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Climber Wall Shrub

Clematis texensis

Deciduous, species climber native to Texas, USA, growing about 2m in height, with grey-green leaves composed of leaflets and single, nodding, pitcher-shaped, crimson to scarlet-orange flowers margined white, the undersides of the thick petals cream or pink, with yellow stamens. Flowers are carried on long, ribbed stalks from midsummer to early autumn

Synonyms

Clematis coccinea

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Ultimate height

1.5–2.5 metres

Time to ultimate height

2–5 years

Ultimate spread

1–1.5 metres

Chalk

Loam

Sand

Moisture

Well–drained

pH

Alkaline, Neutral

	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Full sun

Aspect

South–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: Ranunculaceae
Native to GB / Ireland: No
Foliage: Deciduous
Habit: Climbing
Potentially harmful: Skin irritant. Wear gloves and other protective equipment when handling. Pets (rabbits): Harmful if eaten. For further information and contact numbers regarding pets, see the HTA guide to potentially harmful plants
Genus: Clematis can be deciduous or evergreen shrubs or herbaceous perennials, mostly climbing by twining leaf-stalks, and often with showy flowers. Some have attractive fluffy seedheads in autumn
Name status: Correct
Plant range: SC USA

How to grow

Cultivation

Plant in very well-drained soil, in a sunny, sheltered position, with the roots and base of the plant kept cool and shaded by other plants or a layer of pebbles at the base. Plant with the crown 5-8cm deep to encourage new shoots to grow from below ground level. Protect crown with a dry winter mulch of straw or wood chips. Can be grown in containers at least 45cm deep and wide in a peat-free, loam-based potting compost to overwinter in a cold greenhouse or conservatory in cold locations. See clematis cultivation

Propagation

Propagate by softwood cuttings in spring, semi-ripe cuttings in early summer or layering

Suggested planting locations and garden types

City and courtyard gardens
Cottage and informal garden
Patio and container plants
Wildlife gardens
Climber and wall shrubs
Conservatory and greenhouse
Cut flowers
Wall side borders

Pruning

Pruning (clematis) group 3

Pests

May be susceptible to aphids, snails and caterpillars; petals may be eaten by earwigs

Diseases

May be susceptible to honey fungus (rarely), clematis wilt and clematis slime flux

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