Allium neapolitanum · Amaryllidaceae

Garden Onion

✅ Pet-friendlyPerennial life cycle, with active growth in spring.30 to 61 cm

LightFull sun

WaterModerate watering, avoiding waterlogging

DifficultyEasy

ColdResistant down to -5 degrees Celsius.

Full sunModerate watering, avoiding waterloggingEasyResistant down to -5 degrees Celsius.

Description & origin

The Garden Onion is a bulbous plant that produces star-shaped white flowers. It is a perennial species that stands out in gardens for its beauty and aroma.

Size

Maintains an upright stature with long, narrow leaves.

Foliage

Green, narrow leaves appear before the flowers.

Flowering

Blooms in spring, featuring globe-shaped inflorescences.

Detailed care

Light

Prefers full sun exposure but tolerates some shade.

Soil

Well-drained soil rich in organic matter.

Watering

Moderate watering, avoiding waterlogging. Allow the soil to dry slightly between waterings.

Temperature

Resistant to mild temperatures, tolerates moderate cold.

Fertilising

Fertilize with balanced fertilizer in spring every 4-6 weeks.

Repotting

Transplant every 2-3 years, preferably in autumn.

Pruning

Remove dry leaves after flowering to keep the plant healthy.

Propagation

Propagates by dividing bulbs after flowering.

Common problems

Root rot

Caused by overwatering and poorly drained soil.

Aphid infestations

Can infest the leaves, causing damage.

Fungal diseases

May occur in high humidity conditions.

Uses & curiosities

In the garden

Ideal for borders and flower beds
Attracts pollinators to the garden
Can be grown in pots

Other uses

Used in floral arrangements for its beauty and aroma.

Did you know…

The flowers of the Garden Onion attract pollinators, such as bees and butterflies. It is often used in floral arrangements.