perennialN. America Native

Blue Ice Bluestar

Amsonia tabernaemontana 'Glacier Blue'

Not currently listed at our partner nurseries.

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Essentials

At a Glance

Plant Type

Perennial

Height

15 inches

Width

24 inches

Light

Full Sun, Partial Sun

Zones

4, 5, 6, 7, 8, 9

Water

Moderate, drought-tolerant once established

Humidity

Prefers moderate humidity

Lifespan

Perennial

Native To

North America

Toxicity

Sap can be a skin irritant; toxic if ingested.

The Story

Plant Bio

Glacier Blue Amsonia is known for its attractive blue flowers and fine-textured foliage that turns a golden yellow in the fall. This cultivar is particularly noted for its pleasing blue color and compact growth habit, making it suitable for smaller gardens.

Bloom Period:

EarlyLate

Uses & Benefits:

Amsonia 'Glacier Blue' offers stunning silvery foliage and early summer blue flowers, adding elegance to borders.

Provides low-maintenance coverage with drought tolerance once established.

Attracts hummingbirds and beneficial insects, supporting local biodiversity.

Marketplace

Where to Buy

We couldn't find this plant listed online right now.

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Planting

How to Grow

Tuck seeds into moist soil in early spring for best germination.
Mist cuttings regularly to maintain humidity and encourage rooting.
Plant in well-drained soil with full to partial sun exposure.
Mulch around the base to retain moisture and suppress weeds.
Fertilize in early spring with a balanced, slow-release fertilizer.
Prune lightly after flowering to maintain shape and health.

Pro Tip

Use a well-draining soil mix and avoid overwatering to prevent root rot.

Keep It Thriving

Care Guide

Do

Water consistently during dry periods 🌱
Prune after flowering to promote bushier growth
Fertilize annually with a balanced fertilizer

Don't

Avoid overwatering to prevent root rot ❌
Don’t prune in late fall or winter
Refrain from heavy fertilization late in the season

Seasonal Care Calendar

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

Watch Out For

Pests & Diseases

Common Pests

Common Diseases

In the Garden

Landscape Uses & Companions

Landscape Uses

Silvery-leaved border plantSoft, flowering hedgeWildflower meadow accent

Companion Plants

Echinacea purpurea Rudbeckia hirta Salvia nemorosa Coreopsis verticillata

Multiply

Propagation Methods

Good to Know

Common Questions

Blue Ice Bluestar questions

What zones can Blue Ice Bluestar grow in?

Blue Ice Bluestar is hardy in USDA Zones 4–9. Inside that range it survives winter in the ground; outside it, grow it as an annual or a container plant you protect.

Is Blue Ice Bluestar deer resistant?

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

When does Blue Ice Bluestar bloom?

Blue Ice Bluestar 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 Blue Ice Bluestar need full sun?

Blue Ice Bluestar does best in full sun to part shade. In hot climates, afternoon shade keeps blooms fresher longer.

Is Blue Ice Bluestar drought tolerant?

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