Asiatic Tearthumb
Persicaria perfoliata
- Native to:
- Bangladesh, China, Hainan, India, Japan, Jawa, Korea, Malaya, Nansei-shoto, Nepal, New Guinea, Philippines, Russia, Taiwan, Thailand, Transcaucasus, Türkiye, Vietnam
Gannu03
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Polygonaceae
- Genus:
- Persicaria
- Species:
- Persicaria perfoliata
- USDA Symbol:
- POPE10
Growth Characteristics
- Life Cycle:
- Annual
- Growth Habit:
- Forb/herb , Vine
- Height:
- 600 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- Low
- Bloom Months:
- jun,jul,aug,sep,oct
- Bloom Colors:
- white, green
Host Plant for Caterpillars
beet webworm moth (Spoladea recurvalis)
Garden & Ecology Notes
- Wildlife Value:
- birds
- Deer Resistant:
- Yes
Soil Requirements
- Soil Type:
- moist, fertile, well-drained loam
- pH:
- 5.5 - 7.0 (slightly acidic to neutral)
- Drainage:
- tolerates poor drainage
- Moisture:
- consistently moist
- Notes:
- commonly found in disturbed areas and wetlands
Propagation & Germination
- Stratification:
- Cold/moist stratification required — 30–60 days
- Germination Time:
- 14–30 days
- Notes:
- Seeds germinate readily after cold stratification. Seed bank can persist in soil for several years.
The above propagation data sourced from Claude AI