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Narrow-leaved Thistle

Ptilostemon strictus, Asteraceae

Zones
6–9
Layer
Herbaceous
Lifespan
Perennial
Growth
Moderate

Guild Roles

Pollinator AttractorBeneficial Insect HabitatPest Confuser

Growing Conditions

Sun

Full Sun (preferred)

Water

Low (established)Moderate (seedling)

Soil pH

6.5 – 8

Tolerances

Drought
Frost
Heat
Pest Resistance
Disease Resist.

Companion Plants

African Feather ThistlePtilostemon afer
Pollinator Sharing
Alpine ScabiousCephalaria alpina
Pollinator SharingWind Protection

Antagonistic Plants

Great Globe ThistleEchinops sphaerocephalus

Large thistle-like plants compete for light and may produce compounds that inhibit other Asteraceae

Uses

Functions

Long-Blooming Nectar Source For Specialist BeesParasitic Wasp HabitatHoverfly AttractorPredatory Beetle ShelterLate Season Pollinator Support

Medicinal Uses

Anti-InflammatoryDigestive Aid

Common Questions

What zones does Narrow-leaved Thistle grow in?

Narrow-leaved Thistle grows in USDA hardiness zones 6 through 9.

What are good companion plants for Narrow-leaved Thistle?

Good companions for Narrow-leaved Thistle include African Feather Thistle, Alpine Scabious.

Design guilds with Narrow-leaved Thistle and see companion relationships visually.

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