The database

Drought-tolerant plants

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

2,235 plants

Red Pencil Tree (Euphorbia Tirucalli 'Sticks On Fire') — Euphorbia tirucalli 'Sticks on Fire', commonly known as the Red Pencil Tree, is a vibrant succulent

Red Pencil Tree

Euphorbia Tirucalli 'Sticks On Fire'

Full · Zones 9–10

Red Pincushion (Leucospermum Cord. 'Red') — The Red Conebush (Leucospermum cord

Red Pincushion

Leucospermum Cord. 'Red'

Full · Zones 9–10

Red Rocks Penstemon (Penstemon 'Red Rocks') — Penstemon 'Red Rocks' offers vibrant rosy-red flowers atop sturdy, upright stems

Red Rocks Penstemon

Penstemon 'Red Rocks'

Full · Zones 7–9

Red Rose Penstemon (Penstemon Superbus) — The Red Rose Penstemon (Penstemon superbus) enchants with trumpet-shaped blooms in vibrant cerise

Red Rose Penstemon

Penstemon Superbus

Full · Zones 3–8

Red Silky Oak (Grevillea Banksii) — Crimson Cone Flower (Grevillea banksii)

Red Silky Oak

Grevillea Banksii

Full · Zones 10–10

Red Spike Iceplant (Cephalophyllum Alstonii) — The Red Spike Iceplant (Cephalophyllum alstonii) is a drought-tolerant succulent

Red Spike Iceplant

Cephalophyllum Alstonii

Full · Zones 9–10

Red Star Cordyline (Cordyline 'Red Star') — commonly known as Red Star Dracaena Palm

Red Star Cordyline

Cordyline 'Red Star'

Full · Zones 8–11

Red Stone Crop (Sedum Spurium 'Coccineium') — The Red Stone Crop, Sedum spurium 'Coccineium', boasts vibrant reddish leaves, intensifying in autumn

Red Stone Crop

Sedum Spurium 'Coccineium'

Full · Zones 5–10

Red Switch Grass (Panicum Virgatum 'Rotstrahlbusch') — Red Switch Grass (Panicum virgatum 'Rotstrahlbusch') is a perennial grass with robust

Red Switch Grass

Panicum Virgatum 'Rotstrahlbusch'

Full · Zones 5–9

Red Torch Cactus (Echinopsis Huascha) — commonly known as Red Torch Cactus

Red Torch Cactus

Echinopsis Huascha

Full · Zones 9–11

Red Velvet Yarrow (Achillea Millefolium 'Red Velvet') — commonly known as Red Velvet Yarrow

Red Velvet Yarrow

Achillea Millefolium 'Red Velvet'

Full · Zones 3–8

Red Verbena (Verbena Peruviana 'Red') — Red Verbena (Verbena peruviana 'Red') is a vibrant, low-growing perennial, ideal for borders and ground cover

Red Verbena

Verbena Peruviana 'Red'

Full · Zones 7–10

Red Yucca (Hesperaloe Parviflora) — The Red Yucca (Hesperaloe parviflora) is an evergreen perennial, adding year-round interest

Red Yucca

Hesperaloe Parviflora

Full · Zones 5–11

Reed Canary Grass (Phalaris Arundinacea) — Caution: It's invasive and may require management to keep in check

Reed Canary Grass

Phalaris Arundinacea

Full · Zones 6–9

Reed Canary Grass (Phalaris Arundinacea Picta) — Reed Canary Grass (Phalaris arundinacea 'Picta') is a variegated

Reed Canary Grass

Phalaris Arundinacea Picta

Full · Zones 6–9

Reed-leaf Wattle (Acacia Calamifolia) — The Wallowa, Acacia calamifolia, is an elegant, evergreen shrub reaching up to 15 feet tall

Reed-leaf Wattle

Acacia Calamifolia

Full · Zones 10–10

Refugio Manzanita (Arctostaphylos Refugioensis) — The Refugio Manzanita (Arctostaphylos refugioensis) is a rare

Refugio Manzanita

Arctostaphylos Refugioensis

Full · Zones 11–11

Reynolds Aloe (Aloe Massawana) — this drought-tolerant species prefers full sun to partial shade and well-drained soil

Reynolds Aloe

Aloe Massawana

Full · Zones 9–11

Ribbon Fan Palm (Livistona Decipiens) — The Ribbon Fan Palm (Livistona decipiens) showcases elegant, arching fronds with drooping ribbon-like segments

Ribbon Fan Palm

Livistona Decipiens

Full · Zones 9–11

Richard's Red Monkey Flower (Mimulus 'Richard's Red') — Mimulus 'Richard's Red', a vibrant perennial, features striking crimson blooms with a luscious velvety

Richard's Red Monkey Flower

Mimulus 'Richard's Red'

Full · Zones 9–10

Rio Coral Bells (Heuchera 'Rio') — commonly known as Rio Coral Bells

Rio Coral Bells

Heuchera 'Rio'

Half · Zones 3–10

Ripple Jade (Crassula 'Ripple Jade') — The Crassula 'Ripple Jade' is a sculptural succulent that showcases wavy

Ripple Jade

Crassula 'Ripple Jade'

Full · Zones 9–11

River She-Oak (Casuarina Cunninghamiana) — is a robust evergreen native to Australia

River She-Oak

Casuarina Cunninghamiana

Full · Zones 9–10

River Wattle (Acacia Cognata) — The River Wattle (Acacia cognata) is a graceful evergreen known for its weeping habit and lush foliage

River Wattle

Acacia Cognata

Full · Zones 8–11