Skip to content
Log inStart trial

The database

Drought-tolerant plants

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

2,235 plants

Drought-tolerant plants in the database

Improved Meyer Lemon (Citrus X 'Improved Meyer') — Mature size is about 6-10 feet high and wide

Tree

Improved Meyer Lemon

Citrus X 'Improved Meyer'

FullUSDA 9–11
Inca Lily.Parrot Lily (Alstroemeria Psittacina) — Noteworthy for cut flowers

Perennial

Inca Lily.Parrot Lily

Alstroemeria Psittacina

FullUSDA 8–10
Incana Cranesbill (Geranium Incanum) — Hardy and drought-resistant, it thrives in full sun to partial shade and grows to a height of 6-12 inches

Ground cover

Incana Cranesbill

Geranium Incanum

FullUSDA 8–10
Incense Cedar (Calocedrus Decurrens) — The Incense Cedar (Calocedrus decurrens) is an evergreen conifer

Conifer

Incense Cedar

Calocedrus Decurrens

FullUSDA 5–10
Indian Hawthorne (Rhaphiolepis Indica) — It suits well for hedges and foundation plantings

Shrub

Indian Hawthorne

Rhaphiolepis Indica

FullUSDA 8–8
Indian Laurel Fig (Ficus Microcarpa) — the Indian Laurel Fig develops a sturdy; regular pruning may be necessary to maintain its shape and to remove any

Tree

Indian Laurel Fig

Ficus Microcarpa

FullUSDA 9–11
Indian Mallow (Abutilon Palmeri) — drought-tolerant plant attracts pollinators

Shrub

Indian Mallow

Abutilon Palmeri

FullUSDA 9–10
Indian Paintbrush (Castilleja Affinis) — This makes Castilleja affinis a suitable candidate for xeriscaping.<br><br>In a landscape design; this, image 152

Perennial

Indian Paintbrush

Castilleja Affinis

FullUSDA 9–10
Indian Rice Grass (Achnatherum hymenoides) — This grass is truly a multi-faceted addition, embodying both aesthetic and ecological benefits

Grass

Indian Rice Grass

Achnatherum hymenoides

FullUSDA 3–10
Indian Rice Grass (Achnatherum Hymenoides) — aquatic / perennial with white blooms

Aquatic

Indian Rice Grass

Achnatherum Hymenoides

FullUSDA 1–11
Ingwersen's Variety Geranium (Geranium Mac. 'Ingwersen's Variety') — Originating from the Balkan region

Ground cover

Ingwersen's Variety Geranium

Geranium Mac. 'Ingwersen's Variety'

HalfUSDA 4–8
Ink Spot Kalanchoe (Kalanchoe Marmorata) — is a unique succulent that offers an exotic appeal to any landscape design

Succulent

Ink Spot Kalanchoe

Kalanchoe Marmorata

FullUSDA 10–11
Inside-out Flower (Vancouveria Hexandra) — commonly called American Barrenwort

Ground cover

Inside-out Flower

Vancouveria Hexandra

FullUSDA 3–9
Interior California Buckwheat (Eriogonum Fas. V. Polifolium) — It flourishes in full sun, reaching 2-3 feet in height and width

Shrub

Interior California Buckwheat

Eriogonum Fas. V. Polifolium

FullUSDA 9–10
Interior Live Oak (Quercus Wislizenii) — rounded-to-broad canopy offers exquisite shade and is constituted by leaves that are leathery and holly-like

Tree

Interior Live Oak

Quercus Wislizenii

FullUSDA 8–10
Iodinebush (Allenrolfea Occidentalis) — It thrives in full sun exposure and prefers well-draining soils

Shrub

Iodinebush

Allenrolfea Occidentalis

FullUSDA 10–10
Irene Lantana (Lantana 'Irene') — The Lantana 'Irene' is a vibrant, perennial shrub thriving in zones 8-11

Shrub

Irene Lantana

Lantana 'Irene'

FullUSDA 9–10
Irene Rosemary (Rosmarinus Officinalis 'Irene') — commonly named Irene Rosemary

Herb

Irene Rosemary

Rosmarinus Officinalis 'Irene'

FullUSDA 8–10
Iris Species (Iris Spp.) — offer a captivating array of colors, often with intricate patterns

Perennial

Iris Species

Iris Spp.

FullUSDA 7–9
Island Alum Root (Heuchera Maxima) — these plants are ideal for edging and ground cover in partial shade

Ground cover

Island Alum Root

Heuchera Maxima

HalfUSDA 7–10
Island Bush Poppy (Dendromecon Harfordii) — the Island Bush Poppy thrives in well-draining soils

Shrub

Island Bush Poppy

Dendromecon Harfordii

FullUSDA 9–9
Island Bush Snapdragon (Gambelia Speciosa) — which attract hummingbirds

Ground cover

Island Bush Snapdragon

Gambelia Speciosa

FullUSDA 8–10
Island Ceanothus (Ceanothus Arboreus) — The Island Ceanothus (Ceanothus arboreus) is a striking evergreen shrub

Shrub

Island Ceanothus

Ceanothus Arboreus

FullUSDA 8–10
Island Manzanita (Arctostaphylos Insularis) — Remember that this species is fire-resistant

Shrub

Island Manzanita

Arctostaphylos Insularis

FullUSDA 9–11

Photographs are credited on each plant’s page.