Allium schoenoprasum f. albiflorum
Allium schoenoprasum f. albiflorum is a clump forming perennial with white flowers and aromatic onion-tasting stalks that can be used in salads and other dishes. Easily grown in pots or the garden in any reasonable soil in sun or part-shade. Less flowers if grown in shade.
Works well planted among woodland trees or in a more natural, wildlife friendly area of your garden.