Oxalis 'Ione Hecker'

RHS Plant Profile

wood sorrel 'Ione Hecker'

RHS 1987

Synonyms

Oxalis enneaphylla 'Ione Hecker'

Alpine Rockery Bulbs

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'Ione Hecker' is a clump-forming rhizomatous perennial to 8cm in height, with blue-grey, divided leaves and funnel-shaped, dark-veined, purple-violet flowers 3cm across

Position

Full sun

Soil Types

Chalk, Loam, Sand

Max Height

Up to 10 cm

Max Spread

0-0.1 metre

Size

Time to Maturity: 2–5 years
Max Spread: 0-0.1 metre
Max Height: Up to 10 cm

Growing Conditions

Chalk Loam Sand

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

Position

Full sun

Aspect: South–facing or West–facing
Exposure: Exposed
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): H4

Colour & Scent

Season	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family: Oxalidaceae
Native to GB/Ireland: No
Foliage: Deciduous
Habit: Clump forming
Genus: Oxalis can be annuals or perennials, with fibrous, bulbous or rhizomatous rootstocks, palmately divided leaves and funnel-shaped or bowl-shaped flowers that mostly close in dull weather and at night
Name Status: Accepted

How to Grow

Cultivation

Grow in moderately fertile, humus-rich, well-drained in full sun. Can also be grown in a container in an alpine house

Propagation

Propagate by division in spring; small sections of the rhizomes root readily with bottom heat

Suggested planting locations and garden types

Patio and container plants
Rock garden
Cottage and informal garden

Pruning

No pruning required

Pests

May be susceptible to slugs and snails

Diseases

May be susceptible to a rust