Species, Wild Verbascum, Spiny Mullein
Verbascum spinosum

Family: Scrophulariaceae (skrof-yoo-larr-ee-AY-see-ee)
Genus: Verbascum (ver-BASK-um)
Species: spinosum (spy-NO-sum)

Category
Alpines and Rock Gardens
Perennials

Foliage Color
Silver/Gray

Bloom Characteristics

Water Requirements
Drought-tolerant; suitable for xeriscaping
Average Water Needs; Water regularly; do not overwater

Where to Grow
Suitable for growing in containers

Height
6-12 in. (15-30 cm)

Spacing
12-15 in. (30-38 cm)
15-18 in. (38-45 cm)

Hardiness

Sun Exposure
Full Sun

Danger

Bloom Color
Bright Yellow

Bloom Time
Late Spring/Early Summer
Mid Summer
Late Summer/Early Fall

Foliage

Other details

Soil pH requirements
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)

Patent Information

Propagation Methods
By dividing the rootball
From seed; winter sow in vented containers, coldframe or unheated greenhouse
From seed; sow indoors before last frost

Seed Collecting
Allow seedheads to dry on plants; remove and collect seeds