Yellow Loosestrife
Lysimachia × commixta
- Native to:
- Canada, Prince Edward I., United States
H. Eggert


Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Primulaceae
- Genus:
- Lysimachia
- Species:
- Lysimachia × commixta
- USDA Symbol:
- LYCO6
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Forb/herb
- Height:
- 90 cm
- Drought Tolerance:
- Low
- Bloom Months:
- jun,jul,aug
- Bloom Colors:
- yellow
Wildlife Benefits
- Bees:
- ★☆☆☆☆ Documented bee visitation (GBIF)
Keystone Species Ranking
- Pollen Specialist Bee Keystone:
- ★☆☆☆☆ Native pollen specialist bee species supported by this genus (NWF)
Garden & Ecology Notes
- Wildlife Value:
- bees
- Deer Resistant:
- Yes
Soil Requirements
- Soil Type:
- moist, well-drained loamy soil
- pH:
- 5.5 - 7.0 (slightly acidic to neutral)
- Drainage:
- good drainage required
- Moisture:
- consistently moist
- Notes:
- Prefers habitats with regular water availability
Propagation & Germination
- Stratification:
- Cold/moist stratification required — 30–60 days
- Germination Time:
- 14–30 days
- Notes:
- Seeds require light for germination; surface sow and keep consistently moist.
The above propagation data sourced from Claude AI