Aaron's beardHypericum calycinumGround cover, Shrub- NCM
- CVM
- SCM
- SIM
- HD?
- LD×
Plants starting with A: water needs by California 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.
Aaron's beardHypericum calycinumGround cover, Shrub- NC×
- CV?
- SC×
- SI?
- HD×
- LDL
Abyssinian bananaEnsete ventricosumShrub, Palm or cycad- NCH
- CVH
- SCH
- SIH
- HD×
- LD?
Abyssinian coral treeErythrina abyssinicaTree- NC×
- CV?
- SCL
- SI?
- HD×
- LDM
Adam's needleYucca filamentosa ssp. & cvs.Shrub, Succulent- NCL
- CVL
- SCVL
- SIL
- HDM
- LDL
African boxwoodMyrsine africanaShrub- NCL
- CVL
- SCL
- SIM
- HD×
- LD×
African bush daisyEuryops chrysanthemoides (Gamolepis chrysanthemoides)Shrub- NCM
- CVM
- SCM
- SIM
- HD×
- LD?
African corn lilyIxia spp.Bulb- NCL
- CVL
- SCL
- SIVL
- HD?
- LD?
African daisyArctotis hybridsPerennial- NCL
- CVM
- SCL
- SIL
- HD×
- LD?
African daisyOsteospermum spp. & cvs.Ground cover- NCL
- CVL
- SCL
- SIL
- HD×
- LD×
- NCM
- CVL
- SCM
- SIM
- HD?
- LDM
- NCM
- CV×
- SCM
- SI×
- HD×
- LD?
African milk bushSynadenium grantii 'Rubra'Shrub- NC×
- CV?
- SCM
- SI?
- HD?
- LD?
African Milk TreeEuphorbia trigonaSucculent- NCL
- CV?
- SCVL
- SIL
- HD?
- LDL
African oliveOlea africanaTree- NCL
- CV?
- SCL
- SI?
- HD?
- LD?
African plumbagoCeratostigma abyssinicumShrub- NCL
- CV×
- SCL
- SIM
- HDM
- LDM
African sumacSearsia lancea (Rhus lancea)Tree- NCL
- CVL
- SCL
- SIL
- HDM
- LDM
African tulip treeSpathodea campanulataTree- NC×
- CV×
- SCM
- SI×
- HD×
- LD×
agapanthusAgapanthus praecox spp. & cvsPerennial- NCM
- CVM
- SCM
- SIM
- HD?
- LD?
agapetes (serpens)Agapetes serpens (Pentapterygium)Shrub- NCM
- CV?
- SCM
- SI?
- HD?
- LD?
agastacheAgastache coccinea pinkPerennial- NCL
- CVM
- SCM
- SIM
- HDM
- LDM
Alaska holly fernPolystichum setigerumPerennial- NCM
- CVH
- SCH
- SIH
- HD?
- LD?
Albany bottlebrushCallistemon speciosusShrub, Tree- NCM
- CV?
- SCM
- SI?
- HD×
- LDM
Albany woolly bushAdenanthos x cunninghamiiShrub- NC?
- CV?
- SCL
- SI?
- HD?
- LD?
Alberta sprucePicea glaucaTree- NCM
- CVM
- SC×
- SI×
- HDM
- LD×
albuca (humilis)Albuca humilis- NCM
- CV?
- SC?
- SI?
- HD?
- LD?
Albury purple hypericumHypericum X inodorum 'Albury Purple'Shrub- NCM
- CV?
- SC?
- SI?
- HD×
- LD×
Aleppo pinePinus halepensisTree- NCL
- CVL
- SCL
- SIL
- HDM
- LDM
Algerian ivyHedera canariensisGround cover, Vine- NCM
- CVM
- SC×
- SIM
- HDM
- LDM
Alice Blue ceanothusCeanothus 'Alice Blue'Shrub, California native- NC?
- CV?
- SCL
- SI?
- HD×
- LD×
Alice Dupont etc.Mandevilla cvs.Vine- NCM
- CV×
- SCM
- SIH
- HD×
- LDH
alkalai sacatonSporobolus airoidesOrnamental grass, California native- NCL
- CVVL
- SCL
- SIL
- HDL
- LDL
alkali heathFrankenia salinaShrub, California native- NCH
- CVVL
- SCVL
- SIVL
- HD?
- LD?
All Hallows Green horehoundMarrubium bourgaei 'All Hallows Green'Shrub- NCL
- CVL
- SCL
- SIM
- HD?
- LD?
