How much sun does Golden bartonia need?

Golden bartonia grows best in full sun conditions.

When does Golden bartonia bloom?

Golden bartonia blooms in March, April, and May.

Where is Golden bartonia native?

Golden bartonia (Mentzelia lindleyi) is native to CA, per vouchered herbarium specimen records and regional native plant society lists.

What pollinators does Golden bartonia attract?

Golden bartonia draws bees and moths.

Golden bartonia

Name: Pollinator Patch
Author: Pollinator Patch

Mentzelia lindleyi

Last reviewed: September 2026

Golden bartonia (Mentzelia lindleyi) is a annual forb native to CA. It blooms in March, April, and May. The flowers draw bees and moths.

Toxicity unknown

Golden bartonia (Mentzelia lindleyi) 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

12"–36" H × 8"–16" W

Bloom

Mar, Apr, May

Native to

Pollinators

bees, moths

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Browse plants for this ecoregion

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

A showy spring annual with sticky, slightly rough leaves and large, satiny golden-yellow flowers that open in late afternoon. Grows in open, dry ground with an informal, somewhat coarse habit outside of bloom.

Growing Golden bartonia

Grow Golden bartonia in full sun and low water. Mature plants reach 12 to 36 inches tall and spread 8 to 16 inches wide.

Wildlife value

Its large, fragrant flowers attract bees during the day and moths in the evening.

Common questions

How much sun does Golden bartonia need?: Golden bartonia grows best in full sun conditions.
When does Golden bartonia bloom?: Golden bartonia blooms in March, April, and May.
Where is Golden bartonia native?: Golden bartonia (Mentzelia lindleyi) is native to CA, per vouchered herbarium specimen records and regional native plant society lists.
What pollinators does Golden bartonia attract?: Golden bartonia draws bees and moths.

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.

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Common plant problems, and what to check first

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