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For successful seedlings,
see the growing notes at the bottom of the page!
Nodding onion (Allium cernuum) is a perennial bulbous plant that reaches about 50 cm in height. This species features long, linear leaves that emerge from the base and are bright green. During the summer, typically between June and August, the nodding onion produces umbrella-shaped clusters of bell-like flowers, which can be pale pink or purple, attracting various pollinators, including bees and butterflies. Preferring well-drained soils rich in organic matter, this plant thrives in full sun but also tolerates partial shade. The nodding onion is hardy and can adapt to different conditions, making it an excellent choice for natural gardens.
Medicinal and Culinary Uses
The entire plant has mild medicinal properties similar to those of garlic. Young leaves and flowers can be eaten raw, adding a delicate flavour to salads, while the bulbs, though smaller than those of cultivated species, can also be used to enhance dishes. However, their culinary use is less widespread than that of other garlic varieties.
Ecological Role
Nodding onion plays a significant role in the ecosystems where it is found. Its nectar-rich flowers attract a variety of pollinators, thus contributing to the pollination of other plants and to biodiversity. Additionally, this plant can help stabilize the soil due to its root system, and it can serve as a host for certain insect species.
Nodding onion seeds require cold stratification to ensure germination. See the cultivation notes below for more details.
Akène cannot assume any responsibility for the use of plants for therapeutic purposes. Always seek advice from a professional before using a medicinal or edible plant.
Sowing and Growing
Technical Details
Seeds per packet: 50
Family: Amaryllidaceae
Scientific name: Allium cernuum
Life cycle: Perennial
Hardiness zone: 3
Soil type: Sandy to silty
Soil moisture level: Dry to medium
Soil - additional attributes: Well-drained
Light: Sun, partial shade
Blooming: June
Spacing: 25 cm
Height: 50 cm
Deer resistance: High
Stratification: 60 days
Scarification: No
Germination time: 5 to 15 days
Sowing depth: 3 mm