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Alpine RockeryHerbaceous Perennial

Corydalis solida subsp. solida

solid-rooted fumewort

A summer-dormant, tuberous perennial to 25cm with finely divided, grey-green leaves and dense, upright spikes of pale mauve-purple to red-purple or white tubular flowers with downward-curving spurs

Synonyms

Corydalis transsylvanica hort.
Corydalis solida f. transsylvanica
see moreCorydalis solida var. transylvanica
Corydalis solida subsp. transsylvanica

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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

Well–drained

pH

Acid, Alkaline, Neutral

	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Full sun
Partial shade

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: Papaveraceae
Native to the UK: No
Foliage: Deciduous
Habit: Clump forming
Genus: Corydalis can be annuals, biennials or tuberous or rhizomatous perennials, with ternately or pinnately lobed leaves and racemes of spurred, tubular flowers
Name status: Correct
Plant range: Europe, Asia

How to grow

Cultivation

Grows best in very well-drained, moderately fertile soil in sun or partial shade

Propagation

Propagate by division in autumn

Suggested planting locations and garden types

Cottage and informal garden
Rock garden
Patio and container plants
Flower borders and beds
Underplanting of roses and shrubs

Pruning

No pruning required

Pests

May be susceptible to slugs and snails

Diseases

Generally disease-free

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