How much sun does Imbricate phacelia need?

Imbricate phacelia grows best in full sun conditions.

When does Imbricate phacelia bloom?

Imbricate phacelia blooms in May, June, and July.

Where is Imbricate phacelia native?

Imbricate phacelia (Phacelia imbricata) is native to CA, per vouchered herbarium specimen records and regional native plant society lists.

Imbricate phacelia

Name: Pollinator Patch
Author: Pollinator Patch

Phacelia imbricata

Last reviewed: October 2026

Imbricate phacelia (Phacelia imbricata) is a perennial forb native to CA. It blooms in May, June, and July. The flowers draw bees.

Toxicity unknown

Imbricate phacelia (Phacelia imbricata) 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

May, Jun, Jul

Native to

Pollinators

bees

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Browse plants for this ecoregion

Coast Range Sierra Nevada Central California Foothills and Coastal Mountains Central California Valley Southern California Mountains Mojave Basin and Range Northwestern Forested Mountains Southern California/Northern Baja Coast

A clumping perennial with hairy, wavy-margined leaves and coiled clusters of small lavender bell flowers that unfurl gradually as they open.

Growing Imbricate phacelia

Grow Imbricate phacelia in full sun and low water. Mature plants reach 8 to 20 inches tall and spread 8 to 12 inches wide.

Wildlife value

Highly attractive to native bees and considered one of the best regional forage plants for bee pollen and nectar.

Common questions

How much sun does Imbricate phacelia need?: Imbricate phacelia grows best in full sun conditions.
When does Imbricate phacelia bloom?: Imbricate phacelia blooms in May, June, and July.
Where is Imbricate phacelia native?: Imbricate phacelia (Phacelia imbricata) is native to CA, per vouchered herbarium specimen records and regional native plant society lists.
What pollinators does Imbricate phacelia attract?: Imbricate phacelia draws bees.

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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