Corydalis solida subsp. incisa

RHS Plant Profile

incised fumewort

RHS 1999

Synonyms

Corydalis decipiens Schott, Nyman & Kotschy

Alpine Rockery Bulbs

A tuberous herbaceous perennial to 25cm, with divided, grey-green leaves and erect racemes of pale purple flowers in spring

Position

Full sun

Soil Types

Chalk, Loam, Sand

Max Height

0.1-0.5 metres

Max Spread

0.1-0.5 metres

Size

Time to Maturity: 2–5 years
Max Spread: 0.1-0.5 metres
Max Height: 0.1-0.5 metres

Growing Conditions

Chalk Loam Sand

Moisture: Well–drained
pH: Acid or Alkaline or Neutral

Position

Full sun

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): H5

Colour & Scent

Season	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family: Papaveraceae
Native to GB/Ireland: 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: S E Europe

How to Grow

Cultivation

Grows best in very well-drained moderately fertile soil. May tolerate partial shade

Propagation

Propagate by seed sown in containers in an open frame when ripe or by division in autumn

Suggested planting locations and garden types

Gravel garden
Patio and container plants
Rock garden

Pruning

No pruning required

Pests

May be susceptible to slugs and snails

Diseases

Generally disease-free