Allium altissimum (Tall Onion) Bulbs

Garden Wildlife Verified independent store

→

Allium altissimum also known as the tall onion is a beautiful flower with pink ball-shaped heads. The altissimum does best planted between October and November when it starts to ge t cooler. If planted in this time they will start blooming around May to June. The plant grows to a whopping 125-175cm when fully grown! Does best when planted in drained fertile soil around 10 to 15cm deep. They prefer sunny areas with a sheltered side to prevent the tall flower spikes from being blown over. Planting Time: October - NovemberFlowering Time: May to JuneMax Height: 175cm Show more