Allen Chickering sageSalvia 'Allen Chickering'Shrub, California native- NCL
- CVL
- SCVL
- SIL
- HDL
- LDL
Allgold BroomCytisus x praecox 'Allgold'Shrub- NCVL
- CVL
- SC?
- SIM
- HD?
- LD?
alliumAllium spp.Bulb- NCM
- CVM
- SCM
- SIM
- HD×
- LD×
alliumAllium spp. mostly from CA or MediterraneanBulb, California native- NCVL
- CVVL
- SCL
- SIVL
- HDL
- LDM
aloeAloe spp. & cvs.Shrub, Tree, Succulent- NCL
- CVL
- SCL
- SIL
- HDL
- LDL
alonsoaAlonsoa warscewicziiPerennial- NCM
- CV?
- SCM
- SI?
- HD?
- LD?
aloysiaAloysia macrostachyaShrub- NC?
- CV?
- SC?
- SI?
- HDL
- LDL
Alpine Alum RootHeuchera cylindricaPerennial, California native- NCM
- CVM
- SC?
- SIM
- HD?
- LD?
alpine betonyStachys officinalis subsp. officinalis (Stachys monieri)Perennial- NCM
- CV?
- SC?
- SI?
- HD?
- LD×
alpine campionLychnis alpinaPerennial- NCM
- CVM
- SC?
- SI?
- HD?
- LD?
alpine geraniumErodium reichardii (Erodium chaemedryoides)Ground cover, Perennial- NCL
- CVM
- SCM
- SIM
- HD?
- LD?
alpine lilyLilium parvum var. crocatumBulb, California native- NCM
- CV?
- SC?
- SIM
- HDM
- LDM
alpine meadow rueThalictrum alpinumPerennial, California native- NC?
- CV?
- SCM
- SI?
- HD?
- LD?
alpine plum yewPodocarpus alpinus cvs.Shrub- NCM
- CV?
- SC?
- SI?
- HD?
- LD?
- NC?
- CV?
- SC?
- SI?
- HD?
- LD?
alpine sea hollyEryngium alpinumPerennial- NCM
- CV?
- SC?
- SI×
- HD?
- LD?
alpine skull capScutellaria alpinaPerennial- NCM
- CV?
- SC?
- SI?
- HD×
- LD×
alpine totaraPodocarpus nivalisShrub- NCM
- CV?
- SCM
- SI?
- HD?
- LD?
alpine water fernBlechnum penna-marinaPerennial- NCM
- CV?
- SC×
- SI×
- HD?
- LD?
alstroemeria (ligtu)Alstroemeria ligtu ssp., hybrids & cvs.Bulb- NCL
- CVL
- SC?
- SIL
- HD?
- LD×
alum rootHeuchera 'Rosada'Perennial, California native, Arboretum All-Star- NCL
- CVM
- SC?
- SI?
- HD?
- LD?
- NCVL
- CVVL
- SCVL
- SIVL
- HD?
- LD?
amaryllisHippeastrum spp.Bulb- NCM
- CVL
- SCM
- SIM
- HD?
- LD?
American arborvitaeThuja occidentalis ssp. & cvs.Shrub- NCM
- CVM
- SCM
- SIM
- HDM
- LDM
American dogwoodCornus sericea ssp. & cvs.Shrub, California native- NCM
- CVM
- SCH
- SIM
- HD×
- LD×
American elmUlmus americanaTree- NCM
- CVM
- SCM
- SIM
- HD?
- LD×
American grapeVitis labrusca ssp. & cvs.Vine- NCM
- CVM
- SCM
- SIM
- HDM
- LDM
American hornbeamCarpinus carolinianaTree- NCM
- CV?
- SC?
- SI×
- HD?
- LD?
American lindenTilia americanaTree- NCM
- CVM
- SC×
- SI×
- HD×
- LD×
American mannagrassGlyceria grandisOrnamental grass, California native- NC?
- CV?
- SC?
- SI?
- HD?
- LD?
American persimmonDiospyros virginianaTree- NCL
- CVM
- SCM
- SIM
- HD?
- LD?
American smoke treeCotinus obovatusShrub, Tree- NCL
- CVL
- SC?
- SI?
- HD?
- LD?
Americana honeysuckleLonicera x americanaVine- NCM
- CV?
- SC?
- SI?
- HDM
- LD?
amethyst sea hollyEryngium amethystinumPerennial- NCM
- CV?
- SCM
- SI?
- HD?
- LD?
amur mapleAcer ginnalaTree- NCM
- CVM
- SC×
- SI?
