What Month Do Buddleia Flower. First the buddleia which looms large in August blocking out light but still bearing a few purple cones. Its flowers come in many colors though butterflies seem to prefer the lavender-pink mauve of the species to the white and dark purple cultivars.
The range of Butterfly Bushes is extensive with fascinating colours in white blue pink or lilac. How to grow buddleia in a pot Choose a pot at least 300mm wide and deep. Avoid fall planting especially in zones 5-6.
The range of Butterfly Bushes is extensive with fascinating colours in white blue pink or lilac.
However when to prune truly depends on your region. The Butterfly Bush or Buddleia is an eye-catching deciduous shrub that flowers from July to October. The buddleia is a perennial semi-evergreen plant meaning once it has flowered it only loses its foliage for a very short period of the year. However when to prune truly depends on your region.