Y-heads = Y-chromosome
Follow the wifes
right?
Probably nothing, and it's about cannabis / hemp, but it triggered something so here we go:
"When a customer grows a Wonderland clone and it works perfectly in their environment, they’re guaranteed that they can buy the exact same plant that brought them success. Phylos Genotype makes this possible."
→ https://phylos.bio/genotype-test
"Cull males faster than ever. Our DNA-based method identifies the Y chromosome, making it possible to identify males at the seedling stage."
→ https://phylos.bio/plant-sex-test