South Fork Seed Collective

South Seeds

Southern Humboldt Seed Collective

Southern Star Seeds

Spaceaged Genetics

Spice Brothers

Spice of Life Seeds

Spliff Seeds

Stallion Genetics

Stank Bros

Sticky Finger Seeds

Stoney Girl Gardens

Strain Hunters Seed Bank

Sub Rosa Gardens

Subcool

Sumo Seeds

Sunshine Seeds

Sunsimulator Genetics

Suny Cheba

Super Nova Gardens

Super Sativa Seed Club

Sure Fire Seeds

Swami Seeds

Swamp Boys Seeds

Sweet Seeds