Most Buddlejas reach about 3m in height. They are bushes with an arched and disordered habit.
They are very tolerant in terms of growing conditions, despite enjoying a lot of sun and well-drained soil.
Plant profile
Common name: Butterfly bushScientific name: Buddleja davidii
Plant type: Shrubs
Height: 1.5m - 3m
Spread: 3m - 8m
Foliage: Deciduous
Flower color: Blue, Pink, Purple, Red, White
Season of interest: Summer
Sunlight: Full Sun, Partial shade
Soil: Chalk, Clay, Loam, Sand
Moisture: Moist but well drained, Well drained
Garden type: City & Courtyard Gardens, Coastal, Informal Garden
Planting type: Flower borders and bedding, Wall-side Borders
Other characteristics: Drought resistant, Flowers for pollinators
The most popular Buddleja is Buddleja daviddii. It produces large bunches of fragrant flowers. It is a shrub that attracts many butterflies to the garden, hence its common name as butterfly bush.
The flowers can be white, pink, blue, red or purple and occur from summer to autumn.
Butterfly bushes are very vigorous shrubs and can produce 2m stems in a growing season.
They must be pruned at the beginning of spring at a very low level, so that they grow vigorously and produce new shoots, which will be strong and produce large bunches of flowers.
Some of the most popular varieties of Buddleja daviddii are: ‘Pink Delight’, ‘Empire Blue’, ‘White Profusion’ and ‘Royal Red’.
Buddleja propagation
Buddlejas are reproduced by semi-woody cuttings in summer or woody cuttings in autumn.
