Fill a jar with water and place the sweet potato pointed end down so the toothpicks rest on the rim of the jar and the bottom half of the sweet potato rests in water.
Sweet potato vine in water.
The sweet potato vines will continue growing in water for months or even years whether from cuttings or from a tuber.
Propagating sweet potato vines.
In a few days you should see roots.
Place the jar in a warm sunny area and watch for roots to appear within a few days.
Sweet potatoes are a traditional food in many countries because they will grow in poor soil.
Remove all the leaves on the bottom few inches and submerge the stem in water.
However depending on your growing zone it can be planted at other times of year.
Sweet potato vines should be planted in loose well draining soil.
This sweet potato plant propagation.
The tubers are usually orange but may also be purple yellow or white inside.
Sweet potato vines are easy to grow from existing plants.
This video provides procedure on how to grow sweet potato vines from a tuber of the plant in water jar container at home.
Most of the time the sweet potato plant is planted in the spring.
Foliage appears in week or two and grows into an attractive vine.
Keep the water level constant and empty the water and refill the jar with.
When to plant sweet potato vine.
To help the soil around the plant retain water cover the soil with a 1 inch layer of mulch.
As a tropical plant it prefers warmer temperatures.