Birthwort FLOWERS SEED ,ARISTOLOCHIA clematitis

Aristolochia clematitis (Birthwort) and its close relative Aristolochia contorta (Snakeroot, Ma Do Ling) are vigorous, hardy perennial vines valued in traditional herbal medicine and as ornamental climbers. Known across Eastern European and Asian botanical traditions for centuries. Plants reach 5–6 feet in height; hardy from USDA Zone 4 upward. Collected from Russia; germination rate 83%.

Botanical Details

• Botanical name: Aristolochia contorta (Snakeroot, Ma Do Ling)
• Family: Aristolochiaceae
• Common names: Birthwort, Snakeroot, Ma Do Ling
• Height: 5–6 feet
• Minimum hardiness zone: 4
• Seeds per pound: ~79,904
• Germination rate: 83%
• Germination test type: Cut
• Purity: 98%
• Collection locale: Russia

Germination & Sowing Guide

Scarification: Soak seeds in water for 24 hours before sowing.

Stratification: Cold stratify for 90 days.

Sowing depth: 1/4 inch deep; tamp the soil firmly after sowing and mulch the seed bed.

Preferred method: Fall sowing in mulched beds is preferred over artificial cold stratification — allows seeds to stratify naturally over winter for reliable spring germination.

Planting Specs

• Type: Hardy perennial vine
• USDA Zones: 4+
• Height: 5–6 feet
• Germination time: Spring (after cold stratification or fall sowing)
• Seeds per pound: ~79,904
• Germination rate: 83% | Purity: 98%