Oregon Western Rosinweed
Calycadenia truncata
(c) Ken-ichi Ueda, some rights reserved (CC BY)
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Asteraceae
- Genus:
- Calycadenia
- Species:
- Calycadenia truncata
Growth Characteristics
- Life Cycle:
- Annual
- Growth Habit:
- Forb/herb
- Height:
- 4-6 ft
- Light Requirements:
- Full Sun
- Drought Tolerance:
- High
- Bloom Months:
- apr, may, jun, jul, aug, sep, oct
- Bloom Colors:
- Yellow
Native Range
United States: California, Oregon
Reported Fauna Sightings
Bees: Yellow-faced bumble bee (Bombus vosnesenskii), Yellow-faced bumble bee (Bombus vosnesenskii)
Soil Requirements
- Soil Type:
- sandy, well-drained, nutrient-poor soil
- pH:
- 6.0 - 7.5 (slightly acidic to neutral)
- Drainage:
- excellent drainage required
- Moisture:
- dry to moderate
- Notes:
- prefers open, sunny locations