Manchu Tubergourd
Thladiantha dubia
- Native to:
- China, Korea
peganum (www.flickr.com) from Henfield, England






Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Cucurbitaceae
- Genus:
- Thladiantha
- Species:
- Thladiantha dubia
- USDA Symbol:
- THDU
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Forb/herb , Vine
- Height:
- 400 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- Medium
- Bloom Months:
- jun,jul,aug,sep
- Bloom Colors:
- yellow
Wildlife Benefits
- Bees:
- ★☆☆☆☆ Documented bee visitation (GBIF)
Garden & Ecology Notes
- Wildlife Value:
- bees
Soil Requirements
- Soil Type:
- rich, well-drained loamy soil
- pH:
- 5.5 - 7.5 (slightly acidic to neutral)
- Drainage:
- excellent drainage required
- Moisture:
- consistently moist
- Notes:
- prefers fertile soils with organic matter
Propagation & Germination
- Stratification:
- Cold/moist stratification required — 30–60 days
- Germination Time:
- 14–30 days
- Notes:
- Seeds germinate readily after cold stratification; may also spread aggressively via tuberous roots.
The above propagation data sourced from Claude AI