| Description | Old Man Cactus (Pilosocereus leucocephalus) A tall columnar cactus that can become covered with thick wool. Hence the common name "Old Man Cactus". |
|---|---|
| Pronunciation | (pil-oh-so-KER-ee-us) |
| Plant Type | Cactus |
| Hardiness Zone | 9b-11 |
| Sunlight | full |
| Moisture | dry, for pot culture completly dry out between waterings, less water in cooler tempeature |
| Soil & Site | well drained |
| Growing Media | well drained |
| Temperature | light frost tolerant, prefers a minimum temp of 51 degrees F |
| Flowers | funnel shaped, reddish green on outside, white to pinkish inside, areas where the flowers grow will have denser wool (pseudo-cephalium) |
| Fruit | forms reddish fruit, black seeds |
| Leaves | one dark brown central spine, smaller radiate spines |
| Stems | columnar, ribbed, green to bluish green |
| Dimensions | up to 20 feet tall |
| Propagation | seeds, cuttings |
| Native Site | Guatemala, Honduras, Nicaragua, Tamaulipas - Mexico (Central America, North America) |
| Misc Facts | AKA: Wooly Torch, Old Man Cactus, Old Man of Mexico (syn. Pilosocereus palmeri) |
| Notes & Reference | #15-Cactus Lexicon (Backeberg) |
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