Species

Amsonia montanaBlue Star Amsonia

perennialN. America Native

Short Stack Amsonia Short Stack Blue Star

Amsonia montana 'Short Stack'

The Story

Plant Bio

Short Stack is a compact form of Amsonia montana, featuring lovely blue flowers and attractive foliage.

This cultivar is noted for its shorter height compared to standard Amsonia montana, making it suitable for smaller gardens.

Uses & Benefits:

Amsonia montana Short Stack provides delicate light blue flowers, creating a soft, naturalistic look in gardens and borders.

Its drought tolerance makes it ideal for low-maintenance landscapes, requiring minimal watering once established.

Attracts pollinators like bees and butterflies, supporting local biodiversity.

SpeciesAmsonia montanaBlue Star Amsonia

Essentials

At a Glance

Plant Type

Perennial

Height

24 inches

Width

18 inches

Light

Full Sun, Partial Sun

Zones

4, 5, 6, 7

Water

Moderate, drought-tolerant once established

Humidity

Average

Lifespan

Perennial

Native To

North America

Toxicity

Non-toxic to humans and pets

Bloom period

Late spring – Early summer

In flower about 2 months of the year

Planting

How to Grow

Tuck seeds into moist soil in early spring for best germination.
Water regularly to keep soil evenly moist during the first growing season.
Transplant young plants after the last frost for optimal growth.
Prune lightly after flowering to maintain shape and encourage bushiness.
Mulch around the base to retain moisture and suppress weeds.
Divide mature clumps in early spring or fall every 3-4 years to rejuvenate.

Pro Tip

Use well-draining soil and full sun for vigorous, healthy growth.

Keep It Thriving

Care Guide

Do

Water thoroughly during dry spells 🌱
Prune after flowering to promote bushiness
Apply a balanced fertilizer in spring

Don't

Avoid overwatering to prevent root rot ❌
Don’t disturb roots during peak flowering
Refrain from heavy pruning in late fall

Seasonal Care Calendar

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

Watch Out For

Pests & Diseases

Common Pests

Common Diseases

In the Garden

Landscape Uses & Companions

Landscape Uses

Soft-textured perennial borderWildflower meadow accentShade-tolerant garden bed

Companion Plants

Echinacea purpurea Rudbeckia hirta Coreopsis verticillata Salvia nemorosa Gaura lindheimeri

Multiply

Propagation Methods

Good to Know

Common Questions

Short Stack Amsonia Short Stack Blue Star questions

What zones can Short Stack Amsonia Short Stack Blue Star grow in?

Short Stack Amsonia Short Stack Blue Star is hardy in USDA Zones 4–7. Inside that range it survives winter in the ground; outside it, grow it as an annual or a container plant you protect.

Is Short Stack Amsonia Short Stack Blue Star deer resistant?

Yes — Short Stack Amsonia Short Stack Blue Star is rated deer-resistant. Deer typically pass it over, though extreme hunger can override any plant's defenses.

When does Short Stack Amsonia Short Stack Blue Star bloom?

Short Stack Amsonia Short Stack Blue Star typically blooms in late spring through early summer. Exact timing shifts a week or two with your zone — Sow's bloom calendar maps it to your garden.

Does Short Stack Amsonia Short Stack Blue Star need full sun?

Short Stack Amsonia Short Stack Blue Star does best in full sun to part shade. In hot climates, afternoon shade keeps blooms fresher longer.

Is Short Stack Amsonia Short Stack Blue Star drought tolerant?

Yes — once established (usually after the first full season), Short Stack Amsonia Short Stack Blue Star handles dry spells with minimal watering. Water deeply its first year to build the root system that makes that possible.