
Up to 13cm (5”) across, the flowering, globe-headed ‘His Excellency’ comprise numerous star-shaped, purple-blue flowers borne on sturdy, upright stems. These appear in midsummer and look great in pots, but they can also be woven through a sunny border, dotted in groups among lower-growing perennials that will mask their foliage, which usually dies back before the flowers emerge. Works well when planted in drifts with ornamental grasses and other alliums and makes a wonderful cut flower.
How to care for Allium His Excellency:
Allium bulbs are easy to grow in a sunny spot with freely drained soil, or a good quality potting compost. Ideally they should be planted in September or October, but could also be planted in early November in milder regions. While keeping the size of the flowerhead in mind and avoiding overcrowding, dig holes roughly three times as deep as the diameter of the bulb and place them at the base, pointy side up before gently infilling and watering to settle them in. In early spring, as growth begins, apply a balanced, slow-release fertiliser, and allow the plants to die back naturally and completely before tidying away.
Flowering period:
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
Eventual height:
0.9m
Eventual spread:
0.3m
Position:
Full sun
Rate of growth:
Average
Soil:
Moderately fertile, moist, well-drained soil
Hardiness:
Fully hardy
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This bulb dies back after flowering each year and enters a period of rest ahead of regrowth the following season.
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Pets: TOXIC if eaten; Humans: Ornamental bulbs - not to be eaten
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Bulb planting auger - long
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