Skip to content
  • 💸 Don't miss out on big savings and free shipping! 💸
  • 💸 Don't miss out on big savings and free shipping! 💸
Outdoor Garden Care ShopOutdoor Garden Care Shop
    • No products in the cart.

      Return to shop

  • Cart

    No products in the cart.

    Return to shop

  • Garden Supplies
    • Plant Supports
    • Watering & Irrigation
    • Garden Tools
    • Pest & Disease Controls
    • Season Extenders
    • Soils & Fertilizers
  • Yard & Outdoors
    • Yard & Garden Decor
    • Landscaping Tools & Supplies
    • Backyard Habitat
    • Composters
  • Indoor Garden
    • Grow Lights & Stands
    • Seed Starting Supplies
    • Plant Stands & Trays
  • Planters & Raised Beds
    • Pots & Planters
    • Raised Beds
    • Elevated Garden Beds
  • Best Seller
Garden Supplies / Soils & Fertilizers
Sale!
Seed Starting Mix, 9 Qts.
Seed Starting Mix, 9 Qts. - Image 2
Seed Starting Mix, 9 Qts. - Image 3
Seed Starting Mix, 9 Qts. - Image 4
Seed Starting Mix, 9 Qts. - Image 5
Seed Starting Mix, 9 Qts. - Image 6
Seed Starting Mix, 9 Qts. - Image 7
Seed Starting Mix, 9 Qts. -Outdoor Garden Care Shop 8592212 3979 001E tif 3
Seed Starting Mix, 9 Qts. -Outdoor Garden Care Shop 8592212 6220
Seed Starting Mix, 9 Qts. -Outdoor Garden Care Shop 8592212 6177
Seed Starting Mix, 9 Qts. -Outdoor Garden Care Shop 8592212 1
Seed Starting Mix, 9 Qts. -Outdoor Garden Care Shop 8592212 3 1
Seed Starting Mix, 9 Qts. -Outdoor Garden Care Shop 8592212 2 1

Seed Starting Mix, 9 Qts.

$12.99 Original price was: $12.99.$9.09Current price is: $9.09.

Buy Now
SKU: Z2FYZ 8592212 Categories: Garden Supplies, Soils & Fertilizers Tags: Organic seed starting mix, Seed starter mix, Seed starter soil, Seed starting mix, Seed starting soil
  • The quality solution for all your needs.
  • 100% Quality Satisfaction
  • Unbeatable quality, unbeatable prices.
  • Quick responses, top-notch service.
Browse
  • Garden Supplies
    • Garden Tools
      • Pruners & Loppers
      • Tool Belts Totes & Organizers
      • Trugs & Harvest Baskets
    • Pest & Disease Controls
      • Animal Controls
      • Fences & Barriers
    • Plant Supports
      • Flower Supports & Trellises
      • Plant Support Accessories
      • Tomato Cages & Supports
      • Vegetable Supports & Trellises
    • Season Extenders
    • Soils & Fertilizers
    • Watering & Irrigation
      • Hose Reels & Organizers
      • Hoses
      • Nozzles & Sprayers
      • Sprinklers & Timers
  • Indoor Garden
    • Grow Lights & Stands
      • Grow Light Fixtures & Bulbs
      • Grow Light Stands
    • Plant Stands & Trays
    • Seed Starting Supplies
      • Seed Starting Accessories
      • Seed Starting Pots & Kits
  • Planters & Raised Beds
    • Elevated Garden Beds
    • Pots & Planters
      • Hanging Planters
      • Indoor Pots & Planters
      • Patio Planters
      • Planter Accessories
      • Railing Planters
      • Self-Watering Planters
    • Raised Beds
      • Raised Bed Accessories
      • Raised Garden Beds
  • Yard & Outdoors
    • Backyard Habitat
    • Composters
    • Landscaping Tools & Supplies
      • Fences & Privacy Screens
      • Power Tools
    • Yard & Garden Decor
      • Chimes
      • Decorative Garden Stakes
      • Trellises & Obelisks
  • Description
  • Reviews (0)

Seed Starting Mix with SuperRoot Booster Grows Healthy, Robust Seedlings

  • Fine-textured blend promotes rapid germination and vigorous seedlings
  • Provides excellent drainage for healthy root growth
  • SuperRoot Booster creates the living soil mix that plants need to thrive
  • Garden-tested and guaranteed!
  • 9 quarts

Start seeds off right with this finely textured blend. Ideal for use in self-watering and regular seed-starting trays, it offers the perfect balance of drainage and wicking action to keep roots moist.