- HD?
- LD×
amur river grapeVitis amurensisVine- NCM
- CV?
- SC?
- SI?
- HD?
- LD?
Anchor Bay ceanothusCeanothus gloriosus 'Anchor Bay'Ground cover, California native- NCL
- CVM
- SCL
- SI×
- HD×
- LD×
anchor plantColletia paradoxaShrub- NCL
- CV?
- SCL
- SIL
- HD?
- LD×
Andean gold saw tooth azaraAzara serrata 'Andean Gold'Tree- NCM
- CV?
- SC?
- SIM
- HD?
- LD?
Andean silver leaf sageSalvia discolorPerennial- NCM
- CV×
- SCM
- SIM
- HD?
- LD?
anemone clematisClematis montanaVine- NCM
- CV?
- SCM
- SI?
- HD?
- LD?
angel flowerAngelonia angustifoliaPerennial- NCM
- CV×
- SCM
- SI?
- HD?
- LD?
angel wing jasmineJasminum nitidumShrub- NCL
- CVM
- SCM
- SIM
- HD×
- LDM
Angel Wings® SenecioSenecio candicans 'Senaw' PP28830Perennial- NCL
- CVL
- SCM
- SI?
- HD?
- LD?
angel's hairArtemisia spp. (herbaceous)Ground cover, Perennial- NCL
- CVL
- SCL
- SIL
- HDM
- LDM
- NCM
- CVM
- SCM
- SIH
- HD×
- LD×
Angelita DaisyTetraneuris acaulis (Hymenoxys acaulis)Perennial, California native- NCL
- CV?
- SCVL
- SIVL
- HDL
- LDL
anise scented sageSalvia guaranitica (now S. coerulea) ssp, & cvs.Perennial, Shrub- NCM
- CVM
- SCM
- SIM
- HD?
- LD?
anise treeIllicium floridanumShrub- NCM
- CV?
- SC?
- SI×
- HD?
- LD?
Anne Russel viburnumViburnum 'Anne Russell'Shrub- NCM
- CV?
- SC?
- SI?
- HD?
- LD?
antelope bitterbrushPurshia tridentataShrub, California native- NCL
- CV?
- SCVL
- SIL
- HD?
- LD?
Apache beggarticksBidens ferulifoliaPerennial- NCM
- CVL
- SCM
- SI?
- HD?
- LD?
Apache plumeFallugia paradoxaShrub, California native- NCL
- CVM
- SCVL
- SIVL
- HDL
- LDL
appleMalus spp. (edible) e.g, 'Anna' (low chill variety for low desert)Tree- NCM
- CVM
- SCM
- SIM
- HDM
- LDM
appleMalus spp.(edible)Tree- NCM
- CVM
- SCM
- SIM
- HDM
- LD×
apple service berryAmelanchier x grandifloraShrub- NC?
- CV?
- SC?
- SI?
- HD?
- LD?
apricotPrunus spp. edibleTree- NCL
- CVM
- SCM
- SIM
- HDM
- LDM
Apricot Drift roseRosa 'Meimirrote' Apricot Drift®Ground cover- NC?
- CVL
- SCL
- SI?
- HD?
- LD?
Arabian jasmineJasminum sambacShrub, Vine- NCM
- CVM
- SCM
- SI?
- HD?
- LDM
Arabian lilacVitex trifolia 'Purpurea'Shrub- NCM
- CV?
- SCL
- SI?
- HD?
- LD?
arborvitae fernSelaginella brauniiPerennial- NC?
- CV?
- SCH
- SI?
- HD×
- LD×
Argentine mesquiteProsopis alba ssp. & cvs.Tree- NCVL
- CVVL
- SCVL
- SIL
- HDL
- LDL
Argentine tecomaTecoma garrochaShrub, Tree- NCL
- CV?
- SCL
- SI?
- HD?
- LD?
Arizona ashFraxinus velutinaTree, California native- NCM
- CVM
- SCM
- SIM
- HDM
- LDM
Arizona cypressHesperocyparis arizonica (Cupressus arizonica) ssp. & cvs.Tree- NCL
- CVL
- SCVL
- SIL
- HDL
- LDM
Arizona foldwingDicliptera resupinataPerennial- NC?
- CV?
- SC?
- SI?
- HD?
- LD?
Arizona mesquiteProsopis julifloraTree- NC?
- CV?
- SCL
- SIL
- HDL
- LDL
Arizona mock orangeChoisya dumosa var. arizonicaShrub- NCL
- CV?
