Centennial Sweet Potato Plant

Centennial Sweet Potato Plant produces a tuber with a meaty, bright orange flesh. It has won top prize in many bake-offs and contests. 

Our Centennial Sweet Potato Plants are grown with a commitment to natural methods, ensuring they're healthy and robust. Guaranteed to arrive alive and thriving!

Planting Instructions:

• - Plant slips after all danger of frost has passed and soil is warm (at least 60°F)
• - Plant 12-18 inches apart in rows 3-4 feet apart

Soil Preparation:

• - Ideal soil pH: 5.8-6.2
• - Well-drained, sandy loam enriched with organic matter

Watering Specifics:

• - Water deeply at planting and regularly until established
• - Reduce watering frequency once vines cover the ground

Fertilizer Type:

• - Apply low-nitrogen fertilizer at planting
• - Avoid excessive nitrogen, which promotes leaf growth over tuber development

Pruning and Training:

• - Trim vines if they extend beyond the growing area
• - No other pruning necessary

Pollination:

• - Not necessary for tuber production

Additional Pest Management:

• - Watch for sweet potato weevils and wireworms
• - Use crop rotation to prevent pest buildup

Harvesting Indicators:

• - Harvest when leaves start to yellow, typically 3-4 months after planting
• - Dig carefully to avoid damaging tubers

Storage:

• - Cure at 85°F and 85-90% humidity for about 10 days
• - Store at 55-60°F with high humidity for several months

Companion Plants:

• - Bush Beans: Fix nitrogen in the soil
• - Marigolds: Repel nematodes
• - Oregano: Deters pests with strong aroma