How much sun does Cascade Aster need?

Cascade Aster grows best in full sun conditions.

When does Cascade Aster bloom?

Cascade Aster blooms in July, August, and September.

Where is Cascade Aster native?

Cascade Aster (Eucephalus ledophyllus) is native to CA, OR, WA, per the World Checklist of Vascular Plants (Kew).

What pollinators does Cascade Aster attract?

Cascade Aster draws bees, butterflies, and flies.

Is Cascade Aster HOA-friendly?

Cascade Aster is generally an HOA-friendly choice in the right placement, with low maintenance.

Cascade Aster

Name: Pollinator Patch
Author: Pollinator Patch

Eucephalus ledophyllus

Last reviewed: August 2026

Light

full sun

Water

low

Size

12"–32" H × 12"–24" W

Bloom

Jul, Aug, Sep

Native to

CA, OR, WA

Pollinators

bees, butterflies, flies

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A compact perennial aster with a woody base, forming a low clump of leathery leaves topped by purple daisy-like flowers with yellow centers in late summer. Grows in dry mountain meadows and open woods up to timberline.

In an HOA neighborhood

Cascade Aster is an HOA-friendly choice in the right placement. Maintenance level: low. Tidiness: 3 out of 5.

Works well in: mid zone.

A high-elevation mountain species; may struggle in warm, low-elevation yards without cool nights and sharp drainage

Wildlife value

Blooms late in the season when fewer other flowers are available, offering nectar and pollen to bees, butterflies, and other late-summer pollinators.

Common questions

How much sun does Cascade Aster need?: Cascade Aster grows best in full sun conditions.
When does Cascade Aster bloom?: Cascade Aster blooms in July, August, and September.
Where is Cascade Aster native?: Cascade Aster (Eucephalus ledophyllus) is native to CA, OR, WA, per the World Checklist of Vascular Plants (Kew).
What pollinators does Cascade Aster attract?: Cascade Aster draws bees, butterflies, and flies.
Is Cascade Aster HOA-friendly?: Cascade Aster is generally an HOA-friendly choice in the right placement, with low maintenance.

Native range data from the World Checklist of Vascular Plants (Kew). Pollinator and host plant associations compiled from GBIF, iNaturalist, and published ecological literature.

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