Family: Cactaceae
(kak-TAY-see-ee) Genus: Cephalocereus (sef-uh-low-KER-ee-us) Species: senilis (SEE-nil-is) Synonym:Cactus senilis
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Category Cactus and SucculentsWater Requirements Drought-tolerant; suitable for xeriscapingSun Exposure Full SunFoliage UnknownFoliage Color UnknownHeight 8-10 ft. (2.4-3 m)12-15 ft. (3.6-4.7 m) 15-20 ft. (4.7-6 m) 20-30 ft. (6-9 m) 30-40 ft. (9-12 m) over 40 ft. (12 m) Spacing 12-15 in. (30-38 cm)15-18 in. (38-45 cm) 18-24 in. (45-60 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 UnknownDanger Plant has spines or sharp edges; use extreme caution when handlingBloom Color PinkBright Yellow White/Near White Bloom Characteristics UnknownBloom Size UnknownBloom Time Late Spring/Early SummerMid Summer Other details UnknownSoil 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-patentedPropagation Methods From woody stem cuttingsAllow cut surface to callous over before planting From seed; sow indoors before last frost Seed Collecting Allow unblemished fruit to ripen; clean and dry seedsUnblemished fruit must be significantly overripe before harvesting seed; clean and dry seeds Properly cleaned, seed can be successfully stored |