Lanceleaf loosestrife
Lysimachia lanceolata
Last reviewed: August 2026
Toxicity unknown
Lanceleaf loosestrife (Lysimachia lanceolata) 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
medium
Size
12"–24" H × 12"–18" W
Bloom
May, Jun, Jul
Native to
AL, AR, DC, DE and 24 more states
Pollinators
specialist 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 452 programs across 44 states, each with a link to the provider and the date we last checked it.
Find rebates in your areaBrowse plants for this ecoregion
An upright, rhizomatous perennial with narrow lance-shaped leaves and bright yellow star-shaped flowers on slender stalks in early summer. It spreads gradually to form loose colonies in open woods and prairie.
Wildlife value
The flowers produce floral oils rather than nectar, feeding specialist Macropis bees that collect oil exclusively from this genus.
Common questions
- How much sun does Lanceleaf loosestrife need?
- Lanceleaf loosestrife grows best in full sun conditions.
- When does Lanceleaf loosestrife bloom?
- Lanceleaf loosestrife blooms in May, June, and July.
- Where is Lanceleaf loosestrife native?
- Lanceleaf loosestrife (Lysimachia lanceolata) is native to AL, AR, DC, DE and 24 more states, per the World Checklist of Vascular Plants (Kew).
- What pollinators does Lanceleaf loosestrife attract?
- Lanceleaf loosestrife draws specialist bees.
Native range data from the World Checklist of Vascular Plants (Kew). 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.
- It is dying right after planting
- Leaves turning yellow
- Wilting even though I watered it
- Brown crispy leaf tips
- Bugs on the plant
Ready to grow Lanceleaf loosestrife? Add it to your garden in Pollinator Patch to track it and get season-by-season care guidance.
Planning a bed around it? Start a free plan with this plant
Not sure where to start? Take the 2-minute yard quiz