When To Plant Alliums. This is generally during May but could be a bit earlier if. When to Plant Allium.
In the North this will be in September or October in the South in October or November. They should be planted in fall between September and November before the soil freezes. Dig a hole about 10 centimetres deep and place the bulb in it with the tip facing the top.
Fall is the best time to add alliums to your garden.
When to plant allium bulbs. Like most flower bulbs they prefer full sun but will also thrive in partially shaded locations. People in warm climates should plant allium bulbs in November December or early January. Best planted in well-drained soil.
