Red Torch Cactus

A clumping cactus native to Argentina, with upright, ribbed green stems covered in golden-brown spines and showy scarlet flowers. Special Features Drought tolerant; striking flowers attract pollinators; offsets readily to form dense clumps. Problems & Solutions Root and stem rot from excess moisture (ensure excellent drainage); sunburn in intense reflected heat (provide afternoon shade and […]

Red Yucca

Red Yucca – Desert Horizon Nursery

A tough desert perennial with arching, narrow leaves edged in curling white fibers and tall stalks of tubular flowers; not a true yucca. Special Features Heat and drought tolerant; attracts hummingbirds; low maintenance; fibrous leaf margins without the sharp marginal teeth of many agaves. Problems & Solutions Root or crown rot in wet soil: improve […]

Roadkill Cactus

A tree-form Caribbean cactus with unusually thin, flattened, irregularly shaped pads that give it the common name roadkill cactus. Special Features Distinctive flattened pads, sculptural branching, and good heat and drought tolerance once established; often nearly spineless but still bears irritating glochids. Problems & Solutions Frost-sensitive and not reliably hardy through Zone 9b freezes; protect […]

Ruby Red Euphorbia

An upright, branching succulent, Euphorbia trigona ‘Rubra’ has three-sided stems, short paired spines, and burgundy-red leaves. Often called African milk tree, it is not a true cactus. Special Features Sculptural burgundy coloration; drought tolerant once established; easily grown in containers. Milky sap is toxic and irritating. Problems & Solutions Not reliably hardy outdoors in Zone […]

Saguaro

Saguaro – Desert Horizon Nursery

Iconic Sonoran Desert cactus (Carnegiea gigantea) with a tall, ribbed green trunk, prominent spines, and upward-curving arms that develop with age. Special Features Exceptionally heat- and drought-tolerant; long-lived Arizona native. Flowers support pollinators, fruits feed wildlife, and mature plants provide bird nesting sites. Problems & Solutions Overwatering and poor drainage cause root or stem rot; […]

Saguaro – By the Foot

Iconic Sonoran Desert cactus with a tall, ribbed, spiny green trunk and upward-curving arms that develop with age. The correct botanical name is Carnegiea gigantea; ‘by the foot’ refers to how plants are priced, not a distinct variety. Special Features Long-lived desert landmark; highly heat and drought tolerant. Flowers support native pollinators, and red fruits […]

Saguaro Specimen (Planted)

Iconic Sonoran Desert cactus (Carnegiea gigantea) with a tall, ribbed green trunk, prominent spines, and upward-curving arms that develop with age. Special Features Long-lived Arizona native with exceptional heat and drought tolerance; provides nectar, edible red fruit, and nesting habitat for desert wildlife. Problems & Solutions Overwatering and poor drainage cause root and stem rot; […]

Semponium ‘Sienna’

Semponium 'Sienna' – Desert Horizon Nursery

An unusual intergeneric hybrid of Sempervivum and Aeonium, forming clustered succulent rosettes with warm copper, bronze, and reddish foliage. Best treated as a protected container specimen in Phoenix. Special Features Unusual Sempervivum–Aeonium parentage; colorful rosettes and a branching, clustered form. Drought tolerant once established, but not a dependable full-sun desert succulent. Problems & Solutions Phoenix […]

Sedum Bronze Carpet

Sedum Bronze Carpet – Desert Horizon Nursery

A low-growing, mat-forming succulent with small, fleshy, bronze-tinted leaves. Sedum spurium ‘Bronze Carpet’, also called Phedimus spurius ‘Bronze Carpet’, needs protection from Phoenix’s extreme summer heat. Special Features Bronze foliage; spreading groundcover; drought tolerant once established; flowers attract bees and butterflies. Problems & Solutions Phoenix summer heat can cause scorch and decline (provide afternoon shade […]

Semponium ‘Diamond’

Semponium 'Diamond' – Desert Horizon Nursery

An intergeneric hybrid of Sempervivum and Aeonium with dense rosettes of fleshy, pointed leaves. Best treated as a protected container succulent in Phoenix rather than a desert landscape plant. Special Features Unusual Sempervivum–Aeonium parentage; sculptural rosettes and changing foliage colors. Well suited to decorative containers. Problems & Solutions Phoenix summer heat and direct sun can […]