How much sun does Rocky Mountain beeplant need?

Rocky Mountain beeplant grows best in full sun conditions.

When does Rocky Mountain beeplant bloom?

Rocky Mountain beeplant blooms in June, July, and August.

Where is Rocky Mountain beeplant native?

Rocky Mountain beeplant (Peritoma serrulata) is native to AZ, CA, CO, IA and 16 more states, per vouchered herbarium specimen records and regional native plant society lists.

What pollinators does Rocky Mountain beeplant attract?

Rocky Mountain beeplant draws bees.

Rocky Mountain beeplant

Name: Pollinator Patch
Author: Pollinator Patch

Peritoma serrulata

Last reviewed: October 2026

Rocky Mountain beeplant (Peritoma serrulata) is a annual forb native to AZ, CA, CO, IA and 16 more states. It blooms in June, July, and August. The flowers draw bees.

Toxicity unknown

Rocky Mountain beeplant (Peritoma serrulata) 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

24"–48" H × 12"–18" W

Bloom

Jun, Jul, Aug

Native to

AZ, CA, CO, IA and 16 more states

Pollinators

bees

Before you buy

Your city may pay you to plant this

Cities and water utilities offer rebates for replacing lawn with native and water-wise plants. We track 458 programs across 44 states, each with a link to the provider and the date we last checked it.

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Browse plants for this ecoregion

Northwestern Forested Mountains North American Deserts Central Basin and Range Southern Rockies Arizona/New Mexico Mountains High Plains Southwestern Tablelands Central Great Plains Northwestern Great Plains Great Plains

A tall upright annual with palmate leaves and showy rounded clusters of pink-purple flowers with long protruding stamens through summer. Common on disturbed prairie and roadside ground.

Growing Rocky Mountain beeplant

Grow Rocky Mountain beeplant in full sun and low water. Mature plants reach 24 to 48 inches tall and spread 12 to 18 inches wide.

Wildlife value

A major bee plant, its long summer bloom draws large numbers of native and honey bees.

Common questions

How much sun does Rocky Mountain beeplant need?: Rocky Mountain beeplant grows best in full sun conditions.
When does Rocky Mountain beeplant bloom?: Rocky Mountain beeplant blooms in June, July, and August.
Where is Rocky Mountain beeplant native?: Rocky Mountain beeplant (Peritoma serrulata) is native to AZ, CA, CO, IA and 16 more states, per vouchered herbarium specimen records and regional native plant society lists.
What pollinators does Rocky Mountain beeplant attract?: Rocky Mountain beeplant 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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Ready to grow Rocky Mountain beeplant? Add it to your garden in Pollinator Patch to track it and get season-by-season care guidance.

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