Shrubs

Buddleia x 'SMNBDBT'

Pugster Blue® butterfly bush

Pugster Blue® butterfly bush. Photo courtesy of Proven Winners.

A low butterfly bush with large, fragrant blue flower clusters and tiny yellow-orange eyes. Thick stems support a long summer-to-frost display without deadheading. It adds a strong patch of flower color to sunny borders, containers and grouped plantings.

At a glance

Sun: Full sun
Mature size: 2 ft. tall × 2–3 ft. wide
Water: Low once established; excellent drainage
Hardiness: USDA zones 5–9
Bloom: Blue; summer–fall

Sizes & prices

#3$49.99

Catalog updated September 8, 2026. This is not a live stock count; please call to confirm availability and price.

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Resistance & tolerances

Drought: Tolerant once established.
Wet soil: Needs excellent drainage.
Deer & rabbits: Resistant; not browse-proof.

Resistance is not a guarantee; deer and rabbits may browse any plant.

Pollinators & wildlife

Attracts: Bees, Butterflies, Hummingbirds

Seasonal interest

Foliage: Deciduous.
Fragrance: Fragrant flowers.

Growing & care

Deadheading: Not necessary for continued bloom.
Cold-climate care: In zone 5, avoid fall planting and fall pruning.
Pruning: Wait until new growth emerges on stems in spring before pruning; avoid fall cutting.
Flowering wood: New growth.

Sources & photo credits

Proven Winners

Photo: Photo courtesy of Proven Winners · Authorized nursery promotional use

Reviewed September 21, 2026. Growing conditions vary by location.