Eremurus 'Joanna'

RHS Plant Profile

foxtail lily 'Joanna'

Dorling Kindersley Ltd

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'Joanna' is a tall, vigorous perennial to 2.5m with dark green, strap-shaped leaves and 50cm-long spires of densely packed, pure white flowers in early summer

Position

Full sun

Soil Types

Loam, Sand

Max Height

1.5-2.5 metres

Max Spread

1-1.5 metres

Size

Time to Maturity: 2–5 years
Max Spread: 1-1.5 metres
Max Height: 1.5-2.5 metres

Growing Conditions

Loam Sand

Moisture: Moist but well–drained or Well–drained
pH: Acid or Alkaline or Neutral

Position

Full sun

Aspect: West–facing or South–facing
Exposure: 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): H6

Colour & Scent

Season	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family: Asphodelaceae
Native to GB/Ireland: No
Foliage: Deciduous
Habit: Columnar upright
Genus: Eremurus are herbaceous perennials growing from fleshy roots, with rosettes of strap-shaped basal leaves and a dense racemes of small star-shaped flowers on erect leafless stems
Name Status: Accepted

How to Grow

Cultivation

Grow in fertile, sandy, well-drained loam with protection from wind. May need support and in cooler areas the crown should be protected with a dry mulch

Propagation

Propagate by division after flowering

Suggested planting locations and garden types

Architectural
Cottage and informal garden
Gravel garden
Wall side borders
Flower borders and beds

Pruning

No pruning required

Pests

Generally pest-free

Diseases

Generally disease-free