How much sun does Fringed Checkerbloom need?

Fringed Checkerbloom grows best in full sun conditions.

When does Fringed Checkerbloom bloom?

Fringed Checkerbloom blooms in April, May, and June.

Where is Fringed Checkerbloom native?

Fringed Checkerbloom (Sidalcea diploscypha) is native to CA, OR, per vouchered herbarium specimen records and regional native plant society lists.

What butterflies or moths does Fringed Checkerbloom host?

Fringed Checkerbloom is a larval host plant for West Coast Lady.

Fringed Checkerbloom

Name: Pollinator Patch
Author: Pollinator Patch

Sidalcea diploscypha

Last reviewed: August 2026

Toxicity unknown

Fringed Checkerbloom (Sidalcea diploscypha) is not listed by the ASPCA Animal Poison Control Center (opens in new tab) or the other sources we check, so we have no verdict for it either way. Absence from those lists is not a clearance. If your pet shows symptoms after eating any plant, call the ASPCA at (888) 426-4435.

Light

full sun

Water

low

Size

8"–20" H × 8"–12" W

Bloom

Apr, May, Jun

Native to

CA, OR

Pollinators

native bees

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Browse plants for this ecoregion

Coast Range Sierra Nevada Central California Foothills and Coastal Mountains Central California Valley Northwestern Forested Mountains

Fringed checkerbloom is an annual forb with rounded, lobed leaves and pink to lavender flowers with distinctively fringed petal tips. It grows in open grassland, including mineral-poor serpentine soils.

Wildlife value

Host plant for West Coast Lady.

The flowers are visited by native bees, including mallow specialists, and the genus is a documented larval host for the West Coast Lady butterfly.

Common questions

How much sun does Fringed Checkerbloom need?: Fringed Checkerbloom grows best in full sun conditions.
When does Fringed Checkerbloom bloom?: Fringed Checkerbloom blooms in April, May, and June.
Where is Fringed Checkerbloom native?: Fringed Checkerbloom (Sidalcea diploscypha) is native to CA, OR, per vouchered herbarium specimen records and regional native plant society lists.
What butterflies or moths does Fringed Checkerbloom host?: Fringed Checkerbloom is a larval host plant for West Coast Lady.

Native range data from vouchered herbarium specimen records and regional native plant society lists. Pollinator and host plant associations compiled from GBIF, iNaturalist, and published ecological literature.

If something looks wrong

Common plant problems, and what to check first

These come up on almost any plant. Each guide lists the likely causes in the order they are worth ruling out, with one thing to check before you act on any of them, and links to the source it came from.

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