By Heather Brown

MINNEAPOLIS (WCCO)According to the Watermelon Board and the Michigan State University Extension, watermelon breeders cross two different types of watermelon plants.

watermelon Good Question: How Are Seedless Watermelons Grown?

(credit: CBS)

They take the standard watermelon with 22 chromosomes and add in some chemicals to make a watermelon with double the chromosomes.

Then they cross the flowers and the pollen of those two and that makes a fruit with a seed with 33 chromosomes. It is that seed that produces the seedless watermelon.


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