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Allium sphaerocephalon is a small-headed rich, blackcurrant allium that is later-flowering than most and invaluable for that. I love it in bud, as much as in full flower, very pretty and will gently self-sow.
- Perfect for pollinators
|Soil Type:||Well-drained but fertile, add grit on heavy soils||Site:||Full sun||Height:||60-90cm (2-3ft)||Spacing:||Plant 10-15cm deep, 10-15cm apart.||Hardiness:||Hardy||Care tips:||Remember these are very perennial so plant them somewhere permanent. Removing the tatty foliage doesn't appear to affect the bulbs.||Flowers:||❀ July - August||For the vase:||Add a drop of bleach to the water to minimise the oniony smell or change the water regularly. They will look good for up to 2 weeks without rearranging|