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Aconitum spicatum 'Stainless Steel' (Monkshood 'Stainless Steel')

Beginner
skill rating
1 hour care
per year
1.5m
Max height
0.3m
Max spread
2-5 years
To maturity
Low
Toxicity

Plant details

Botanical name

Aconitum spicatum 'Stainless Steel'

Other names

Monkshood 'Stainless Steel'

Genus

Aconitum Aconitum

Variety or Cultivar

'Stainless Steel' _ 'Stainless Steel' is an upright perennial with deeply divided, grey-green leaves and metallic blue flowers from early to late summer.


Aconitum spicatum 'Stainless Steel' is: Deciduous

Habit

Clump-forming, Upright

Toxicity

All parts highly toxic if eaten; also harmful via the skin.

Awards

RHS AGM (Award of Garden Merit)

Flower

Blue, Silvery-grey in Summer

Foliage

Dark-green in Summer

How to care

Watch out for

Pests

Generally pest free

Powdery mildew Powdery mildew

General care

Pruning

Cut down plants in autumn.

Propagation

Propagate by division between autumn and spring.

Propagation methods

Division


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Where to grow

Aconitum spicatum 'Stainless Steel' (Monkshood 'Stainless Steel') will reach a height of 1.5m and a spread of 0.3m after 2-5 years.

Suggested uses

Coastal, Flower Arranging, Beds and borders

Cultivation

Best grown in cool, moist, fertile soil under partial shade. Can also tolerate most soils and full sun (if soil is improved with well-rotted organic matter and mulched.)

Soil type

Clay, Loamy

Soil drainage

Moist but well-drained, Well-drained

Soil pH

Acid, Alkaline, Neutral

Light

Partial Shade

Aspect

North, East, West

Exposure

Sheltered

Hardiness

Hardy (H4)

Companion plants

Botanical name

Aconitum spicatum 'Stainless Steel'

Other names

Monkshood 'Stainless Steel'

Genus

Aconitum Aconitum

Variety or Cultivar

'Stainless Steel' _ 'Stainless Steel' is an upright perennial with deeply divided, grey-green leaves and metallic blue flowers from early to late summer.

Foliage

Deciduous

Habit

Clump-forming, Upright

Toxicity

All parts highly toxic if eaten; also harmful via the skin.

Awards

RHS AGM (Award of Garden Merit)


Colour

Flower

Blue, Silvery-grey in Summer

Foliage

Dark-green in Summer


How to care

Watch out for

Pests

Generally pest free

Specific diseases

Powdery mildew

General care

Pruning

Cut down plants in autumn.

Propagation

Propagate by division between autumn and spring.

Propagation methods

Division


Monthly care advice


Where to grow

Aconitum spicatum 'Stainless Steel' (Monkshood 'Stainless Steel') will reach a height of 1.5m and a spread of 0.3m after 2-5 years.

Suggested uses

Coastal, Flower Arranging, Beds and borders

Cultivation

Best grown in cool, moist, fertile soil under partial shade. Can also tolerate most soils and full sun (if soil is improved with well-rotted organic matter and mulched.)

Soil type

Clay, Loamy

Soil drainage

Moist but well-drained, Well-drained

Soil pH

Acid, Alkaline, Neutral

Light

Partial Shade

Aspect

North, East, West

Exposure

Sheltered

Hardiness

Hardy (H4)

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(30/06/2011)

Aconitum Stainless Steel - side border 2012 (28/05/2012)

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This plant likes... Garden match
Soil types: Clay, Loamy Tell us...
Soil drainage: Moist but well-drained, Well-drained Tell us...
Soil pH: Acid, Alkaline, Neutral Tell us...
Light: Partial Shade Tell us...
Aspect: North, East, West Tell us...
Exposure: Sheltered Tell us...
Hardiness: Hardy (H4) Tell us...

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I have 4 plants which have been in for 3 years. Each year about this time hakf of the leaves turn brown. The plants continue to flower throughout the summer and in previous years I thought this was… read more

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