Seed Stems - Seeders

Seed stems are a quality issue that creates a tough shoot in the core of the onion. It also may be referred as a Seeder. The tough shoot is the result of the onion bolting and going to seed with a flower on the top. The main cause of seeders is cool weather early in the growing season.


Here are pictures of a mature
onions that have been
identified as having seed stems.

(click pic to enlarge)



Onions cut length wise showing
the seed stem going down
through the onion.



Onions cut widthwise showing the seed stem.