How to Fertilize Buddleja speciosissima?
Balanced butterfly bush feed every four weeks spring-summer

Buddleja speciosissima · Buddleja speciosissima
Suited to southern counties and innner city microclimates only where it can be grown in well-drained soil in full sun. with shelter from cold winds, can be trained on a warm sheltered wall. Ideal for a large conservatory or greenhouse. See buddleja cultivation for more detailed advice
Balanced butterfly bush feed every four weeks spring-summer