What Do Allium Sphaerocephalon Bulbs Look Like
Genus allium are bulbous herbaceous perennials with a strong onion or garlic scent linear strap shaped or cylindrical basal leaves and star shaped or bell shaped flowers in an umbel on a leafless stem.
What do allium sphaerocephalon bulbs look like. Height 24 inches bulb size. Other common names round headed garlic round headed leek. The bulbs are modestly priced multiply over time and are easy to interplant among other perennials. Most early blooming alliums have foliage that tends to die back early as the plants go dormant for the summer.
It reproduces by annual daughter bulb replacement and underground bulblets and requires a warm 68 to 73 degrees f to cool 28 to 35 degrees f to warm 55 to 65 degrees f annual replacement cycle. Inside each bulb is a living plant and it will not survive being out of the ground for more than 6 months or so. If you re just getting started with alliums you might want to begin with the most popular and earliest blooming variety. Allium aflatunense purple sensation shown below.
A heavy bloomer allium sphaerocephalon persian onion has 1 egg shaped flowers start in late spring and continue into the summer. This remarkable allium variety is ideal for landscape color in the late spring to early summer. It s a great choice for growing in a mixed herbaceous border among ornamental grasses or gravel gardens. Allium sphaerocephalon flowers in early summer june july and lasts 3 4 weeks.
The plant is 30 40 inches tall with a small densely packed umbel. Allium also known as flowering onion is a spectacular and unusual looking flowering bulb that will add interest to any garden as the name suggests allium plants are members of the allium family which includes such plants as garlic onions leeks and chives all of these plants produce similar round pom pom shaped flower heads though alliums are the only ones usually exclusively grown for. It also works well in a pot. Drumstick allium plants are suitable for growing usda plant hardiness zones 4 through 8.
Unusual tapering inflorescences are densely packed with florets that are greenish yellow towards the base of the inflorescence shading to an intense purple towards the top. Your bulbs may have had enough of a chilling period to bloom for you this spring but it s a bit unlikely. Hi jamie if your allium bulbs are still firm and solid like cooking onions plant them right now. Allium sphaerocephalon is a striking allium bearing dense green drumstick style flower heads which mature to maroon red.
The raspberry purple flower heads measure 3 to 4 in diameter and have slender 24 to 30 inch stems. Synonyms allium descendens allium cilicicum.