- SC?
- SI?
- HD?
- LD?
Arizona Mountain LaurelSophora arizonicaTree- NCL
- CV?
- SCVL
- SI?
- HDM
- LDM
Arizona rosewoodVauquelinia californicaShrub- NCL
- CVL
- SCVL
- SI?
- HDL
- LDL
Arizona sycamorePlatanus wrightiiTree- NCM
- CV?
- SCM
- SIM
- HDH
- LDH
Arizona walnutJuglans majorTree- NC?
- CV?
- SC?
- SI?
- HD?
- LDM
Arizona white oakQuercus arizonicaTree- NCL
- CVM
- SC?
- SI?
- HD?
- LD?
Arkansas blue starAmsonia hubrichtiiPerennial- NCM
- CV?
- SC?
- SI?
- HD?
- LD?
arnicaArnica montanaPerennial- NCM
- CV?
- SC?
- SI×
- HD?
- LD?
Aromas salviaSalvia 'Aromas'Shrub, California native- NCL
- CVL
- SCVL
- SIL
- HD?
- LD?
Arp RosemaryRosmarinus officinalis 'Arp'Shrub- NCL
- CVL
- SCL
- SIL
- HDL
- LDM
arrow leaf sageSalvia sagittataShrub- NCM
- CV?
- SCM
- SIM
- HD?
- LD?
arrowleaf balsam rootBalsamorhiza sagittataPerennial, California native- NC?
- CV?
- SC?
- SI?
- HD?
- LD?
arrowwoodViburnum dentatumShrub- NCM
- CVM
- SC?
- SI?
- HD?
- LD?
Arroyo de la Cruz ceanothusCeanothus thyrsiflorus 'Arroyo de la Cruz'Shrub, California native- NCL
- CV?
- SCL
- SIL
- HD×
- LD×
arroyo willowSalix lasiolepisTree, California native- NCH
- CVH
- SCH
- SIH
- HDH
- LD×
Artichoke AgaveAgave parryi var. truncataSucculent- NCVL
- CVVL
- SCL
- SIVL
- HDVL
- LDVL
Ascot Rainbow spurgeEuphorbia 'Ascot Rainbow'Perennial, Succulent- NCM
- CVM
- SCM
- SI?
- HD?
- LD?
ash leaved gum, silver dollar treeEucalyptus cinereaTree- NCVL
- CVL
- SCL
- SIM
- HD×
- LDM
- NC?
- CVL
- SC?
- SI?
- HD?
- LD?
ashy silktasselGarrya flavescensShrub, California native- NCL
- CV?
- SCVL
- SIL
- HD×
- LD×
ashyleaf buckwheatEriogonum cinereumShrub, California native- NCL
- CVL
- SCVL
- SIVL
- HD?
- LD?
Asian mapleAcer pentaphyllumTree- NCM
- CV?
- SCM
- SI×
- HD×
- LD×
Asian star jasmineTrachelospermum asiaticumGround cover, Shrub, Vine- NCM
- CVM
- SCM
- SIM
- HDM
- LDM
asparagus fernAsparagus aethiopicus & ssp. & cvs. (Asparagus densiflorus)Perennial- NCM
- CVL
- SCM
- SIM
- HDM
- LDM
asphodelAsphodeline tauricaPerennial- NCL
- CVL
- SC?
- SI?
- HD?
- LD?
asteliaAstelia nivicola (SHADE)Perennial- NCM
- CV?
- SC×
- SI×
- HD?
- LD?
- NCM
- CVM
- SCM
- SIM
- HD?
- LD?
Atlas cedarCedrus atlantica & ssp. & cvs.Tree- NCL
- CVL
- SCM
- SIM
- HDM
- LD×
Audubon mountain dogwoodCornus nuttalliiTree, California native- NCM
- CVM
- SC×
- SI×
- HD×
- LD×
Aussie Flat Bush RhagodiaRhagodia spinescens 'SAB01' Aussie Flat Bush™Ground cover- NC?
- CVL
- SCL
- SI?
- HD?
- LD?
Austin Griffiths manzanitaArctostaphylos 'Austin Griffiths'Shrub, California native- NCL
- CVL
- SCL
- SIL
- HD×
- LD×
- NC?
- CVL
- SC?
- SI?
- HD?
- LD?
Australia fountain palmLivistona australisTree, Palm or cycad- NCM
- CV×
- SCM
- SIM
- HD×
- LD×
- NCM
- CV×
- SCM
- SI×
- HD×
- LD×
Australian blue grassPoa costinianaOrnamental grass- NCM
- CV?
