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Herbaceous Perennial

Alstroemeria 'Tessa'

Peruvian lily 'Tessa'

Clump-forming, herbaceous perennial with mid-green, lance-shaped leaves and terminal clusters of deep magenta-red flowers on 75cm tall stems, the inner petals have dark brown flecks and streaks and the upper two a small yellow blotch, flowering from summer to autumn

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Ultimate height

0.5–1 metres

Time to ultimate height

2–5 years

Ultimate spread

0.1–0.5 metres

Chalk

Clay

Loam

Sand

Moisture

Moist but well–drained

pH

Acid, Alkaline, Neutral

	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Full sun
Partial shade

Aspect

South–facing or East–facing or West–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)

Botanical details

Family: Alstroemeriaceae
Native to GB / Ireland: No
Foliage: Deciduous
Habit: Clump forming
Potentially harmful: Skin allergen. Wear gloves and other protective equipment when handling
Genus: Alstroemeria are fleshy rooted herbaceous perennials forming spreading clumps of erect stems bearing narrowly lance-shaped leaves, with umbels of showy funnel-shaped flowers in summer
Name status: Accepted

How to grow

Cultivation

Grow in fertile, moist but well-drained soils in full sun or partial shade. Young plants are best left undisturbed to form clumps; use a dry mulch for the first two winters. See Alstroemeria cultivation

Propagation

Propagate by division in autumn or very early spring

Suggested planting locations and garden types

Cottage and informal garden
City and courtyard gardens
Patio and container plants
Wildlife gardens
Flower borders and beds
Cut flowers
Underplanting of roses and shrubs

Pruning

Pull up spent flowered stems, leaving tubers in ground

Pests

May be susceptible to slugs

Diseases

Generally disease-free but may be susceptible to a virus

Get involved

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