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Alpine Rockery

Townsendia hookeri

Easter daisy

Has rosettes of very narrow, silky-hairy leaves with upward-rolled margins, forming a mound or cushion. Flowers are usually stalkless, to 4cm across, the white rays surrounding a yellow disc

Other common names

Hooker's Townsend daisy

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Ultimate height

Up to 10cm

Time to ultimate height

1–2 years

Ultimate spread

0.1–0.5 metres

Loam

Sand

Moisture

Well–drained

pH

Acid, Alkaline, Neutral

	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Full sun

Aspect

South–facing or West–facing

Exposure

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 GB / Ireland: No
Foliage: Evergreen
Habit: Bushy
Genus: Townsendia are dwarf perennial plants with tufts of very narrow linear leaves, and comparatively large daisy-like flowers with many rays, white, rose-purple or violet
Name status: Correct
Plant range: NW USA

How to grow

Cultivation

Grow in gritty, sharply draining soil in full sun, with protection from excessive winter wet

Propagation

Sow seed as soon as ripe in containers in a cold frame. Propagate regularly as they are generally short-lived

Suggested planting locations and garden types

Rock garden

Pruning

No pruning required

Pests

Susceptible to glasshouse red spider mite and aphids under glass

Diseases

Generally disease-free

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