The Allium 'Cowanii, 'Allium neapolitanum', a fall planted ornamental onion bulb, produces beautiful white flowers. The Cowanii is a classic Allium variety, introduced in the 18th century. Allium neapolitanum blooms with graceful clusters of white stars. The blooms are pleasantly fragrant and this plant is an easy and prolific addition to the garden. The Allium cowanii is ideal for containers, mass plantings, borders, and cut flowers. These plants are rabbit, squirrel, and deer resistant. The Cowanii has a bloom period of about 3 weeks, and they bloom in late spring to early summer.
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