Cerastium tomentosum (Snow-in-summer)

Other names: Wooly mouse-ear chickweed , Dusty miller , Jerusalem star , Snow plant , Snow in summer

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Species

C. tomentosum is a vigorous, mat-forming, deciduous perennial with linear, white-hairy, silvery grey-green leaves and, in late spring and summer, star-shaped, white flowers with notched petals.

Season of interest

Flower
	Spring	Summer	Autumn	Winter
Flower
Foliage
	Spring	Summer	Autumn	Winter
Foliage

Height and spread

Metric |
Imperial

Height and spread Metric \| Imperial
Size	Max height	Max spread	To maturity
0.15 m	1.5 m	2-5 years
0 ft	4 ft	2-5 years

Height and spread

Metric |
Imperial

Size

Max height

Max spread

To maturity

0.15 m

1.5 m

2-5 years

0 ft

4 ft

2-5 years

Where to grow

Soil

Soil type

Chalky
Loamy
Sandy

Soil drainage

Well-drained

Soil pH

Acid
Alkaline
Neutral

Conditions

Sunlight

Full Sun

Aspect

West
South

Exposure

Exposed
Sheltered

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Additional plant details

Cultivation

Grow in dry, sandy soil in full sun. Will not tolerate waterlogged conditions. Best in areas with cool summer climates

Suggested uses

Banks and Slopes, Gravel, Ground Cover, Beds and borders, Cottage/Informal, Drought Tolerant, Low Maintenance

UK hardiness

USDA zones

Zone 3, Zone 4, Zone 5, Zone 6, Zone 7

Sunset zone

4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 1, 2, 3, A2, A1

WUCOLS

North-Central Coastal = Moderate/Medium
Central Valley = Moderate/Medium
South Coastal = Moderate/Medium
South Inland = Moderate/Medium
High and Intermediate Desert = Moderate/Medium
Low Desert = Moderate/Medium

Foliage

Deciduous

Habit

Mat-forming

Native to

Italy

Drought tolerant

Yes

Flood tolerant

Toxicity

Not toxic

Plant care

Pruning and propagation

Pruning

Trim back spent flower stems to prevent unwanted seedlings and to promote a tidy, compact shape. Can be mown at a high setting. Ideal for dry, sunny banks or gravel gardens.

Propagation methods

Seed, Division, Stem tip cuttings

Propagation

Tends to self-seed. Divide every year to help maintain a compact mat size.

Pests and diseases

Pests

Generally pest-free

Diseases

Generally disease free

Monthly care advice

Cut back after flowering in early autumn (optional)

Take softwood cuttings

Divide and replant in spring

Plant early in spring in sun on poor, well-drained soil

Add grit to clay soils to improve the drainage

Check for waterlogging during winter (optional)

Plant container grown plants in moderately fertile, well-drained soil

Plant container grown plants in a sunny postion

Sow seeds in a cold frame in autumn

Other plants

Plants in this Genus (5)

Cerastium

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Cerastium alpinum var. lanatum Woolly snow-in-summer

Cerastium fontanum Common mouse-ear

Cerastium tomentosum Snow-in-summer

Cerastium tomentosum var. columnae Snow-in-summer

Cerastium tomentosum 'Silberteppich' Snow-in-summer 'Silberteppich'

This plant likes:	Garden project Loading... Selected garden	Results -% matchFor selected garden
Soil type Sandy Loamy		Plant match details will appear here
Soil drainage Moist well-drained Well-drained		Plant match details will appear here
Soil pH Neutral Alkaline Acid		Plant match details will appear here
Sunlight Full sun Partial shade		Plant match details will appear here
Aspect North facing South facing East facing West facing		Plant match details will appear here
Exposure Sheltered		Plant match details will appear here

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Cerastium tomentosum (Snow-in-summer)

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Species

Season of interest

Flower

Foliage

Height and spread

Height and spread

Where to grow

Soil

Soil type

Soil drainage

Soil pH

Conditions

Sunlight

Aspect

Exposure

Plant details

Additional plant details

Cultivation

Suggested uses

UK hardiness

USDA zones

Sunset zone

WUCOLS

Foliage

Habit

Native to

Drought tolerant

Flood tolerant

Toxicity

Plant care

Pruning and propagation

Pruning

Propagation methods

Propagation

Pests and diseases

Pests

Diseases

Monthly care advice

Other plants

Plants in this Genus (5)

Plants in this Genus (5)

Companion plants (0)

Companion plants (0)

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This plant is featured at Chelsea Flower Show 2009