Where is the best place to plant a Buddleia?

Where to plant. Plant hardy buddleja (see Before you get started above) in ground in a sunny spot– one that receives good light for most of the day – as they will flower best here. Avoid very windy sites, even for hardy B.

How do you care for a Buddleia davidii?

Caring for Butterfly Bushes Water freely when in growth and sparingly otherwise. In the summer, water if rainfall is less than 1 inch per week. Avoid fertilizing butterfly bush; too much fertility promotes leaf growth over flower production. Remove spent flower spikes to encourage new shoots and flower buds.

Is Buddleia davidii invasive?

Butterfly Bush (Buddleja [or Buddleia] davidii) is a surefire attention-grabber. Although eye-catching, hardy, and seemingly helpful to butterflies and other pollinators, Butterfly Bush is far from beneficial; in fact it’s actually an invasive species that can impair the health of our local ecosystems.

Is the Buddleja davidii flower good for butterflies?

Buddleja davidii cultivars are much appreciated worldwide as ornamentals and for the value of their flowers as a nectar source for many species of butterfly. However, the plant does not provide food for butterfly larvae, and buddlejas might out-compete the host plants that caterpillars require.

How tall does a Buddleja davidii tree get?

Genus Buddleja can be evergreen or deciduous shrubs, occasionally trees or scrambling climbers with simple leaves and panicles of small, tubular fragrant flowers Details B. davidii is a large, fast-growing, deciduous shrub, to 3m tall, with long, arching shoots and lance-shaped, pointed, green or grey-green leaves up to 25cm long.

How tall does a b.davidii shrub grow?

B. davidii is a large, fast-growing, deciduous shrub, to 3m tall, with long, arching shoots and lance-shaped, pointed, green or grey-green leaves up to 25cm long. From summer to autumn it bears dense sprays, 30cm or more long, of small, fragrant flowers in various shades of purple

Is the Buddleja plant hardy in the UK?

Some buddleja are hardy in most parts of the UK but, in severe winters, will need some protection such as being by a south-facing wall or temporarily insulating with horticultural fleece (generally a hardiness rating of H4). Examples include B. crispa and B. colvilei.

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