Family: Buddlejaceae (Buddleja)
Other Scientific Names: Buddleia davidii
Other Common Names: Summer Lilac
Growth Form/Reproduction: Deciduous shrub with arching branches, growing up to 5m tall. Reproducinve means are by cutting and seed. Each plant is can produce up to 1million seeds, which can persist in the soil for 3-5 years.
Legal Status: None.
Economic: In forests it can compete with replanted Douglas-fir trees, affecting forest succession and growth thus reducing timber values.
Ecological: Can alter proportions of nitrogen and phosphorous in the soil. Displaces native plants, causing loss of habitat for butterflies.
Human: Ornamental shrub with showy, fragrant purple flowers that bloom from mid to late summer.
Habitat: Full sun. Adapted to moist, well drained fertile soils but tolerates poor soils and dry sites. Occupies disturbed sites in riparian zones, river banks and gravel beds, roadsides, pastures, logged areas and rocky slopes.
Status and Distribution: Limited distribution in Strathcona and Comox Valley Regional Districts in the CWHxm.
Invasive Species Council – Grow me Instead Brochure
Garry Oak Ecosystem Recovery Team