Festuca glauca
'Casca11'
Beyond Blue blue fescue
| Family |
| Gramineae |
| Genus |
| Festuca |
| Species |
| glauca |
| Cultivar |
| 'Casca11' |
| Category |
| Perennials |
| Patent Number |
| PP23,307 |
| USDA Hardiness Zone |
| 4 |
| Canadian Hardiness Zone |
| 2 - 5a |
| RHS Hardiness Zone |
| H7 |
| Temperature (°C) |
| -35 - (-29) |
| Temperature (°F) |
| -30 - (-20) |
| Height |
| 22.5 - 30 cm |
| Spread |
| 45 cm |
| General Description |
| Dense tuft of blue grass that maintains its colour all season, with showy blue-green flowers in spring. |
| Landscape |
| Use in containers, or as an ornamental grass planted in a bed or border. |
| Cultivation |
| Grow in a moist, well-draining soil in full sun. |
| Shape |
| Dense tuft. |
| Pests |
| No serious pest or disease problems, and may be further protected through use of a general fungicide. |
| Habitat |
| Horticultural origin. |
| Leaf Description |
| Leaves are a vivid blue throughout the season. |
| Flower Description |
| Flowers are showy, blue-green in colour, and appear on slender stems that age to a straw colour. |
| Texture Description |
| Fine. |
| Propagation |
| Can be propagated by seed, although will likely not come true. |