Overview

Verbascum chaixii is a biennial, short-lived perennial, upright, tall flower spikes perennial in the genus Verbascum, part of the Scrophulariaceae family, with green, grey-green, silvery white, softly hairy foliage. Verbascum chaixii grows best in full sun, and tolerates most soils and neutral and alkaline pH. Its UK hardiness is rated H6. Suggested uses include borders, gravel gardens and wildlife-friendly plantings. It is native to Austria, Bulgaria, Central European Russia, Czechia-Slovakia, East European Russia, France, Greece, Hungary, Italy, Kazakhstan, Kirgizstan and Krym.

About

Verbascum chaixii, the nettle-leaved mullein, is a species of flowering plant in the genus Verbascum, native to Spain, France, Italy, the former Yugoslavia, and Greece. It is considered a good plant to attract pollinators.

Wikipedia contributors, CC BY-SA 4.0Verbascum chaixii

About the genus

Verbascum is a genus of over 450 species of flowering plants, common name mullein, in the figwort family Scrophulariaceae. They are native to Europe and Asia, with the highest species diversity in the Mediterranean.

Wikipedia contributors, "Verbascum", CC BY-SA 4.0Verbascum

Growing conditions

Best soil and position for Verbascum

Sunlight
Full sun
Soil type
Chalk, Loam, Sand
Soil pH
Neutral, Alkaline
Soil moisture
Well-drained, Dry
Aspect
South-facing, West-facing
Exposure
Exposed
UK hardiness
H6

Plant details

Verbascum chaixii size, habit and characteristics

Plant type
perennial
Habit
Biennial, Short-lived perennial, Upright, Tall flower spikes
Foliage
Green, Grey-green, Silvery white, Softly hairy
Suggested uses
Borders, Gravel gardens, Wildlife-friendly plantings
Native to
Austria, Bulgaria, Central European Russia, Czechia-Slovakia, East European Russia, France, Greece, Hungary, Italy, Kazakhstan, Kirgizstan, Krym

Care notes

Pruning and caring for Verbascum chaixii

Cultivation
Prefers full sun and well-drained soil; drought tolerant once established; avoid waterlogged conditions
Pruning
Deadhead spent flowers to encourage prolonged blooming; cut back after flowering to maintain shape
Propagation
Seed, Self-seeding, Root cuttings
Pest resistance
Mullein moth caterpillar, Verbascum weevil
Disease resistance
Powdery mildew

Frequently asked questions

How do I grow Verbascum chaixii?

Prefers full sun and well-drained soil; drought tolerant once established; avoid waterlogged conditions.

Where is the best place to plant Verbascum chaixii?

Verbascum chaixii prefers full sun. It suits exposed positions.

What soil does Verbascum chaixii need?

Verbascum chaixii is adaptable and grows happily in most soil types, including chalk, loam and sand. It prefers neutral and alkaline soil. Aim for soil that stays well-drained to dry.

How do I prune Verbascum chaixii?

Deadhead spent flowers to encourage prolonged blooming; cut back after flowering to maintain shape.

Is Verbascum chaixii hardy in the UK?

Verbascum chaixii has an RHS hardiness rating of H6, meaning it is very hardy, tolerating -20 to -15°C across most of the UK.

How do I propagate Verbascum chaixii?

Seed, Self-seeding, Root cuttings.

More in the Verbascum genus

Browse all Verbascum