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Herbaceous Perennial

Achillea Moon Dust ('Novaachdus')

yarrow [Moon Dust]

Herbaceous perennial 30-35cm high, with a compact habit, evergreen pinnatifid leaves about 16cm long and 3cm wide, densely covered in hairs so that they appear silvery green, and clusters of pale lemon-yellow flowerheads about 10cm across, from early to late summer

Synonyms

Achillea 'Novaachdus'

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Ultimate height

0.1–0.5 metres

Time to ultimate height

2–5 years

Ultimate spread

0.1–0.5 metres

Chalk

Loam

Sand

Moisture

Moist but well–drained, Well–drained

pH

Acid, Alkaline, Neutral

	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Full sun

Aspect

South–facing or West–facing or East–facing

Exposure

Exposed or Sheltered

Hardiness
Hardiness ratings
All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets
H1a: under glass all year (>15C)
H1b: can be grown outside in the summer (10 - 15)
H1c: can be grown outside in the summer (5 - 10)
H2: tolerant of low temperatures, but not surviving being frozen (1 to 5)
H3: hardy in coastal and relatively mild parts of the UK (-5 to 1)
H4: hardy through most of the UK (-10 to -5)
H5: hardy in most places throughout the UK even in severe winters (-15 to -10)
H6: hardy in all of UK and northern Europe (-20 to -15)
H7: hardy in the severest European continental climates (< -20)

Botanical details

Family: Asteraceae
Native to the UK: No
Foliage: Evergreen
Habit: Clump forming
Genus: Achillea can be mat-forming or upright perennials, mostly herbaceous, with sometimes aromatic, pinnately divided or simple and toothed leaves and flattened clusters of small, daisy-like flower-heads
Name status: Trade

How to grow

Cultivation

Grow in well-drained soil in a sunny, open position

Propagation

Propagate by division in spring

Suggested planting locations and garden types

City and courtyard gardens
Cottage and informal garden
Gravel garden
Coastal
Prairie planting
Wildlife gardens
Flower borders and beds
Cut flowers

Pruning

No pruning required

Pests

Generally pest-free but may be susceptible to aphids

Diseases

Generally disease-free but may be affected by powdery mildews

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