Epostoa lanata
Peruvian Old Man Cactus, Peruvian Snowball Cactus, Cotton Ball Cactus
Family |
Cactaceae |
Genus |
Epostoa |
Species |
lanata |
Category |
Perennials, Tropicals |
Synonyms |
Cactus lanatus (basionym), Cephalocereus dautwitzii, Cereus dautwitzii, Cereus lanatus, Cereus sericatus, Cleistocactus lanatus, Espostoa dautwitzii, Espostoa sericata, Oreocereus lanatus, Pilocereus dautwitzii, Pilocereus lanatus |
USDA Hardiness Zone |
10a - 10 b |
Canadian Hardiness Zone |
Requires cool season protection under glass. |
RHS Hardiness Zone |
H2 |
Temperature (°C) |
1 - 5 |
Temperature (°F) |
34 - 40 |
Height |
3 - 7 m |
Spread |
0.18 m |
General Description |
Columnar cactus with spines and white wooly hairs. |
Cultivation |
Prefers full sun and well drained soil. In summer, fertilizer and wetter conditions are preferred. In winter, it requires rest but the temperature cannot fall below freezing. |
Shape |
Quite varied in size and number of spines, known by many names because of this variation. Only branches after several years. |
Growth |
Slow |
Bark/Stem Description |
There are 18 to 25 ribs. |
Flower Description |
Nocturnal flowers, up to 5 cm in diameter. |
Notable Specimens |
Centennial Conservatory, Thunder Bay, Ontario, Canada. |