Our SuperRoot Booster with MycoActive® Technology creates the living soil mix that plants need to thrive. The secret? Mycorrhizae, amazing microbes that form a partnership with roots to support vigorous and resilient plant growth.

SuperRoot Booster:

  • Promotes strong roots
  • Boosts nutrient and water uptake
  • Enhances plants’ resilience to stress
  • Improves drought tolerance

Product Details

  • Canadian sphagnum peat moss, perlite, limestone, wetting agent, mycorrhizae (Glomus intraradices)
  • 9 quarts
  • Gardener’s Supply Exclusive

Reviews

There are no reviews yet.

Be the first to review “Seed Starting Mix, 9 Qts.” Cancel reply

Related products

Sale!
Long Reach Watering Can, Medium
Quick View

Garden Supplies

Long Reach Watering Can, Medium

$69.99 Original price was: $69.99.$48.99Current price is: $48.99.
Sale!
Gardener's Puddle-Proof Tote
Quick View

Garden Supplies

Gardener’s Puddle-Proof Tote

$59.99 Original price was: $59.99.$41.99Current price is: $41.99.
Sale!
Maxi Garden Quilt
Quick View

Garden Supplies

Maxi Garden Quilt

$59.99 Original price was: $59.99.$41.99Current price is: $41.99.
Sale!
Achla Designs Sunflower Garden Trellis
Quick View

Garden Supplies

Achla Designs Sunflower Garden Trellis

$229.99 Original price was: $229.99.$96.99Current price is: $96.99.
Sale!
Colorful Tubtrug, 20 Gallon
Quick View

Garden Supplies

Colorful Tubtrug, 20 Gallon

$34.99 Original price was: $34.99.$24.49Current price is: $24.49.
Sale!
MONT Greenhouse Internal Shade Cloth, 8' X 8'
Quick View

Garden Supplies

MONT Greenhouse Internal Shade Cloth, 8′ X 8′

$264.99 Original price was: $264.99.$97.99Current price is: $97.99.
Sale!
Gardener's Lifetime Mini Shovel
Quick View

Garden Supplies

Gardener’s Lifetime Mini Shovel

$37.99 Original price was: $37.99.$26.59Current price is: $26.59.
Sale!
Colorful Tubtrug, 7 Gallon
Quick View

Garden Supplies

Colorful Tubtrug, 7 Gallon

$14.99 Original price was: $14.99.$10.49Current price is: $10.49.
Products
  • Self-Watering Insert For 2’ X 8’ Planter Self-Watering Insert For 2’ X 8’ Planter $199.99 Original price was: $199.99.$98.99Current price is: $98.99.
  • Mini Grow Bed Liner Mini Grow Bed Liner $19.99 Original price was: $19.99.$13.99Current price is: $13.99.
LEGAL
  • Privacy Policy
  • Shipping & Returns
  • FAQ
  • Returns & Exchanges
  • Term and Conditions
CUSTOMER SERVICE
  • My account
  • Delivery
  • Payment Method
  • Contact Us
  • About Us
Signup for Newsletter

Sign up for exclusive offers, original stories, events and more.

    Copyright 2025 © www.gardennurturersus.com
    • Garden Supplies
      • Plant Supports
      • Watering & Irrigation
      • Garden Tools
      • Pest & Disease Controls
      • Season Extenders
      • Soils & Fertilizers
    • Yard & Outdoors
      • Yard & Garden Decor
      • Landscaping Tools & Supplies
      • Backyard Habitat
      • Composters
    • Indoor Garden
      • Grow Lights & Stands
      • Seed Starting Supplies
      • Plant Stands & Trays
    • Planters & Raised Beds
      • Pots & Planters
      • Raised Beds
      • Elevated Garden Beds
    • Best Seller
    • Login

    Login

    Lost your password?

    Register

    Your personal data will be used to support your experience throughout this website, to manage access to your account, and for other purposes described in our privacy policy.