The database

Drought-tolerant plants

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

2,235 plants

Silver Torch (Cleistocactus Strausii) — Silver Torch (Cleistocactus strausii) is a striking columnar cactus, native to high altitudes of Bolivia

Silver Torch

Cleistocactus Strausii

Full · Zones 9–11

Silver Tree (Leucadendron Argenteum) — Hardy to USDA zones 10 and 11

Silver Tree

Leucadendron Argenteum

Full · Zones 9–10

Silver Wattle (Acacia Dealbata) — The Silver Wattle (Acacia dealbata) is a fast-growing evergreen

Silver Wattle

Acacia Dealbata

Full · Zones 8–10

Silver Wormwood (Artemisia Arborescens) — Silver Wormwood (Artemisia arborescens) is a robust

Silver Wormwood

Artemisia Arborescens

Full · Zones 9–11

Silver Wormwood (Artemisia Ludoviana) — Thriving in USDA zones 4-9, it reaches 2-3 feet in height and spreads 18-24 inches wide

Silver Wormwood

Artemisia Ludoviana

Full · Zones 3–3

Silvery Lupine (Lupinus Argenteus) — Thriving in full to partial sunlight, it reaches heights of 1-2 feet and spreads 1-1.5 feet

Silvery Lupine

Lupinus Argenteus

Full · Zones 3–10

Sineless Caper Bush (Capparis Spinosa V. Inermis) — The Spineless Caper Bush (Capparis spinosa v

Sineless Caper Bush

Capparis Spinosa V. Inermis

Full · Zones 9–10

Singleleaf Pinyon Pine (Pinus Monophyla) — highly regarded for its adaptability and the distinctively flavorful nuts it produces

Singleleaf Pinyon Pine

Pinus Monophyla

Full · Zones 5–10

Sioux Crape Myrtle (Lagerstroemia X 'Sioux') — This hardy deciduous shrub reaches a compact height of 13-20 feet and spreads up to 10-15 feet

Sioux Crape Myrtle

Lagerstroemia X 'Sioux'

Full · Zones 7–10

Sisal (Agave Sisalana) — Agave sisalana, commonly known as Sisal, is a robust, rosette-forming agave

Sisal

Agave Sisalana

Full · Zones 9–11

Sitka Spruce (Picea Sitchensis) — The Sitka Spruce (Picea sitchensis) stands majestic, reaching heights of up to 300 feet

Sitka Spruce

Picea Sitchensis

Full · Zones 6–9

Skunkbush Sumac (Rhus trilobata) — Desert Sumac (Rhus triolobata), a hardy, deciduous shrub, thrives in arid landscapes

Skunkbush Sumac

Rhus trilobata

Full · Zones 3–9

Sky Flower, Sky Vine (Thunbergia Grandiflora) — it flourishes in USDA zones 8-11

Sky Flower, Sky Vine

Thunbergia Grandiflora

Full · Zones 8–11

Skylark Mountain Lilac (Ceanothus Thyrsiflorus 'Skylark') — commonly known as Skylark Mountain Lilac

Skylark Mountain Lilac

Ceanothus Thyrsiflorus 'Skylark'

Full · Zones 7–10

Slash Pine (Pinus Elliotii) — thrives in USDA zones 7-11

Slash Pine

Pinus Elliotii

Full · Zones 4–7

Slender Hairgrass (Deschampsia Elongata) — This species flourishes in USDA zones 4-9, preferring partial shade and moist soil conditions

Slender Hairgrass

Deschampsia Elongata

Full · Zones 3–10

Slender Honey-Myrtle (Melaleuca Gibbosa) — it presents as a delicate addition to xeriscaping

Slender Honey-Myrtle

Melaleuca Gibbosa

Full · Zones 9–10

Slipper Flower, Pouch Flower (Calceolaria Herbeohybrida Group) — balloon-like blooms that resemble slippers

Slipper Flower, Pouch Flower

Calceolaria Herbeohybrida Group

Deep Shade · Zones 9–9

Slipper Plant (Pedilanthus Macrocarpus) — Slipper Flower (Pedilanthus macrocarpus) is a distinctive succulent shrub

Slipper Plant

Pedilanthus Macrocarpus

Full · Zones 9–11

Slowmound Pine (Pinus Mugo 'Slowmound') — The Slowmound Pine (Pinus mugo 'Slowmound') is a compact, evergreen conifer with a round, dense growth habit

Slowmound Pine

Pinus Mugo 'Slowmound'

Full · Zones 4–10

Small Flower Tamarisk (Tamarix Parviflora) — is an elegant deciduous shrub with slender branches and a fountain-like form reaching up to 15 feet in height

Small Flower Tamarisk

Tamarix Parviflora

Full · Zones 3–9

Small Leafed Rose (Rosa Minutifolia) — is prized for its diminutive foliage and delicate single pink flowers with a yellow center

Small Leafed Rose

Rosa Minutifolia

Full · Zones 9–10

Small Leafed Westringia (Westringia Brevifolia) — The Small Leafed Westringia (Westringia brevifolia) is a robust, evergreen shrub, native to Australia

Small Leafed Westringia

Westringia Brevifolia

Full · Zones 9–10

Smartweed, Knotweed (Persicaria Microcephala 'Red Dragon') — Though not the main attraction

Smartweed, Knotweed

Persicaria Microcephala 'Red Dragon'

Full · Zones 6–9