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Heuchera 'Santa Ana Cardinal' |
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Santa Ana Cardinal Coral Bells - Evergreen perennial to 2'x2' w/ rose-red flowers in spring-summer. Cool Sun/Light Shade. Infrequent to occasional irrigation. Hardy to 10-15 F.
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Heuchera 'Wendy' |
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Wendy Coral Bells - Evergreen perennial to 2'x2' w/bright pink flowers in summer. Cool sun/light Shade. Infrequent to occasional irrigation. Hardy to 10-15 F.
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Heuchera x brizoides 'Bressingham White' |
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Bressingham White Coral Bells - Evergreen perennial to 1' tall x 2' wide w/white flowers in summer. Cool sun/Light Shade. Regular irrigation. Hardy to 10-15 degrees F.
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Hibiscus clayi |
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Red Kauai Rosemallow - Large dense upright shrub to 10+' tall w/green leaves and red flowers spring-summer.Full sun. Regular H2O. Hardy to 30F.
[Hibiscus newhousei]
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Hibiscus pedunculatus |
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Pink Mallow - Small shrub 3-5' tall w/pink flwrs year round peaking spring-fall. Plant in full sun/light shade. Water regularly/occasionally. Hardy to 25-30F.
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Hibiscus sabdariffa |
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Roselle - Tall tender subshrub w/green maple-like lvs & red eyed white flwrs used for tea. Full sun w/regular H2O. Hardy to 25F.
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Hibiscus saintjohnianus |
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Hawaiian Orange Hibiscus - Large dense upright shrub to 10+' tall w/green leaves and orange flowers spring-summer.Full sun. Regular H2O. Hardy to 30F.
[H. kokio ssp. saintjohnianus]
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Hippeastrum papilio |
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Butterfly Amaryllis - Evergreen (mild climate) bulb w/green strap lvs & winter-spings large cream & maroon flwrs. Part sun/light shade. Regular irrigation. Evergeen to 27F.
[Amaryllis papilio]
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Homalocladium platycladum |
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Ribbon Bush, Tapeworm Plant - Upright growing shrub to 4-8' with flat leafless stems & small green flowers in fall-winter. Full sun/shade. Regular to little water. Hardy to 25 F.
[Muehlenbeckia platyclada, Polygonum platycladum]
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Houttuynia cordata 'Chameleon' |
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Perennial. Sun/Light shade. Regular watering. 1'x3'+. Hardy to <15 degrees F. Winter deciduous. Spreads by runners.
[Houttuynia cordata 'Variegata']
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Hunnemannia fumariifolia |
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Mexican Tulip Poppy - Evergreen perennial 1'-2' tall w/fine gray foliage and bright yellow flowers in summer-early fall. Full sun. Drought tolerant. Hardy to 15-20 F.
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Hydrangea quercifolia 'Snow Queen' |
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Oak-leaf Hydrangea - Deciduous shrub to 6' tall by 8' wide w/dark green lvs & upright white flwrs. Both develop fall color. Dappled shade. Regular irrigation. Frost hardy.
[H. 'Flemygea']
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Hylocereus costaricensis 'Kip's Red' |
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Red Pitaya, Red Dragonfruit - Vining to 30' w/support. Large white fragrant night flwrs & edible red fleshed fruit. Full sun(coastal), well drained soil, summer H2O. Hardy to 30F.
[H. polyrhizus]
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Hylocereus undatus 'Condor |
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Condor Dragonfruit - Vining to 30' w/support. Large white fragrant night flwrs & tasty purple fleshed fruit. Full coastal sun, well drained soil, summer H2O. Hardy to 30F
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Hymenolepis crithmifolia |
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Coulter Bush - Evergreen shrub to 3-4+' tall by 4' wide w/gray filiform lvs and yellow flower in spring-summer. Full sun. Low water needs. 20-25 degrees F.
[Athanasia, H. parviflora, H. crithmoides]
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Hymenosporum flavum |
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Sweetshade - Evergreen tree to 40'+ tall x 20' wide w/fragrant yellow flwrs spring to early summer. Full sun/Light shade. Deep, infrequent watering. Hardy to 20 F.
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Hypericum aegypticum |
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Dwarf St. John's Wort - Small shrub under 2-3' tall w/small blue-green leaves and 1" wide yellow flowers. Full sun to light shade. Little irrigation needed. Hardy to 20-25F.
[H. heterostylum, Triadenia maritima]
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Hypoestes aristata |
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Ribbon Bush - Evergreen shrub. Upright growth to 6' tall with rosy lavender flowers in fall-winter. Full sun/Light shade. Occasionally water. 20-25 degrees F.
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Hypoxis hemerocallidea |
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Star Flower - Perennial with woody tuberous root w/hairy green grass-like lvs & yellow flwrs spring-summper Full sun, well drained soil w/ little H2O - hardy to 20F
[Hypoxis rooperi, H. nitida, Hort.]
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Hyptis emoryi 'Silver Lining' |
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Desert Lavender - Large gray-leafed native California shrub to 8-12' tall. Small violet flowers at branch tips late winter to spring. Drought tolerant. Hardy to 15 F.
[Condea emoryi]
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