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Variableleaf Mountaintrumpet

Collomia heterophylla

Last reviewed: June 2026

Variableleaf Mountaintrumpet (Collomia heterophylla)
Photo: Alex Abair / Wikimedia Commons (CC BY 4.0)

Light

full sun

Water

low

Size

4"–24" H × 2"–12" W

Bloom

Jun, Jul, Aug

Native to

CA, ID, OR, WA

Pollinators

bees, butterflies

Variableleaf mountaintrumpet is a compact annual wildflower that produces small, colorful trumpet-shaped blooms from June through August. This low-growing native plant thrives in sunny, dry conditions and requires minimal water once established.

In an HOA neighborhood

Variableleaf Mountaintrumpet takes more care to keep looking intentional in a front yard. Maintenance level: low. Consider it for backyard or mid-zone beds rather than the street edge.

Works well in: backyard only.

  • Annual nature means gaps in coverage
  • Small wildflower appearance may look weedy
  • Variable growth habit can appear uneven

Wildlife value

The trumpet-shaped flowers attract bees and butterflies during the summer blooming period. As an annual, it provides seasonal nectar resources for pollinators.

Native range data from the USDA PLANTS Database and regional native plant society lists. Pollinator and host plant associations compiled from GBIF, iNaturalist, and published ecological literature.

Does Variableleaf Mountaintrumpet fit your yard? Open it in Pollinator Patch to check it against your sun, soil, and HOA-conscious filters.