Extension > Garden > Diagnose a problem > Is this plant a weed? > Broadleaf Weeds > Upright > Purple Loosestrife
Lythrum salicaria L.
- - CLICK PHOTOS TO ENLARGE -
- Sunny areas with moist soil, near shorelines, in wetlands
- Perennial that grows up to 7’ tall
- Upright stems are square and covered with tiny hairs
- Leaves are long, narrow, hairy, and sharply pointed at the tip
- Leaves arise alternately along stem
- Violet-purple spike-like flowers bloom June to Sept.
- Fibrous root system forms a dense mat
- New plants can grow from small root or stem pieces
Plants that look similar:
- Blazing Star
- Cardinal Flower
Did this tool help you identify the weed? Tell us.