Allium stipitatum 'Mount Everest'
ornamental onion or allium bulb
- Position: full sun
- Soil: fertile, well-drained soil
- Rate of growth: average
- Flowering period: June
- Hardiness: fully hardy
- Bulb size: 12/14
Tightly packed spherical umbels of 50 or more white, star-shaped flowers appear on upright, ribbed stems in early summer, above the strap-shaped foliage, which starts to die back before the flowers emerge. 'Mount Everest' is a tall allium with an outstanding architectural form that is ideally suited to gravel gardens. - Garden care: Plant bulbs 15cm deep and 15cm apart to enjoy the full effect of the flowers. Avoid excessive soil moisture, and split and divide large clumps in autumn or spring.
- Pets: TOXIC if eaten; Humans: Ornamental bulbs - not to be eaten