
- PlanBuild your personal watering plan. Put your plants and city together for monthly sprinkler minutes on a printable sheet.
Sources
- WUCOLS IV plant list, University of California, snapshot of the live databaseRead August 23, 2026 on ucanr.edu/sites/WUCOLS
- Appendix C reference evapotranspiration table behind the six zonesRead August 23, 2026 on water.ca.gov/-/media/DWR-Website/Web-Pages/Programs/Water-Use-And-Efficiency/MWELO-Rulemaking/Final-MWELO-Text-and-Appendices_20250103.pdf