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Vegetable · Pole-bean
Yard Long Bean
Fabaceae
HEAT-LOVING — thrives 77-95°F. Related to cowpeas, NOT common beans. SHORT-DAY plant: typically won't flower until mid-late summer when day length decreases (even if planted early). Liana variety is day-neutral exception. Harvest at 10-12 inches daily once producing. Drought-tolerant. Red Noodle: 80-90 days, maroon. Requires cowpea-type Bradyrhizobium.
At a Glance
Days to Maturity
60–90 days
Sun
6+ hours
Container
Not Ideal
5+ gallon pot
Height
6–8 ft
Zone Planting Guide
Growing Guide
Germination
Germination Time
7–14 days
Optimal Temp
70°F
Seed Depth
1"
Watering
Needs
Moderate
Soil
pH Range
6–7
Support
Sturdy trellis
Resilience
Heat: High
Cold: Low
Drought: High
Nutrition
Feeding Intensity
Light feeder
Harvest
Storage
Harvest pods young and slender; long beans toughen quickly if overmature.
Companion Planting
Good Companions
Silver queen sweet corn
Classic companion; beans can benefit from corn as a living trellis in mixed plantings.
Avoid Planting Near
Green onion scallion
Alliums are commonly listed as poor companions for beans.
Softneck garlic
Alliums are commonly listed as poor companions for beans.
Sources
university
USDA NRCS Plant Guide — Yardlong Bean
seed_catalog
Johnny's Selected Seeds
seed_catalog
Park Seed
university
University of Maryland Extension — Growing Beans in a Home Garden
university
Virginia Cooperative Extension — Companion Planting in Gardening (SPES-620)
university
UC Master Gardener Program (UC Davis) — Companion Planting Chart
More Vegetables
Yard Long Bean Planting Dates by Zone
Planting dates for Yard Long Bean vary by USDA hardiness zone. Select your zone below for frost dates, start-indoors timing, and a full monthly planting calendar.
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