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Climber

Mountain clematis

Clematis montana

Mountain clematis (Clematis montana) is a climber. Light: full sun, part shade. Hardy down to -18 °C. Drought tolerance: low. Toxic to dogs, cats and children. Sold in local shops from about HUF 6,300.

Illustration of Mountain clematis
An illustration of the typical shape of the mature plant, not a photo.

What it's good for, and what it isn't

One of the most vigorous clematis: it climbs by twisting leaf stalks, so it needs wires, a trellis, a fence or an old tree, and will not go up a bare wall on its own. In late spring it is smothered in small white or pink flowers, often with a vanilla scent. It flowers on the previous year's stems, so prune it only straight after flowering, and plant it in a sheltered spot in sun or part shade with its base kept shaded and cool.

Watch out for
It is less hardy than other garden clematis: in Central Europe hard, windy winters can kill it back, and a late spring frost can destroy the developed flower buds, leaving it without flowers that year. Plant it by a sheltered wall and mulch the base. Pruning in winter or spring removes the flower buds. It grows very large and quickly overruns and weighs down small trellises, gutters and roof tiles. Clematis wilt, aphids, snails and earwigs can occur.

Key facts

Light
Full sun, Part shade
Water need
Medium
Care
Low
Size after 10 years
8 m × 4 m
Hardiness
down to -18 °C
Foliage
Deciduous
Flowering
May–June, white, pink
Group Climber
Light Full sun, Part shade
Size after 10 years 8 m × 4 m
Ultimate size 5–12 m × 2.4–4.5 m
Hardiness down to -18 °C (USDA 6, RHS H6)
Soil Average garden soil, Clay, Sandy, Calcareous
Foliage Deciduous
Flowering May–June, white, pink
Water need Medium
Drought tolerance Low
Maintenance Low
Root aggressiveness Low
Suckering no
Spreading Low
Distance from buildings no data
Distance from paving no data
Litter not typical
Planting distance 200 cm
For dogs Toxic
For cats Toxic
For children Toxic
Typical price from about HUF 6,300

Toxicity data is for information only. If your pet or child has eaten a plant, contact a vet or a doctor.

Sizes and prices available

The same plant is sold as a small pot and as a specimen several metres tall, and the price follows. Prices are rounded and for guidance only.

Size
Typical price
size not stated approx. HUF 6,300 – HUF 14,000

Frequently asked questions

Data updated: October 13, 2026 · How our data is made

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