🥦 Groundnut

Apios americana

vegetables Perennial Vine Fabaceae

☀️ Sun

Full Sun to Partial Shade

💧 Water

Moderate

🗺️ Zones

3-9

🧪 Soil pH

5.5-7.0

🪴 Soil Type

Moist, rich

🚿 Drainage

Well-drained

📏 Spacing

18-24 in

📐 Height

6-12 ft

Key:🤝 Grows well together❌ Keep apart☀️ Sun needs💧 Water🗺️ Hardiness zone

🤝 Companions (3)

🤝 Corn

Corn supports climbing groundnut

🤝 Pigeon Pea

Both nitrogen-fixing; groundnut as ground cover

🤝 Sunflower

Living trellis for this native vine

⚠️ Keep Apart (3)

⚠️ Fennel

Allelopathic - may inhibit growth

⚠️ Mint

Aggressive mint competes for resources

⚠️ Walnut

Susceptible to juglone toxicity from walnut trees

📝 Growing Notes

Native North American staple that fed pilgrims. Nutty, protein-rich tubers. Nitrogen-fixing vine. Takes 2-3 years to produce.

🛒 Buy Seeds & Plants

Baker Creek Heirloom Seeds Johnny's Selected Seeds Botanical Interests True Leaf Market Burpee Territorial Seed Company

Plot Buddies is reader-supported. When you buy through links on our site, we may earn an affiliate commission at no extra cost to you. This does not affect our plant recommendations. We only link to retailers we trust.