Western Touch-Me-Not
Impatiens noli-tangere
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Balsaminaceae
- Genus:
- Impatiens
- Species:
- Impatiens noli-tangere
Growth Characteristics
- Life Cycle:
- Annual
- Growth Habit:
- Forb/herb
- Height:
- 3-4 ft
- Light Requirements:
- Part Shade
- Drought Tolerance:
- High
- Bloom Months:
- jul, aug
- Bloom Colors:
- Yellow
Native Range
United States: Alaska, California, Oregon, Washington, Canada: Alberta, British Columbia, Manitoba, Northwest Territories, Saskatchewan
Keystone Species Ranking
- Caterpillar Keystone:
- ★★★★☆ Based on number of butterfly and moth species using this genus as host plant (Source: National Wildlife Federation)
Host Plant for Caterpillars
Obtuse Euchlaena (Euchlaena obtusaria)
Soil Requirements
- Soil Type:
- moist, rich, well-drained loamy soil
- pH:
- 5.5 - 7.0 (slightly acidic to neutral)
- Drainage:
- tolerates poor drainage
- Moisture:
- consistently moist
- Notes:
- Prefers shaded or semi-shaded areas