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Grow healthy plants while exploring sustainable gardening with Back to the Roots Organic Coconut Coir Expanding Potting Mix. This convenient 10 lb compressed block expands to approximately 51 quarts of lightweight growing medium when water is added.

Made from coconut coir, this peat-free, OMRI-listed growing medium helps retain moisture, improve aeration, and support healthy root development. Perfect for indoor plants, outdoor gardens, vegetables, flowers, herbs, and seed-starting projects.

Features & Benefits

• Expands to 51 Quarts: A compact 10 lb block expands to approximately 51 quarts (over 2 cubic feet) of growing medium when hydrated.

• 100% Coconut Coir: A natural, peat-free alternative to traditional peat-based growing media.

• OMRI Listed: Suitable for use in organic gardening according to applicable OMRI listing requirements.

• Excellent Moisture Retention: Helps maintain consistent moisture levels while supporting proper drainage and root aeration.

• Balanced pH: Versatile growing medium suitable for a variety of gardening applications.

• Indoor & Outdoor Use: Great for container gardening, raised beds, herbs, vegetables, flowers, and starting seeds.

• Easy Storage & Preparation: Compressed design saves storage space. Simply add water to expand before planting.

• Versatile Soil Amendment: Can be mixed with compost, fertilizer, or other growing media to improve soil structure.

Educational Benefits

An excellent resource for homeschool gardening lessons, science experiments, agricultural education, and hands-on STEM activities.

Students can explore:

• Plant Biology: Investigate seed germination, root development, and the conditions plants need to grow.

• Environmental Science: Learn about renewable materials, peat-free gardening, and sustainable growing practices.

• STEM Experiments: Compare plant growth in different growing media and investigate water absorption and retention.

• Math & Measurement: Measure water quantities, calculate volume expansion, and track plant growth.

• Agriculture & Life Skills: Practice planting, transplanting, watering, and caring for vegetables, herbs, and flowers.

• Observation & Scientific Thinking: Record plant growth, develop hypotheses, and analyze gardening results.

Perfect For

• Homeschool gardening and botany lessons

• 4-H gardening and agricultural projects

• Classroom seed-starting activities

• Indoor and outdoor container gardening

• Vegetable, herb, and flower gardens

• Sustainable gardening and environmental science projects

Product Specifications

• Brand: Back to the Roots

• Product Type: Organic Coconut Coir Expanding Potting Mix

• Color/Variant: Expanding Potting Mix

• Compressed Weight: 10 lb

• Expanded Volume: Approximately 51 quarts (over 2 cubic feet)

• Material: Coconut coir

• Certification/Listing: OMRI Listed

• Model Number: 47037

• Part Number: 47037

• EAN: 0810667034948

• Package Dimensions: 12.4 × 12.1 × 4.7 inches

Grow One Give One Program

Back to the Roots offers a Grow One Give One initiative. Share a photo of your growing garden, and the company will donate a Grow Kit and elementary STEM curriculum to an eligible classroom of your choice, subject to program terms.

Important Growing Information

Coconut coir is primarily a growing medium rather than a complete fertilizer. For long-term plant growth, additional nutrients may be necessary depending on the plants and gardening method.

Bring science, sustainability, and hands-on discovery together with Back to the Roots Organic Coconut Coir Expanding Potting Mix!