Achillea ptarmica Ballerina

Achillea ptarmica 'Ballerina'

Our Ref No : 1679 £3.00 Stock : 7 Availability: In Stock
A lovely pure white double form of ptarmica with long flowering period and drought tolerant once established. Height 40cm. Great cut flower which also dries well. Sowing - sow the seeds into cells or pots. Sow on the surface - do not cover as light aids germination which takes 7-14days. Place in propogator at 18-22 degrees.
Genus: Achillea
Species: ptarmica
Life cycle: perennial
Hardiness: Fully hardy: the plant can tolerate temperatures down to about -15C or 5F.
Leaf colour when growing: dark green
Leaf shape: simple lance linear
Leaf margin: dentate or toothed
Can be grown from: Seeds, Division, Stem cuttings, Root division
Soil conditions: chalky, clay, light, medium, heavy, poor quality soil.
Water needs: Semi-moist conditions
Light requirements: Full sun
Natural habitat: Damp meadows, marshes and by streams.
Interest and use: Border, cutting bed, dried arrangements, borders
Min height (m): 0.3
Max height (m): 1.25
Min spread (m): 0.6
Max spread (m): 0.75
Flower type: Corymb
Flower shape: Disc-shaped
Flower colour: White
Size of inflorescence: Medium (3 to 10 cm)
Profusion of flowers: Profuse
Spring colour: light green
Summer colour: light green
Autumn colour: light green
Min growing temp (C): 8
Max growing temp (C): 30
Min optimum temp (C): 14
Growth habit: upright spreading
Climatic zone: 7
Origin: North Temperate Zone
Blooming time start: Mid summer
Blooming time end: Early autumn
Approx 300 seeds