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Growing sweet potatoes Guide 
A Quick Overview

Growing sweet potatoes Guide

The growing sweet potatoes quick reference guide below is designed as a quick overview of growing sweet potatoes. For more details on the different stages from seed to harvest go to the related pages link.

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Quick Reference Guide

Veggie Garden Dairy
Vegetable	Sweet Potato
Also Known As	Kumara
Botanical	Family - Convolvulaceae, Genus - Ipomoea, Species - I. batatas
Plant Type	Warm season - perennial - root vegetable
Frost Tolerance	Very Tender
Planting Position	Grow in full sun - Requires at least 8-10 hours of direct sunlight daily.
Seed Viability	1 year
Germination	Sweet potatoes set in sand for producing slips begin sprouting in 5-6 days at 70-95 F (21-35 C)
Growing Temp	70-95 F (21-35 C)
Seed to Transplant	Slips ready 4-6 weeks from setting
Planting Method	Slips or vine cuttings
When to Plant	Spring
Time to Plant	Wait until at least 2-3 weeks after the last average 32 F (0 C) freeze in your area and not before soil temperature are consistently 70 F (21 C) or above.
Seed Sowing	Plant slips only
Plant Spacing	Transplant slips - 12-18 inches (30-45 cm) apart with 3-4 feet (90-120 cm) between rows.
Soil Conditions	Well drained - Low to moderate organic matter - low to medium fertility
Fertilizer	Low fertilizer needs, 2-3 quarts per 100 sq feet (2.2-3.3 liters per 9.3 square meters) preplanting of All-Purpose 5-5-5 Organic Fertilizer , same rate for each side dressing.
When to Fertilize	2 weeks before planting - use liquid starter fertilizer at time of planting slips - side-dress after plants have begun new growth.
Days to Harvest	90-150 days - depending on conditions and variety
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