Species

Buddleja davidiiButterfly Bush

58 other cultivars

shrub

Lochinch Butterfly Bush

Buddleja davidii 'Lochinch'

The Story

Plant Bio

Buddleja 'Lochinch' is a deciduous shrub with an arching, spreading habit, featuring lance-shaped, gray-green leaves and large, fragrant, cone-shaped panicles of lavender-blue flowers with orange eyes during summer.

This cultivar is distinguished by its particularly vigorous growth and extended flowering period, attracting numerous butterflies and pollinators to the garden.

Uses & Benefits:

Provides vibrant purple flowers that attract pollinators and add color to gardens.

Drought-tolerant and low-maintenance, ideal for water-wise landscapes.

Supports bees, butterflies, and hummingbirds, promoting biodiversity.

SpeciesBuddleja davidiiButterfly Bush

Essentials

At a Glance

Plant Type

Shrub

Height

72 inches

Width

96 inches

Light

Full Sun, Partial Sun

Zones

5, 6, 7, 8, 9

Water

Moderate, drought-tolerant once established

Humidity

Average

Lifespan

Perennial

Native To

China

Toxicity

Non-toxic to humans and pets

Bloom period

Mid-summer – Late summer

In flower about 2 months of the year

Planting

How to Grow

Tuck well-draining soil around roots
Plant in full sun for best flowering
Water regularly during first season
Prune back after flowering to encourage new growth
Mulch to retain moisture and suppress weeds
Fertilize with balanced fertilizer in early spring

Pro Tip

Ensure excellent drainage and prune annually for best shape.

Keep It Thriving

Care Guide

Do

Water deeply during dry periods 🌱
Prune to maintain shape after flowering
Fertilize early spring with a balanced fertilizer

Don't

Avoid overwatering, let soil dry between watering ❌
Don’t prune in late fall or winter ❌
Refrain from fertilizing in late summer ❌

Seasonal Care Calendar

Task	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Deadhead
Fertilize
Mulch
Prune
Spring Cleanup

Watch Out For

Pests & Diseases

Common Pests

Common Diseases

In the Garden

Landscape Uses & Companions

Landscape Uses

Colorful border with fragrant bloomsPollinator-friendly shrub for garden edgesDrought-tolerant hedge with purple flowers

Companion Plants

Lavender Salvia Echinacea CoreopsisRussian Sage

Multiply

Propagation Methods

Good to Know

Common Questions

Lochinch Butterfly Bush questions

What zones can Lochinch Butterfly Bush grow in?

Lochinch Butterfly Bush is hardy in USDA Zones 5–9. Inside that range it survives winter in the ground; outside it, grow it as an annual or a container plant you protect.

Is Lochinch Butterfly Bush deer resistant?

Yes — Lochinch Butterfly Bush is rated deer-resistant. Deer typically pass it over, though extreme hunger can override any plant's defenses.

When does Lochinch Butterfly Bush bloom?

Lochinch Butterfly Bush typically blooms in mid-summer through late summer. Exact timing shifts a week or two with your zone — Sow's bloom calendar maps it to your garden.

Does Lochinch Butterfly Bush need full sun?

Lochinch Butterfly Bush does best in full sun to part shade. In hot climates, afternoon shade keeps blooms fresher longer.

Is Lochinch Butterfly Bush drought tolerant?

Yes — once established (usually after the first full season), Lochinch Butterfly Bush handles dry spells with minimal watering. Water deeply its first year to build the root system that makes that possible.