Sweet potatoes. (Ipomoea batatas) I grew three different kinds of sweet potatoes this year. The three varieties were Tahiti, Kaukara and Tatakoto. I planted them all outside. The variety that grew best was Tahiti. Kaukara on the left, Tahiti in the middle and Tatakoto on the right. We had an early morning frost recently and i thought it would be a good time to harvest the sweet potatoes. I thought that the plant in the middle, Tahiti, since it was much larger than the other ones would give me the biggest potato harvest, but i was wrong. That plant actually yielded nothing. The best plant was the one on the left, Kaukara. Second place went to the plant on the right, Tatakoto. The plant that grew most vigorously, Tahiti, gave the least amount of sweet potatoes. I was surprised. I didn't expect that. Champion Kaukara! Very small top growth and a really good amount of sweet potatoes! A beautiful plant with nice leaves and very pretty roots! Second place goes to Tatakoto with some swee