- SCM
- SI?
- HD?
- LD?
- NCL
- CVL
- SCL
- SIL
- HD×
- LD×
Australian brush cherrySyzygium borbonicum (Syzygium paniculatum)Tree- NCM
- CVM
- SCM
- SIM
- HD×
- LD×
Australian cliff brakePellaea falcataPerennial- NCM
- CV?
- SC?
- SI?
- HD?
- LD?
Australian fuchsiaCorrea spp. & cvs.Shrub- NCL
- CVL
- SCL
- SIL
- HD×
- LD?
Australian heathEpacris gunniiShrub- NCM
- CV?
- SC×
- SI?
- HD?
- LD?
Australian indigoIndigofera australisShrub- NCM
- CV?
- SC?
- SI?
- HD?
- LD?
Australian pill flower bushOzothamnus rosmarinifolius (Helichrysum rosmarinifolius)Shrub- NCM
- CV?
- SCM
- SI?
- HD?
- LD?
Australian saltbushAtriplex semibaccataGround cover, Shrub- NCVL
- CVVL
- SCVL
- SIVL
- HDL
- LDVL
Australian saltbushRhagodia spinescens (Rhagodia deltophylla)Shrub- NCVL
- CVL
- SCVL
- SIL
- HD?
- LD?
Australian senna/cassiaSenna australis (Cassia australis)Shrub- NCL
- CV?
- SC?
- SI?
- HD?
- LD?
Australian sword fernNephrolepis obliterata SHADEPerennial- NC?
- CV?
- SCM
- SI?
- HD?
- LD?
Australian tea treeLeptospermum laevigatumShrub, Tree- NCL
- CVL
- SCL
- SIL
- HD×
- LD×
Australian Tree FernAlsophila (Cyathea) australisTree- NCM
- CV?
- SCM
- SIM
- HD×
- LD?
Australian tree fernSphaeropteris cooperi (Cyathea cooperi)Shrub- NCH
- CVH
- SCH
- SIH
- HD×
- LD×
Australian umbrella treeSchefflera pueckleri (Tupidanthus calyptratus)Tree- NC×
- CV×
- SCM
- SIH
- HD×
- LD×
Australian violetViola hederaceaGround cover, Perennial- NCM
- CVM
- SCM
- SIH
- HD?
- LD?
Australian willowGeijera parvifloraTree- NCM
- CVM
- SCL
- SIM
- HDM
- LDM
Austrian black pinePinus nigra ssp & cvs.Tree- NCM
- CVM
- SC?
- SIM
- HDM
- LD?
Autumn Bonfire azaleaRhododendron 'Robleza' Autumn Bonfire™Shrub- NC?
- CVH
- SC?
- SI?
- HD?
- LD?
autumn crocusColchicum agrippinumBulb- NCL
- CV?
- SC?
- SIM
- HDM
- LDM
autumn sageSalvia greggii ssp., cvs. & hybridsPerennial, Shrub, Arboretum All-Star- NCL
- CVL
- SCL
- SIL
- HDL
- LDM
autumn snowflakeLeucojum autumnale (shade)Bulb- NCL
- CVL
- SCL
- SIL
- HD?
- LD?
Autumn Splendor horse chestnutAesculus x arnoldiana 'Autumn Splendor'Tree- NCM
- CV?
- SC?
- SI?
- HD?
- LD?
autumn tea treeLeptospermum grandiflorumShrub- NCL
- CV?
- SC?
- SI?
- HD×
- LD×
avensGeum spp.Perennial- NCM
- CVM
- SCM
- SIM
- HD?
- LD×
avocadoPersea americanaTree- NCL
- CVM
- SCM
- SIM
- HD×
- LD×
awabuki viburnumViburnum awabukiShrub- NCM
- CV?
- SCM
- SI?
- HD?
- LD?
azaleaRhododendron spp. (CA native and non-native spp.)Shrub, California native- NCM
- CVM
- SCH
- SIH
- HD×
- LD×
azaraAzara integrifoliaTree- NCM
- CV×
- SCM
- SI?
- HD×
- LD×
- NCM
- CVM
- SCM
- SI?
- HD?
- LD?
Aztec lilySprekelia formosissimaBulb, Arboretum All-Star- NCL
- CVL
- SCL
- SIL
- HD?
- LD?
