The database

Drought-tolerant plants

Low- and very-low-water plants for dry gardens, Mediterranean climates, and water-wise design.

2,235 plants

Honey Bush (Melianthus Major) — The Honey Bush (Melianthus major)

Honey Bush

Melianthus Major

Full · Zones 9–11

Honey Locust (Gleditsia Triacanthos Inermis) — This low-maintenance species thrives in full sun and tolerates various soil types

Honey Locust

Gleditsia Triacanthos Inermis

Full · Zones 3–10

Honeymoon® French Kiss (Helleborus hybrid) — Thriving in USDA zones 4-9, it favors partial to full shade and well-drained soil

Honeymoon® French Kiss

Helleborus hybrid

Full · Zones 4–9

Honeymoon® New York Night (Helleborus hybrid) — Helleborus 'New York Night' is an elegant perennial known for its deep

Honeymoon® New York Night

Helleborus hybrid

Full · Zones 4–9

Honeymoon® Paris in Pink (Helleborus hybrid) — The Helleborus 'Paris in Pink' offers a delicate bloom from late winter to early spring

Honeymoon® Paris in Pink

Helleborus hybrid

Full · Zones 4–9

Honeymoon® Rio Carnival (Helleborus hybrid) — The Helleborus 'Rio Carnival' is a captivating perennial

Honeymoon® Rio Carnival

Helleborus hybrid

Full · Zones 4–9

Honeymoon® Romantic Getaway (Helleborus hybrid) — 2-3 inch creamy-white to soft pink blossoms accented by deep rose-pink flecks

Honeymoon® Romantic Getaway

Helleborus hybrid

Full · Zones 4–9

Honeymoon® Rome in Red (Helleborus hybrid) — The Helleborus 'Rome in Red'

Honeymoon® Rome in Red

Helleborus hybrid

Full · Zones 4–9

Hooker's Evening Primrose (Oenothera Elata Ssp. Hookeri) — Hooker's Evening Primrose (Oenothera elata ssp

Hooker's Evening Primrose

Oenothera Elata Ssp. Hookeri

Full · Zones 4–10

Hoopsi Blue Spruce (Picea Pungens 'Hoopsii') — The 'Hoopsi' Blue Spruce (Picea pungens 'Hoopsii') is a coveted ornamental conifer

Hoopsi Blue Spruce

Picea Pungens 'Hoopsii'

Full · Zones 2–7

Hope Coneflower (Echinacea 'Hope') — The Echinacea 'Hope' is a perennial bearing soft pink flowers with a fragrance that lures pollinators

Hope Coneflower

Echinacea 'Hope'

Full · Zones 3–9

Horsetail Tree (Casuarina Equisetifolia) — commonly known as Horsetail Tree

Horsetail Tree

Casuarina Equisetifolia

Full · Zones 9–10

Hosui Asian Pear (Pyrus Pyrifolia 'Hosui') — The 'Hosui' Asian Pear (Pyrus pyrifolia) is a prized cultivar known for its juicy, sweet fruit

Hosui Asian Pear

Pyrus Pyrifolia 'Hosui'

Full · Zones 4–8

Hot Lips Sage (Salvia 'Hot Lips') — It thrives in full sun to partial shade and blooms from early summer to frost

Hot Lips Sage

Salvia 'Hot Lips'

Full · Zones 7–10

Hot Papaya Coneflower (Echinacea 'Hot Papaya') — double scarlet-orange blooms up to 3 inches across

Hot Papaya Coneflower

Echinacea 'Hot Papaya'

Full · Zones 3–9

Hottentot Fig (Carpobrotus Edulis) — is a ground-hugging succulent with vibrant daisy-like flowers spanning up to 4 inches wide

Hottentot Fig

Carpobrotus Edulis

Full · Zones 9–10

Humboldt Lily (Lilium Humboldtii) — The Humboldt Lily (Lilium humboldtii) is a captivating perennial native to California

Humboldt Lily

Lilium Humboldtii

Full · Zones 4–7

Hummingbird Sage (Salvia Spathacea) — Hummingbird Sage (Salvia spathacea) is an evergreen perennial native to California

Hummingbird Sage

Salvia Spathacea

Full · Zones 9–10

Hungarian Oak (Quercus Frainetto) — leathery leaves that transform into rich golden-yellow hues in fall

Hungarian Oak

Quercus Frainetto

Full · Zones 6–8

Hybrid Halimiocistus (Halimiocistus Wintonensis) — low-growing shrub reaching around 12-18 inches tall and 24 inches wide

Hybrid Halimiocistus

Halimiocistus Wintonensis

Full · Zones 7–9

Idaho Fescue (Festuca Idahoensis) — Perfect for water-wise gardens, it tolerates drought once established and prefers full sun to partial shade

Idaho Fescue

Festuca Idahoensis

Full · Zones 6–10

Imbricata Echeveria (Echeveria 'Imbricata') — commonly known as Hens and Chicks

Imbricata Echeveria

Echeveria 'Imbricata'

Full · Zones 9–11

Immortality Bearded Iris (Iris Bearded 'Immortality') — Reaching about 28-38 inches in height with a spread of 12-24 inches, it thrives in USDA zones 3-9

Immortality Bearded Iris

Iris Bearded 'Immortality'

Full · Zones 3–10

Improved Lantana (Lantana Hybrids) — ideal for adding a splash of color to any landscape

Improved Lantana

Lantana Hybrids

Full · Zones 9–10