Agave salmiana (Giant Agave)
Botanical Information
| Family | Asparagaceae |
| Genus | Agave |
| Species | salmiana |
| Type | Shrub (evergreen) |
| Origin | Southern United States of America and Mexico |
| Ethnobotanical Uses Disclaimer | Sisal fibres can be made into rope and mats |
Details
| USDA Hardiness Zone | 9b-11 |
| USDA Hardiness Ref. | |
| Canadian Hardiness Zone | Requires cold protection under glass |
| Canada Hardiness Ref. | |
| RHS Hardiness Zone | H3-H1a |
| RHS Hardiness Ref. | |
| Temperature (°C) | -5-15 |
| Temperature (°F) | 14-59 |
| Height | 1.2-1.8 m |
| Spread | 1.2-1.8m |
Description and Growing Information
| Landscape | Coarse, large accent for dessert gardens. |
| Propagation | By division and by seed. It is monocarpic. |
| Cultivation | Prefers full sun. Very drought tolerant, prefers dry soils with good drainage. |
| Pests | Agave snout weevil and Phytophthora fungus. |
| Notable Specimens | Tresco Abbey Garden, Tresco, Isles of Scilly, United Kingdom. |
| Flower Description | Red to bright yellow flower. |
| Colour Description | Blue to green |
| Texture Description | Spines and sharp edges. |
Photographs
Agave salmiana, Form. Tresco Abbey Garden, Tresco, Isles of Scilly, United Kingdom.