Seed Starter Mix
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Seed Starter Mix

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  • BLOCKS OR TRAYS! Whether you are starting your seeds in plastic trays or using a soil blocker, Seed Starter is the mix for you
  • READY-TO-USE! Purple Cow Seedling Mix is a blend containing everything needed to start seeds, including enough fertility for up to 45 days
  • COMPOST BASED! This mix is created using our Activated Compost, a premium soil amendment with over 20 years of growing success
  • STURDY SEEDINGS! Promotes rapid germination and vigorous seedlings with strong root systems able to withstand transplanting and thrive
  • SMALLER BAG! Not planting as many seeds? Looking for a lighter bag to carry? This 12-quart bag is about half the size of our 1 cubic foot bag

Seed Starter Mix

Purple Cow Seed Starter Mix is an OMRI Listed living media containing beneficial biology and nutrients to get your plants off to a healthy start. Seed Starter Mix is a fine-textured blend that promotes rapid germination and vigorous seedlings. Our mix includes Purple Cow Activated Compost, Sphagnum peat, perlite, vermiculite, OMRI listed granular fertilizer, and mineral complex. It is intended for seed starting in trays, blocks, or small containers - balanced drainage and wicking action to keep roots moist. Now our seedling mix is available on Amazon Prime!

Product Specifications

Purple Cow Compost
Sphagnum Peat Moss
Rock Minerals/Sea Minerals
OMRI Listed Fertilizer
More Benefits of PCO Seed Starter Mix
  • Increased germination
  • Good seedling vigor
  • Sturdy seedlings at transplanting
  • Save money with less watering and fertility inputs
  • More effective cultivation due to healthy upright plants
  • Crafted on our computerized blending line for consistent media every time
Seed Starter Mix Info Sheet
Available In:
12 Quart Bags 1 Cubic Foot Bags
"Purple Cow has been our exclusive seed starting mix for the past 6 years. Product consistency and performance more than exceed our is a proven winner that we openly recommend." — PAUL AND LAURA PHELPS, SERENITY FARM