Giant Siberian Chive flowers are similar to common chives in coloration but are also much larger reaching roughly 2 inches round. They work well in companion gardening schemes as their oils are highly repellent to many insects.
4. Siberian Garlic Chives aka Blue Chives (Allium nutans)
Siberian Garlic Chives, like garlic chives combine the flavors of onion and garlic. They grow in an upright fashion and produce a teal or blue green foliage and pinkish flowers in midsummer. They grow well indoors so long as they receive ample light.
5. Hybrid Varieties
'Monstrosum' is a giant chive variety grown primarily for ornamental purposes, but also just as edible as other varieties.
'Profusion' is a sterile hybrid chive useful for ornamental purposes as it that flowers over an extended period of time.
''Curly Mauve' chives are another hybrid. Unlike nearly all chives, which have an upright growth habit, this variety produces vine like whips that curl as they grow towards all points of the compass. They produce an abundance of light lavender flowers.
'Snowcap' a dwarf white-flowered variety. reaching no more than 1.5 feet in height.
'Forescate' chives have large bright lavender flowers and reach 12 to 20 inches in height.
'Pink Giant' is not really a giant, but is a tad larger than many other chive cultivars. The spherical flower head is a lighter shade of lavender with a pinkish hue.
More on Chives
Growing Chives Start Chives from Seed Hydroponic Chives
Chives Companion Planting