Late-Flowering Yellow Rattle
Rhinanthus major var. major
- Native to:
- Albania, Austria, Baltic States, Belarus, Belgium, Bulgaria, Czechia-Slovakia, Denmark, Finland, France, Germany, Hungary, Italy, Kazakhstan, Krym, Netherlands, Norway, NW. Balkan Pen., Poland, Romania, Russia, Sweden, Switzerland, Türkiye-in-Europe, Ukraine
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Orobanchaceae
- Genus:
- Rhinanthus
- Species:
- Rhinanthus major var. major
- USDA Symbol:
- RHSE9
Growth Characteristics
- Life Cycle:
- Annual
- Growth Habit:
- Forb/herb
- Height:
- 60 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- Low
- Bloom Months:
- may,jun,jul,aug,sep
- Bloom Colors:
- yellow
Wildlife Benefits
- Bees:
- ★☆☆☆☆ Documented bee visitation (GBIF)
- Butterflies & Moths:
- ★☆☆☆☆ Documented Lepidoptera association (GBIF)
Garden & Ecology Notes
- Wildlife Value:
- bees, butterflies
- Deer Resistant:
- Yes
Soil Requirements
- Soil Type:
- moist, well-drained loamy soil
- pH:
- 5.5 - 7.5 (slightly acidic to neutral)
- Drainage:
- good drainage preferred
- Moisture:
- consistently moist
- Notes:
- Often found in meadows and grasslands
Propagation & Germination
- Stratification:
- Cold/moist stratification required — 60–90 days
- Germination Time:
- 14–28 days
- Notes:
- Seeds require cold stratification and should be sown in autumn for spring germination. Hemiparasitic; requires host grass roots nearby for successful establishment.
The above propagation data sourced from Claude AI