Twinleaf
Jeffersonia diphylla
Last reviewed: August 2026
Jeffersonia diphylla (Twinleaf) is a native spring ephemeral blooming in April and May across eastern North America from Minnesota to Alabama. This woodland forb produces distinctive white flowers and uniquely shaped twin leaves.
Toxicity unknown
Twinleaf (Jeffersonia diphylla) 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
6"–12" H × 6"–12" W
Bloom
Apr, May
Native to
AL, GA, IA, IL and 13 more states
Pollinators
bees, beetles
Before you buy
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Rheumatism-root is a charming native woodland perennial that produces delicate white flowers in early spring before its distinctive twin leaves fully emerge. The plant forms neat, compact clumps that work well as groundcover in shaded areas and naturalizes slowly over time.
Growing Twinleaf
Grow Twinleaf in part shade and medium water. Mature plants reach 6 to 12 inches tall and spread 6 to 12 inches wide. Expect low maintenance to keep it looking intentional in a front yard.
In an HOA neighborhood
Twinleaf is an HOA-friendly choice. Maintenance level: low. Tidiness: 4 out of 5.
Works well in: front yard, foundation, mid zone.
- Goes dormant by midsummer leaving bare spots
Wildlife value
The early spring blooms provide nectar for native bees and beetles when few other flowers are available. The plant also supports specialized native insects that depend on native woodland plants.
Common questions
- When does Twinleaf bloom?
- Jeffersonia diphylla blooms in April and May, producing white flowers before the forest canopy fully leafs out.
- Where is Twinleaf native?
- Twinleaf is native to eastern North America, found in states from Minnesota and Michigan south to Alabama and Georgia, including the Appalachian region.
- What pollinators visit Twinleaf?
- Jeffersonia diphylla is primarily pollinated by bees and beetles that are active during its early spring blooming period.
- What growing conditions does Twinleaf prefer?
- Twinleaf thrives in partial shade to full shade with medium to moist soil conditions, making it ideal for woodland gardens and naturalized areas.
- Is Twinleaf HOA-friendly?
- Twinleaf is generally an HOA-friendly choice in the right placement, with low maintenance.
These answers were drafted with an AI model from this plant's data. Verify care details with a local expert.
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 Twinleaf? Add it to your garden in Pollinator Patch to track it and get season-by-season care guidance.
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