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Allium 'Firmament' (Allium 'Firmament')

Beginner
skill rating
1 hour care
per year
0.75m
Max height
0.75m
Max spread
2-5 years
To maturity

Plant details

Botanical name

Allium 'Firmament'

Other names

Allium 'Firmament'

Genus

Allium Allium

Variety or Cultivar

'Firmament' _ 'Firmament' is a bulbous perennial, with strap-shaped, grey-green leaves. Star-shaped, deep-purple flowers are borne in spherical heads in early summer which are followed by attractive seed-heads.


Allium 'Firmament' is: Deciduous

Habit

Erect

Flower

Purple in Summer

Foliage

Grey-green in Summer

How to care

Watch out for

Pests

Pest free, may suffer from slugs on new growth.

Specific pests

Slugs , Onion fly Slugs , Onion fly

Onion rot , Downy mildew Onion rot , Downy mildew

General care

Propagation methods

Seed, Offsets


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Where to grow

Allium 'Firmament' (Allium 'Firmament') will reach a height of 0.75m and a spread of 0.75m after 2-5 years.

Suggested uses

Architectural, Cottage/Informal, Flower Arranging, Beds and borders, Gravel

Cultivation

Grow in fertile, but well-drained soil. Add grit to heavy soils to improve drainage.

Soil type

Chalky, Clay, Loamy, Sandy (will tolerate most soil types)

Soil drainage

Moist but well-drained, Well-drained

Soil pH

Acid, Alkaline, Neutral

Light

Full Sun

Aspect

North, South, East, West

Exposure

Sheltered

Hardiness

Tender in frost (H3), Hardy (H4)

Companion plants

We do not currently have companion plants added for this plant.

Botanical name

Allium 'Firmament'

Other names

Allium 'Firmament'

Genus

Allium Allium

Variety or Cultivar

'Firmament' _ 'Firmament' is a bulbous perennial, with strap-shaped, grey-green leaves. Star-shaped, deep-purple flowers are borne in spherical heads in early summer which are followed by attractive seed-heads.

Foliage

Deciduous

Habit

Erect


Colour

Flower

Purple in Summer

Foliage

Grey-green in Summer


How to care

Watch out for

Pests

Pest free, may suffer from slugs on new growth.

Specific pests

Slugs , Onion fly

Specific diseases

Onion rot , Downy mildew

General care

Propagation methods

Seed, Offsets


Monthly care advice


Where to grow

Allium 'Firmament' (Allium 'Firmament') will reach a height of 0.75m and a spread of 0.75m after 2-5 years.

Suggested uses

Architectural, Cottage/Informal, Flower Arranging, Beds and borders, Gravel

Cultivation

Grow in fertile, but well-drained soil. Add grit to heavy soils to improve drainage.

Soil type

Chalky, Clay, Loamy, Sandy (will tolerate most soil types)

Soil drainage

Moist but well-drained, Well-drained

Soil pH

Acid, Alkaline, Neutral

Light

Full Sun

Aspect

North, South, East, West

Exposure

Sheltered

Hardiness

Tender in frost (H3), Hardy (H4)

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This plant likes... Garden match
Soil types: Chalky, Clay, Loamy, Sandy (will tolerate most soil types) Tell us...
Soil drainage: Moist but well-drained, Well-drained Tell us...
Soil pH: Acid, Alkaline, Neutral Tell us...
Light: Full Sun Tell us...
Aspect: North, South, East, West Tell us...
Exposure: Sheltered Tell us...
Hardiness: Tender in frost (H3), Hardy (H4) Tell us...

GARDENS WITH THIS PLANT


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