Allgold

Family: Convolvulaceae Root Vegetable

Sun-warmed orange flesh with a naturally sweet, honeyed aroma—Allgold sweet potatoes deliver a rich, velvety bite that feels tender yet holds together beautifully.

The tubers form with an even, attractive orange interior and smooth, easy-to-handle skins, making them a favorite for roasting and for creating silky purées and vibrant orange sauces. Grow Allgold for dependable, garden-to-table flavor at about 105 days to maturity, with the kind of color that signals peak sweetness.

Light: Full SunMaturity: 105 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	Aug 8th
Harvest Ends	Oct 16th

Crop Details

Trait	Value
Days to Maturity	105
Sun Requirements	Full Sun
Growth Habit	Vine
Support Needed	None
Planting Depth	Normal
Germination Temp (°F)	75
Min Soil Temp (°F)	65
Min Night Temp (°F)	55
Harden Off (days)	Not Required

Culinary Notes

Chef's Note

Allgold’s honeyed aroma and velvety interior make it a standout for roasting and purée work—once heated, it turns plush without going fluffy or watery. The natural sweetness plays especially well with citrus bite and smoke, so it doesn’t tip into dessert territory.

Best Uses

roasting for caramelized edges and creamy centers
silky purées (great for thickening without adding dairy)
orange-forward sauces and glazes that cling
sweet-salt balance sides—mash, wedges, or gratin-style bakes

Flavor Profile

honeyed sweetness velvety, tender flesh moderate starch with a smooth, dense mouthfeel sunny orange aroma that intensifies with heat

Kitchen Pairings

brown butter lime or lemon juice cinnamon ginger chipotle or smoked paprika black pepper

Frequently Asked Questions

Allgold: How do I control late blight and leaf spot if I see brown spots and fast leaf dieback?

Remove and discard any leaves showing brown, expanding lesions right away to slow spread. Improve airflow by spacing plants and watering at the base (not overhead), then treat with a copper-based fungicide labeled for tomatoes/potatoes at the first sign of spots and reapply according to label intervals. If conditions stay humid and new lesions keep appearing, switch to a different fungicide mode of action (per the label) to avoid treatment failure.

Allgold: How often should I water during the main growing phase to keep plants producing without disease?

Water deeply about 1–2 times per week, aiming to keep the root zone evenly moist but not soggy (about 1 inch of water total per week in typical conditions). Let the top 1 inch of soil dry slightly before watering again, and never water foliage—wet leaves raise the risk of blight/leaf spot. If you’re in hot weather or containers, check more often and water when the top inch is dry.

Allgold: When is it ready to harvest, and how can I tell by plant and fruit quality?

Harvest at about 105 days when fruits are fully colored for the variety and easily detach (or twist off with a clean stem end). For best flavor, pick when fruits are firm but not hard and the color is uniform—don’t wait for over-softening, which can lead to cracking and reduced shelf life. If vines are still green but fruit color is spot-on, you can harvest and finish ripening off the vine in a bright, warm spot for a few days.