Walmart has Miracle-Gro Indoor Potting Mix, Blended for a Variety of Houseplants, 6 qt. for $5.97. Shipping is usually free to Walmart+ members or on orders over $35.

About this product:

Grow your own amazing indoor container plants with Miracle-Gro® Indoor Potting Mix. This unique mix is designed to be less prone to gnats* and has been blended for use in growing a wide variety of container plants. Easily feed your plants for up to 6 months. Miracle-Gro® Indoor Potting Mix also has an easy-to-water formula that includes coconut coir, which has a natural ability to hold and release water to help the soil easily re-wet. To avoid soil compaction and replenish nutrients, all plants should be repotted annually with fresh Miracle-Gro® Indoor Potting Mix. For even better results, use Miracle-Gro® Indoor Plant Food after planting. Simply apply the liquid directly to the soil, or mix it with water. Growing beautiful houseplants is easy with Miracle-Gro® Indoor Potting Mix. *Mix contains no compost or bark, which are known to shelter fungus gnats. (Each 6 qt. bag will fill four, 6 inch-wide pots.)