Discover the secret to a thriving garden with Palmetto’s multi-purpose vermiculite. Our OMRI certified Horticulture Vermiculite is light, absorbent, and odorless. Made as a grade 3 coarse vermiculite, this product is designed to mix with peat, creating a healthy potting soil for indoor and outdoor plants.
Palmetto’s vermiculite for plants is the ideal soil for garden enthusiasts, ensuring your plants get a good start in your garden. Due to the vermiculite’s accordion like shape, it allows for superior soil aeration, as well as moisture and nutrient retention, which are essential in greenhouse and Square Foot gardening. Palmetto Vermiculite does not break down or degrade over time, producing a superior product while requiring less maintenance. For these reasons it is preferred by horticulturists, greenhouse and organic gardening enthusiasts alike over other soil additives and conditioners.
So whether you’re potting indoor plants, creating a vegetable garden with organic soil, or looking for a robust potting soil for succulents, Palmetto’s multi-purpose vermiculite is the answer. Invest in your plants’ future today with Palmetto’s multi-purpose 120-quart vermiculite, and watch as your garden transform before your very own eyes.
- Multi-purpose vermiculite is suitable for greenhouse gardening, hydroponic, outdoor gardening, and landscaping
- Features a grade 3 coarse vermiculite to mix with peat, bark, and compost, which makes it easy to use
- Made of all-natural minerals that are light, absorbent, odorless, and non-toxic for an ideal additive to your soil
- Includes a neutral pH of 7 and is naturally sterile and germicidal to avoid the growth of fungi
- Accordion-like shape allows proper soil aeration, as well as, moisture and nutrient retention to sustain active plant growth
- Does not break down or degrade over time which requires less maintenance
- Color: Brown
- Dimensions (L x W x H): 29 x 17 x 8 inches
- Weight: 18 pounds
- Quantity: 2
Questions? We’ve Got Answers.
Helpful answers about product features, setup, and more
What size is the soil additive?
The soil additive measures 29 x 17 x 8 inches (length x width x height). Use these measurements to confirm the product fits your intended setup before ordering.
What is the capacity of the soil additive?
The soil additive has a 4-cuft capacity. This makes it a practical size for organizing the items it is designed to hold without taking up excessive room in your space.
Can the soil additive be used indoors and outdoors?
Yes. The soil additive is suitable for both indoor and outdoor use. It can be placed in areas such as patios, decks, garages, mudrooms, or entryways depending on the space and storage needs.
Who makes the soil additive?
The soil additive is made by Palmetto. Palmetto produces this item as part of its lineup, and product details such as specifications, included accessories, and warranty terms are set by the brand.
How much does the soil additive weigh?
The soil additive weighs approximately 18 pounds. Use this figure when planning transport, handling, or placement of the item.
What should I know about the soil additive before buying?
The soil additive from Palmetto brings together a few practical features worth highlighting:
- 4-cuft capacity
- indoor and outdoor versatility
Review the product description and specifications to confirm it matches your specific needs before placing your order.


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