 
				
				
					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. |