Skip to main content

Downy Lobelia

Lobelia puberula

Last reviewed: June 2026

Downy Lobelia (Lobelia puberula)
Photo: (c) Steven J. Baskauf, some rights reserved (CC BY)

Light

full sun

Water

medium

Size

36"–48" H × 12"–24" W

Bloom

Jun, Jul, Aug, Sep, Oct, Nov

Native to

AL, AR, DE, FL and 18 more states

Pollinators

butterflies, bees, hummingbirds, nectar insects

Downy Lobelia is a tall native perennial that produces spikes of blue to purple flowers from summer through late fall. This upright plant offers an extended bloom period and attracts a variety of pollinators while maintaining a relatively neat garden appearance.

In an HOA neighborhood

Downy Lobelia is an HOA-friendly choice. Maintenance level: low. Tidiness: 3 out of 5.

Works well in: mid zone, backyard only.

  • May flop without support
  • Best in less formal zones

Wildlife value

Excellent pollinator plant that attracts butterflies, bees, hummingbirds, and other nectar-seeking insects. The long flowering season from June through November provides sustained food sources when many other plants have finished blooming.

Common questions

How much sun does Downy Lobelia need?
Downy Lobelia grows best in full sun conditions.
When does Downy Lobelia bloom?
Downy Lobelia blooms in June, July, August, September, October, and November.
Where is Downy Lobelia native?
Downy Lobelia (Lobelia puberula) is native to AL, AR, DE, FL and 18 more states, per the USDA PLANTS Database and regional native plant society lists.
What pollinators does Downy Lobelia attract?
Downy Lobelia draws butterflies, bees, hummingbirds, and nectar insects.
Is Downy Lobelia HOA-friendly?
Downy Lobelia is generally an HOA-friendly choice in the right placement, with low maintenance.

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