Buddleia grows quickly, and forms self-replacing thickets. Buddleia is extremely versatile, tolerating a wide range of (especially poor) soils, hot to cold, wet to moderately dry conditions, deep shade or open areas, damage, and wind.
Identify the problem
Buddleia is a deciduous multi-stemmed shrub up to 3 metres tall. Stems are bluntly angled, clad in tufts of easily-removed soft woolly hairs. It has thin leaves which are usually hairless above, white or hairy grey underneath, and finely toothed. Flowers are dense, cone-shaped hanging clusters made up of many fragrant purple or white flowers with orange insides are produced from December to February.
- Spray (summer-autumn, before leaves become brittle) with Weed Weapon Extra Strength with Dye & Stick, or Rapid Action, ensuring complete coverage.
- Cut down and paint stumps with Weed Weapon Invade Gel or Stump Stop Gel.
- For small patches dig out and dispose of root crowns and rhizomes at a refuse transfer station.
Did You Know
- The Latin name for Buddleia weed is Buddleja davidii.
- The Buddleia leaf weevil is a biological control agent released in New Zealand in 2006 to help control Buddleia spread as biodiversity weed. It will attack Buddleia in gardens.