Beni Azuma

Family: Convolvulaceae Root Vegetable

Crisp, sun-warmed sweetness blooms in Beni Azuma, an orange sweet potato prized for its vivid, coppery-orange flesh and silky, tender bite.

At maturity (about 95 days), the roots develop a smooth, attractive skin and a rich, aromatic flavor that shines whether you savor them roasted to caramel depth or mash into velvety sides and hearty purées. Grow Beni Azuma for dependable garden performance and a harvest that feels like autumn color made edible.

Light: Full SunMaturity: 95 DaysHabit: Vine

Planting schedules and alerts are optimized for Columbus (Zone 6b).

Crop Dates

Milestone	Date
Start Indoors	Direct Sow
Last Frost	Apr 25th
Transplant / Sow Outdoors	Apr 25th
Harvest Begins	Jul 29th
Harvest Ends	Oct 16th

Crop Details

Trait	Value
Days to Maturity	95
Sun Requirements	Full Sun
Growth Habit	Vine
Support Needed	None
Planting Depth	Normal
Germination Temp (°F)	80
Min Soil Temp (°F)	65
Min Night Temp (°F)	55
Harden Off (days)	10

Culinary Notes

Chef's Note

Beni Azuma’s orange flesh turns supple and silky fast, so it gets you that caramel depth without the dryness that some sweet potatoes deliver. Roast or purée it with enough salt and fat to ride the sweetness; it stays tender and creamy instead of turning watery.

Best Uses

high-heat roast with a light oil—caramel edges, fluffy centers
mash or purée for silky sides (especially when cut with a little fat and salt)
thick wedges for sheet-pan meals that hold their texture
baked or pan-seared for a custardy interior and crisp edges

Flavor Profile

coppery-orange sweetness silky, tender bite when roasted aromatic, lightly caramel notes creamy mashability without getting gluey

Kitchen Pairings

brown butter smoked paprika coconut milk lime maple syrup black pepper

Frequently Asked Questions

Beni Azuma—what should I do if my plants get powdery mildew or leaf spots?

In Beni Azuma, look for a white powdery film on leaves (powdery mildew) or dark, water-soaked spots that expand with yellowing. Remove heavily affected leaves early, space plants for airflow, and water at the soil line to avoid wet foliage. If it keeps spreading, spray a labeled potassium bicarbonate or sulfur fungicide according to the product directions and repeat as directed at 7–10 day intervals.

How often should I water Beni Azuma during the main growing phase to keep pods/fruit developing well?

During the main growth period (after plants establish and until maturity around day ~95), keep soil evenly moist but not soggy—typically 1–2 inches of water per week depending on heat and soil type. Water deeply when the top 1 inch of soil dries out, aiming for consistent moisture that doesn’t swing dry-to-wet. Mulch helps Beni Azuma hold moisture, reducing stress that can slow growth.

How can I tell when Beni Azuma is ready to harvest?

Harvest when pods/heads reach their typical Beni Azuma size and look fully developed, usually around 95 days from sowing. For best eating quality, pick on the dry side of the day and avoid harvesting after heavy rain or extended wet weather that can reduce texture and storage life. If you’re unsure, taste a sample from the plant’s most mature portion—harvest when it tastes sweet/tender rather than starchy.