Is Nanho blue butterfly bush invasive?

Yes, they do. The wild species Buddleia davidii spreads rapidly, invading riverbanks, reforested areas, and open fields. It forms thick, shrubby thickets that preclude the development of other native species such as willow. Butterfly bush is considered invasive in many states, as well as England and New Zealand.

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.

How do you plant a Buddleja davidii?

Plant Buddleia in Spring or in Autumn before the first frosts and water thoroughly after planting. When planting, loosen the soil and mix in compost and dig a hole twice the diameter of the plant container. They will not perform well if grown in soil that tends to retain a lot of water in the winter.

How do you stop buddleia from spreading?

The most effective way to treat buddleia problems is to inject herbicide directly into the plant, on the proviso that regulations are followed to protect the surrounding ecosystem. Small infestations can be pulled out by hand or mechanically dug out.

When’s the best time to plant a butterfly bush?

spring
Butterfly bush is best planted in the spring or fall. If planting in fall, make sure to get them in the ground well before first frost in order to develop a good root system before colder temperatures set in.

How do you take care of Nanho Blue Buddleia?

For best results grow in well-drained soil in full sun. Left unpruned, Buddleja davidii ‘Nanho Blue’ can become leggy so prune hard back every year. To encourage later flowering (which benefits garden butterflies such as the small tortoiseshell), cut plants back to the base in May.

What does Buddleja davidii look like?

Known as the butterfly bush, Buddleja davidii bears conical, nectar-rich flowers, which attract butterflies and bees in late summer. Flowers come in a variety of colours including purple, blue, pink and white. Plants are easy to grow and thrive in almost any situation.

What is Nanho Blue used for?

Buddleja ‘Nanho Blue’ is known for attracting bees, birds, butterflies​/​moths and other pollinators. It nectar-pollen-rich-flowers, provides shelter and habitat, has seeds for birds and is a caterpilar food plant. Created with Sketch.