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Smooth Blue Aster

Symphyotrichum laeve, Asteraceae

Zones
4–8
Layer
Herbaceous
Lifespan
Perennial
Growth
Moderate

Guild Roles

Pollinator Attractor

Growing Conditions

Sun

Full Sun (preferred)

Water

Low

Soil pH

5.5 – 7.5

Tolerances

Drought
Frost
Heat
Pest Resistance
Disease Resist.

Companion Plants

Common IronweedVernonia fasciculata
Pollinator SharingBeneficial Insect Habitat
Common MilkweedAsclepias syriaca
Pollinator SharingBeneficial Insect Habitat
Rattlesnake MasterEryngium yuccifolium
Pest DeterrentPollinator Sharing
New York IronweedVernonia noveboracensis
Pollinator SharingBeneficial Insect Habitat
Seaside GoldenrodSolidago sempervirens
Pollinator SharingWind Protection

Antagonistic Plants

European GoldenrodSolidago virgaurea

Goldenrod can have allelopathic effects on asters and both compete for fall blooming space

Uses

Functions

Pollinator Support

Common Questions

What zones does Smooth Blue Aster grow in?

Smooth Blue Aster grows in USDA hardiness zones 4 through 8.

What are good companion plants for Smooth Blue Aster?

Good companions for Smooth Blue Aster include Common Ironweed, Common Milkweed, Rattlesnake Master, New York Ironweed, Seaside Goldenrod.

Design guilds with Smooth Blue Aster and see companion relationships visually.

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