About

Acis autumnalis is a bulbous perennial that reaches a height of up to 15 cm. It features slender, grass-like leaves and produces 2-4 nodding, white, bell-shaped flowers measuring about 12 mm across. These blooms typically emerge alongside or just before the foliage in late summer.

About the genus

Acis are slender, bulb-forming perennials characterized by their elongated leaves and drooping, bell-like flowers that are typically white, with some varieties exhibiting a rare pink hue.

Growing conditions

Sunlight
Full sun
Soil type
Chalk, Clay, Loam, Sand
Soil pH
Acid, Alkaline, Neutral
Soil moisture
Moist but well-drained, Well-drained
Aspect
South-facing, North-facing, West-facing, East-facing
Exposure
Exposed, Sheltered
UK hardiness
H5

Plant details

Plant type
Bulbs
Habit
Tufted
Foliage
Deciduous
Height
0.1-0.5 metres
Spread
0-0.1 metre
Time to full height
2-5 years
Suggested uses
Rock garden
Native to
Europe, N. Africa

Care notes

Cultivation
Plant dry bulbs, 8 to 10cm deep, in autumn, in any moist but well-drained soil in full sun
Pruning
No pruning required
Propagation
Propagate by seed, sown in autumn, in containers in a cold frame or separate offsets after the leaves have died down
Pest resistance
May be susceptible to slugs and narcissus bulb fly
Disease resistance
Generally disease-free