Details

 

Allium roseum is a perennial bulb, to 60cm tall, producing narrow, grass-like leaves and small, loose umbels of pale pink, cup-shaped flowers in summer, often including some bulbils

 

Hardiness

All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets

 

H6 - Hardy in all of UK and northern Europe (-20 to -15)

 

Aspect

South-facing or West-facing

 

Exposure

Sheltered

 

Moisture

Well-drained, Moist but well-drained soil

 

Soil

Chalk, Clay, Sand, Loam

 

pH

Acid, Alkaline or Neutral

 

Size

Ultimate height

0.5 – 1 metres

Ultimate spread

0 - 0.1 metres

Time to Ultimate size

About 2 – 5 Years

 

How to grow

Cultivation

Easy to grow in fertile, well-drained soil. Add grit when grown in clay soils to improve drainage.

 

Propagation

Propagate by seed, or bulbils, or division of clumps in spring or autumn

Suggested planting locations and garden types

Flower borders and beds Ground Cover Cottage, Informal Garden & Container Plants

 

How to care

Pruning

No pruning required

 

Pests

Generally pest free

 

Diseases

Onion white rot and a downy mildew may occur

 

Allium Roseum Album

Pot Size & Form
     

    0131 445 4698

    Damhead Nursery
    Damhead Farm
    Lothianburn
    Midlothian
    EH10 7DZ