sleuth
Lovin' The Homestead
It doesn't necessarily say so on the package, and googling them seems to give both hybrid and heirloom results for the same variety.
Well, the one that led to the question was a packet of Burpee Crimson Sweet Watermelon.so lucky said:Maybe it's an older hybrid that is now reproducing true to form? I would think that a true hybrid still has to have two different varieties for parents. What variety and kind of seed are we talking about, sleuth?