Companies / Grand Prismatic Seed
Grand Prismatic Seed
Direct retailGrows their own seed
UT
Northern Utah farm-based seed company run by Guy Banner and James Young, growing non-GMO, untreated, open-pollinated vegetable, dye, medicinal and native seeds without synthetic inputs.
How this brand sells
Sells direct through grandprismaticseed.com to the US and Canada; the site lists no retail stores or markets. Farm is in the Salt Lake Valley, Utah; no street address published.
Practices
All Non-GMOAll open-pollinatedAll untreatedNo hybridsOSSI partner
Varieties (0)
No varieties listed yet.
Reviews (0)
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Details verified Sep 11, 2026