Cleistocactus Species
Cleistocactussamaipatanus

Family: Cactaceae (kak-TAY-see-ee)
Genus: Cleistocactus (Kly-stoh-KAK-tus)
Species: samaipatanus (sam-my-PAT-a-nus)

Synonym:Borzicactus samaipatanus

Synonym:Bolivicereus samaipatanus

Synonym:Akersia roseiflora

Synonym:Bolivicereus brevicaulis

Synonym:Bolivicereus croceus

Category
Cactus and Succulents

Water Requirements
Drought-tolerant; suitable for xeriscaping

Sun Exposure
Sun to Partial Shade

Foliage
Herbaceous

Foliage Color

Height
36-48 in. (90-120 cm)

Spacing
9-12 in. (22-30 cm)

Hardiness
USDA Zone 9b: to -3.8 °C (25 °F)
USDA Zone 10a: to -1.1 °C (30 °F)
USDA Zone 10b: to 1.7 °C (35 °F)
USDA Zone 11: above 4.5 °C (40 °F)

Where to Grow

Danger
Plant has spines or sharp edges; use extreme caution when handling

Bloom Color
Red

Bloom Characteristics

Bloom Size

Bloom Time
Mid Spring
Late Spring/Early Summer
Mid Summer
Late Summer/Early Fall

Other details

Soil pH requirements
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)

Patent Information
Non-patented

Propagation Methods
From herbaceous stem cuttings
Allow cut surface to callous over before planting

Seed Collecting
Bag seedheads to capture ripening seed
Allow unblemished fruit to ripen; clean and dry seeds
Unblemished fruit must be significantly overripe before harvesting seed; clean and dry seeds
Properly cleaned, seed can be successfully stored