Back to Companion Planting Guide
Sweet Potato Companion Planting
Ipomoea batatas
Morning Glory (Convolvulaceae) -- warm season
2 beneficial companions
0 antagonistic relationships
Good Companions for Sweet Potato
Bush BeanPhaseolus vulgaris
BeneficialNutrient SharingSupported
Bush bean nitrogen fixation supplements sweet potato fertility. Sweet potato vines act as living mulch, suppressing weeds and conserving moisture for both crops.
Plant bush beans between sweet potato rows early in the season before vines spread.
Sources
- Intercropping sweet potato with legumes for improved yield -- Journal of Sustainable Agriculture (2007)
Sweet CornZea mays
BeneficialWeed SuppressionSupported
Sweet potato vines function as living mulch beneath corn, suppressing weeds and conserving soil moisture. Corn provides vertical structure without shading the low-growing sweet potato.
Both are warm-season, heavy-feeding crops. Prepare beds with ample compost.
Sources
- Sweet potato-corn intercropping in tropical systems -- Field Crops Research (2004)
Related Tools and Pages
Score Your Garden's Biodiversity
Evaluate ecological health across 6 scientific dimensions
Garden Design ServicesProfessional companion planting plans for your space
Our Pesticide-Free ApproachHow we manage pests through biodiversity and companion planting