Photo credits, 155 images from Wikimedia Commons
- Aaron's beard: Franz Xaver, CC BY-SA 3.0 (licence)
- Abyssinian banana: Forest & Kim Starr, CC BY 3.0 (licence)
- Abyssinian coral tree: Bernard Loison, CC BY-SA 2.5 (licence)
- Adam's needle: Sten at Danish Wikipedia, CC BY-SA 3.0 (licence)
- African boxwood: A. Barra, CC BY 3.0 (licence)
- African bush daisy: Meneerke bloem, CC BY-SA 3.0 (licence)
- African corn lily: Vtaylor, CC BY-SA 3.0 (licence)
- African daisy: Alvesgaspar, CC BY-SA 3.0 (licence)
- African daisy: Jon Sullivan, Public domain
- African milk bush: James Steakley, CC BY-SA 3.0 (licence)
- African Milk Tree: Frank Vincentz, CC BY-SA 3.0 (licence)
- African olive: Rodrigo Nuno Bragança da Cunha, CC BY-SA 3.0 (licence)
- African plumbago: Kurt Stüber, CC BY-SA 3.0 (licence)
- African sumac: JMK at English Wikipedia, CC BY-SA 3.0 (licence)
- African tulip tree: This Photo was taken by Timothy A. Gonsalves. Feel free to use my photos, but..., CC BY-SA 4.0 (licence)
- agapanthus: Craig Franklin, CC BY-SA 3.0 au (licence)
- agapetes (serpens): Daderot, Public domain
- agastache: USDA NRCS, Public domain
- Alaska holly fern: Kurt Stüber, CC BY-SA 3.0 (licence)
- Albany bottlebrush: KENPEI, CC BY-SA 3.0 (licence)
- Albany woolly bush: Melburnian, CC BY 3.0 (licence)
- Alberta spruce: Ryan Hodnett, CC BY-SA 4.0 (licence)
- albuca (humilis): Peter coxhead, CC BY-SA 4.0 (licence)
- Albury purple hypericum: Dominicus Johannes Bergsma., CC BY-SA 4.0 (licence)
- Aleppo pine: spacebirdy (also known as geimfyglið (:> )=| made with Sternenlaus-spirit), CC BY-SA 3.0 (licence)
- Algerian ivy: Bernd Sauerwein, CC BY-SA 3.0 (licence)
- Alice Blue ceanothus: John Rusk from Berkeley, CA, United States of America, CC BY 2.0 (licence)
- Alice Dupont etc.: Shuvaev, CC BY 4.0 (licence)
- alkalai sacaton: Matt Lavin, CC BY-SA 2.0 (licence)
- alkali heath: Franz Xaver, CC BY-SA 3.0 (licence)
- All Hallows Green horehound: Stan Shebs, CC BY-SA 3.0 (licence)
- Allen Chickering sage: Ulimw, CC BY-SA 4.0 (licence)
- Allgold Broom: Original uploader was Sten Porse at da.wikipedia, CC BY-SA 3.0 (licence)
- allium: Didier Descouens, CC BY-SA 4.0 (licence)
- allium: aslam karachiwala, CC BY-SA 2.0 (licence)
- aloe: Harald Süpfle, CC BY-SA 2.5 (licence)
- alonsoa: Magnus Manske (talk), CC BY-SA 3.0 (licence)
- aloysia: TDogg310, CC BY-SA 3.0 (licence)
- Alpine Alum Root: Flowersinmyyard, CC BY-SA 4.0 (licence)
- alpine betony: David Short from Windsor, UK, CC BY 2.0 (licence)
- alpine campion: Sannse at English Wikipedia, CC BY-SA 3.0 (licence)
- alpine geranium: C T Johansson, CC BY-SA 3.0 (licence)
- alpine lily: John Loganecker, Public domain
- alpine meadow rue: Dinesh Valke from Thane, India, CC BY-SA 2.0 (licence)
- alpine plum yew: S Molteno, CC BY-SA 4.0 (licence)
- alpine sea holly: Hectonichus, CC BY-SA 3.0 (licence)
- alpine skull cap: Hectonichus, CC BY-SA 3.0 (licence)
- alpine totara: Meneerke bloem, Public domain
- alpine water fern: Stan Shebs, CC BY-SA 3.0 (licence)
- alstroemeria (ligtu): Bruno Avilez, CC BY 4.0 (licence)
- alum root: NPS Photo, Public domain
- amaryllis: JJ Harrison (https://www.jjharrison.com.au/), CC BY-SA 3.0 (licence)
