« Back to article: Texas farmer discovers simple test to ensure seeds are still good to plant

Photos of boxes of seed packets
Marshall Hinsley's boxes of seed that he's accumulated over the years. Photo by Marshall Hinsley
Photos of five seeds sprouting on a paper towel
Of these five seeds tested, five sprouted. This indicates a germination rate of over 90 percent. Photo by Marshall Hinsley
Photo of a Willhite Seed Company seed packet tag
Many seed companies indicate the date and results of their germination tests on the seed packet label. Photo by marshall Hinsley