How to prune buddleia: when to do so and the best methods
How to Prune Buddleia: Timing, Trimming, Deadheading, & More
Pruning Buddleia Davidii aka Butterfly Bush
It's time to do your bit for the butterflies: Buddleia will grow just about anywhere, which is good news for wildlife, says gardening expert Monty Don | Daily Mail Online
How to prune and shape Buddleia (Butterfly Bush) | Urban Butterfly Garden
Cutting back Buddleia — BBC Gardeners' World Magazine
Pruning buddleia | Gardens Illustrated
Pruning Buddleias - Butterfly Bushes - How and When to Prune
How to Prune Buddleia: Timing, Trimming, Deadheading, & More
Butterfly bush tree, Buddleia - Planting, Care and Pruning - Plantopedia