- American arborvitae: Daniel Dumais, CC BY-SA 4.0 (licence)
- American dogwood: Ayotte, Gilles, 1948-, CC BY-SA 4.0 (licence)
- American elm: User Henryhartley on en.wikipedia, CC BY-SA 3.0 (licence)
- American grape: A W, CC BY-SA 2.0 (licence)
- American hornbeam: Photo by and (c)2005 Derek Ramsey (Ram-Man), CC BY-SA 2.5 (licence)
- American linden: Wendy Cutler from Vancouver, Canada, CC BY 2.0 (licence)
- American mannagrass: Matt Lavin from Bozeman, Montana, USA, CC BY-SA 2.0 (licence)
- American persimmon: Fritzflohrreynolds, CC BY-SA 3.0 (licence)
- American smoke tree: Sten Porse, CC BY-SA 3.0 (licence)
- Americana honeysuckle: Leonora Enking from West Sussex, England, CC BY-SA 2.0 (licence)
- amethyst sea holly: Alvesgaspar, CC BY-SA 3.0 (licence)
- amur maple: oleg_kosterin, CC BY 4.0 (licence)
- amur river grape: Doronenko, CC BY 2.5 (licence)
- Anchor Bay ceanothus: Krzysztof Ziarnek, Kenraiz, CC BY-SA 4.0 (licence)
- anchor plant: Kurt Stüber, CC BY-SA 3.0 (licence)
- Andean gold saw tooth azara: Steve Law from Henfield, England, CC BY-SA 2.0 (licence)
- Andean silver leaf sage: Scott Zona, CC BY 2.0 (licence)
- anemone clematis: Bernard Spragg. NZ from Christchurch, New Zealand, CC0 (licence)
- angel flower: Thegreenj, CC BY-SA 3.0 (licence)
- angel wing jasmine: Rajasekhar1961, CC BY-SA 4.0 (licence)
- Angel Wings® Senecio: Nativeplants garden, CC BY-SA 4.0 (licence)
- angel's hair: Dinesh Valke from Thane, India, CC BY-SA 2.0 (licence)
- Angelita Daisy: Andrey Zharkikh, CC BY 2.0 (licence)
- anise scented sage: Didier Descouens, CC BY-SA 4.0 (licence)
- anise tree: Tim Ross, Public domain
- Anne Russel viburnum: Wouter Hagens, Public domain
- antelope bitterbrush: Walter Siegmund (talk), CC BY-SA 3.0 (licence)
- Apache beggarticks: Kurt Stüber, CC BY-SA 3.0 (licence)
- Apache plume: Stan Shebs, CC BY-SA 3.0 (licence)
- apple: H. Zell, CC BY-SA 3.0 (licence)
- apple: W.carter, CC0 (licence)
- apple service berry: BlueCanoe, CC BY-SA 3.0 (licence)
- apricot: Fir0002, CC BY-SA 3.0 (licence)
- Apricot Drift rose: Alvesgaspar, CC BY-SA 3.0 (licence)
- Arabian jasmine: Taken by Fanghong, CC BY-SA 3.0 (licence)
- Arabian lilac: Matthew Borella, CC BY 4.0 (licence)
- arborvitae fern: Kenraiz, CC BY-SA 3.0 (licence)
- Argentine mesquite: Romi Galeota Lencina, CC BY-SA 4.0 (licence)
- Argentine tecoma: Enziee, CC BY-SA 4.0 (licence)
- Arizona ash: Miwasatoshi, CC BY-SA 4.0 (licence)
- Arizona cypress: CK Kelly https://www.inaturalist.org/people/ck2az, CC BY 4.0 (licence)
- Arizona foldwing: Eileen Kane, CC BY-SA 2.0 (licence)
- Arizona mesquite: Dick Culbert from Gibsons, B.C., Canada, CC BY 2.0 (licence)
- Arizona mock orange: Amanda Slater from Coventry, West Midlands, UK, CC BY-SA 2.0 (licence)
- Arizona Mountain Laurel: Penarc, CC BY-SA 3.0 (licence)
- Arizona rosewood: Stan Shebs, CC BY-SA 3.0 (licence)
- Arizona sycamore: Kretyen at Flickr, CC BY 2.0 (licence)
- Arizona walnut: Bruce Marlin, CC BY 3.0 (licence)
- Arizona white oak: Billy Aguirre, CC0 (licence)
- Arkansas blue star: Photo by and (c)2006 Derek Ramsey (Ram-Man), CC BY-SA 2.5 (licence)
- arnica: W. Bulach, CC BY-SA 4.0 (licence)
- Aromas salvia: Ulimw, CC BY-SA 4.0 (licence)
