Dahlia Cactus, Lead Pencil Cactus, Pencil Hedgehog Cactus, Sacasil, Zocoxochitl
Echinocereusposelgeri

Family: Cactaceae (kak-TAY-see-ee)
Genus: Echinocereus (ek-in-oh-KER-ee-us)
Species: poselgeri (pos-EL-ger-ee)

Synonym:Wilcoxia poselgeri

Synonym:Wilcoxia waldeisii

Synonym:Echinocereus waldeisii

Synonym:Echinocereus tamaulipensis subsp. waldeisii

Synonym:Echinocereus tamaulipensis subsp. deherdtii

Category
Perennials
Cactus and Succulents

Water Requirements
Drought-tolerant; suitable for xeriscaping

Sun Exposure
Full Sun
Sun to Partial Shade

Foliage

Foliage Color

Height
12-18 in. (30-45 cm)
18-24 in. (45-60 cm)
24-36 in. (60-90 cm)

Spacing
3-6 in. (7-15 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)

Where to Grow
Can be grown as an annual

Danger
N/A

Bloom Color
Pink
Rose/Mauve
Magenta (pink-purple)
Pale Yellow
Green
White/Near White
Cream/Tan

Bloom Characteristics

Bloom Size

Bloom Time
Mid Spring
Late Spring/Early Summer

Other details

Soil pH requirements
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)
7.9 to 8.5 (alkaline)

Patent Information
Non-patented

Propagation Methods
From herbaceous stem cuttings
From seed; stratify if sowing indoors

Seed Collecting
Allow pods to dry on plant; break open to collect seeds
Properly cleaned, seed can be successfully stored