Urban Worm Company Worm Castings

Being OMRI-listed means the product has been independently verified to meet the strict standards for use in certified organic gardening and farming. You can be confident that these castings are free from synthetic additives and chemicals.

Unlike synthetic fertilizers that provide a quick nutrient spike, worm castings offer a slow-release, balanced profile of nutrients and beneficial microbes. They work by improving the soil's biological health, which leads to better root development and more consistent plant growth over time.

No, these castings have a very low odor profile. They typically smell like fresh, earthy soil, making them suitable for both outdoor vegetable gardens and indoor container plants.

Yes, they are excellent for seed starting. The castings help accelerate germination and provide a nutrient-rich environment for young seedlings to establish strong root systems early on.

When stored properly in a cool, dry place, the microbial activity and nutrient quality remain stable for at least six months. Be sure to keep the bag sealed to maintain the ideal moisture level.

Worm castings improve the physical structure of your soil by increasing its ability to hold moisture and nutrients. This reduces the frequency of watering needed and helps prevent plants from drying out during hot spells.