Skip to main content

Dimpled Troutlily

Erythronium umbilicatum

Last reviewed: August 2026

Dimpled Troutlily (Erythronium umbilicatum)
Photo: (c) Michael J. Papay, some rights reserved (CC BY), uploaded by Michael J. Papay

Toxicity unknown

Dimpled Troutlily (Erythronium umbilicatum) 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

part shade

Water

medium

Size

4"–8" H × 3"–6" W

Bloom

Mar, Apr

Native to

AL, FL, GA, KY and 6 more states

Pollinators

bees, beetles

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 437 programs across 44 states, each with a link to the provider and the date we last checked it.

Find rebates in your area

Dimpled troutlily is a small spring ephemeral that produces delicate yellow flowers in March and April before going dormant for summer. This low-growing native wildflower emerges early in the year with mottled leaves and nodding blooms, then disappears completely until the following spring.

In an HOA neighborhood

Dimpled Troutlily 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.

  • Completely disappears for 8+ months leaving bare spots
  • May appear dead or missing for most of the year
  • Too informal and unpredictable for front yard use

Wildlife value

The early spring flowers provide nectar for bees and beetles when few other plants are blooming. This makes it particularly valuable for supporting pollinators during the critical early season period.

Common questions

How much sun does Dimpled Troutlily need?
Dimpled Troutlily grows best in part shade conditions.
When does Dimpled Troutlily bloom?
Dimpled Troutlily blooms in March and April.
Where is Dimpled Troutlily native?
Dimpled Troutlily (Erythronium umbilicatum) is native to AL, FL, GA, KY and 6 more states, per the World Checklist of Vascular Plants (Kew).
What pollinators does Dimpled Troutlily attract?
Dimpled Troutlily draws bees and beetles.
Is Dimpled Troutlily HOA-friendly?
Dimpled Troutlily takes more care to look intentional in a front yard. Consider it for backyard or mid-zone beds rather than the street edge.

Native range data from the World Checklist of Vascular Plants (Kew). Pollinator and host plant associations compiled from GBIF, iNaturalist, and published ecological literature.

Ready to grow Dimpled Troutlily? Add it to your garden in Pollinator Patch to track it and get season-by-season care guidance.

Not sure where to start? Take the 2-minute yard quiz