- Arp Rosemary: Assianir, CC BY-SA 4.0 (licence)
- arrow leaf sage: Scott Zona, CC BY 2.0 (licence)
- arrowleaf balsam root: Jim Morefield from Nevada, USA, CC BY-SA 2.0 (licence)
- arrowwood: Ted Bodner, Southern Weed Science Society/James H. Miller, USDA Forest Service, CC BY 3.0 us (licence)
- Arroyo de la Cruz ceanothus: A. Barra, CC BY 3.0 (licence)
- arroyo willow: William & Wilma Follette @ USDA-NRCS PLANTS Database / USDA NRCS. Western wet..., Public domain
- Artichoke Agave: Diego Delso, CC BY-SA 3.0 (licence)
- Ascot Rainbow spurge: Fulkinun, CC BY-SA 4.0 (licence)
- ash leaved gum, silver dollar tree: HelloMojo at en.wikipedia, Public domain
- ashy silktassel: Stan Shebs, CC BY-SA 3.0 (licence)
- ashyleaf buckwheat: Peter D. Tillman from USA, CC BY-SA 2.0 (licence)
- Asian maple: Daderot, CC0 (licence)
- Asian star jasmine: Jackie, CC BY 2.0 (licence)
- asparagus fern: SAplants, CC BY-SA 4.0 (licence)
- asphodel: Geomyces.destructans, CC BY-SA 3.0 (licence)
- astelia: Krzysztof Golik, CC BY-SA 4.0 (licence)
- Atlas cedar: Nikos D. Karabelas, CC BY 4.0 (licence)
- Audubon mountain dogwood: Walter Siegmund, CC BY 2.5 (licence)
- Aussie Flat Bush Rhagodia: Stan Shebs, CC BY-SA 3.0 (licence)
- Austin Griffiths manzanita: Dcskagirl, CC BY 4.0 (licence)
- Australia fountain palm: Schomynv, Public domain
- Australian blue grass: Rasbak, CC BY-SA 3.0 (licence)
- Australian brush cherry: Forest & Kim Starr, CC BY 3.0 (licence)
- Australian cliff brake: Poyt448 Peter Woodard, CC0 (licence)
- Australian fuchsia: David Midgley (en:User:MidgleyDJ), CC BY-SA 2.5 (licence)
- Australian heath: Melburnian, CC BY 3.0 (licence)
- Australian indigo: Eug, CC BY-SA 3.0 (licence)
- Australian pill flower bush: Hectonichus, CC BY-SA 4.0 (licence)
- Australian saltbush: Forest & Kim Starr, CC BY 3.0 (licence)
- Australian saltbush: Daderot, CC0 (licence)
- Australian senna/cassia: Forest & Kim Starr, CC BY 3.0 (licence)
- Australian sword fern: Erusalio, CC BY-SA 3.0 (licence)
- Australian tea tree: Stephen Bain, CC BY-SA 3.0 (licence)
- Australian Tree Fern: Steve Fitzgerald, CC BY-SA 4.0 (licence)
- Australian tree fern: Amanda Grobe, CC BY-SA 2.5 (licence)
- Australian umbrella tree: Tangopaso, Public domain
- Australian violet: Harry Rose from Dungog, Australia, CC BY 2.0 (licence)
- Australian willow: Stan Shebs, CC BY-SA 3.0 (licence)
- Austrian black pine: Karl Gruber, CC BY-SA 3.0 (licence)
- Autumn Bonfire azalea: Erisimo, CC BY-SA 4.0 (licence)
- autumn crocus: Meneerke bloem, CC BY-SA 3.0 (licence)
- autumn sage: Stan Shebs, CC BY-SA 3.0 (licence)
- autumn snowflake: Sten Porse, CC BY-SA 3.0 (licence)
- Autumn Splendor horse chestnut: Sannse at English Wikipedia, CC BY-SA 3.0 (licence)
- autumn tea tree: Daderot, CC0 (licence)
- avens: Kurt Stüber, CC BY-SA 3.0 (licence)
- avocado: B.navez, CC BY-SA 3.0 (licence)
- awabuki viburnum: Dalgial, CC BY-SA 3.0 (licence)
- azalea: Luis Miguel Bugallo Sánchez, CC BY-SA 4.0 (licence)
- azara: Dick Culbert from Gibsons, B.C., Canada, CC BY 2.0 (licence)
- Aztec lily: JJ Harrison (jjharrison89@facebook.com), CC BY-SA 3.0 (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