Coastal Castings Premium Organic Worm Castings

The All-Natural Soil Superfood for Healthy, Vibrant Plants

Give your garden the biological edge with Coastal Castings. Hand-crafted in Virginia Beach, our premium worm castings are a nutrient-dense, microbial-rich soil amendment that transforms ordinary dirt into thriving, living soil.

Whether you’re a backyard gardener in USDA Zone 8a or an indoor plant enthusiast, our "black gold" provides the gentle, consistent nourishment your plants crave.

Key Benefits

Won’t Burn Your Plants: Unlike synthetic fertilizers, our castings are pH-neutral and gentle enough for the most delicate seedlings and houseplants.
Water Wise: Naturally improves soil structure to hold 2–3x its weight in moisture, reducing your watering schedule.
Biologically Active: Packed with beneficial microbes and fungi that unlock soil nutrients and support strong root development.
Sustainable & Local: We repurpose local organic materials, like spent coffee grounds, into a high-value regenerative resource.

How to Use

Vegetable Gardens & Flower Beds: Apply 1-2 lbs per 100 square feet or add a handful to each planting hole.
Houseplants: Top-dress with 1/2 inch of castings every 2–3 months.
Seed Starting: Mix 1 part castings with 4 parts seed-starting mix for sturdier starts.
Worm Tea: Steep 1 cup per gallon of water for a potent liquid biological boost.