Gaia Green Worm Castings, 30L

Unprocessed Earthworm Castings for Living Soil

Gaia Green Worm Castings (30 L) are the unprocessed manure of earthworms, an all-purpose soil amendment dense in organic matter and essential minerals.

Worked into soil or applied as a dressing, castings encourage strong growth of the beneficial microorganisms that underpin healthy root zones, making them a staple amendment for growers building living soil systems.

Key Features & Benefits

• Pure earthworm castings — unprocessed organic matter with a full mineral profile
• Microbial support — encourages strong growth of beneficial soil microorganisms
• Versatile application — works as a top dressing, side dressing, or soil amendment
• Broadly compatible — suitable for household plants, gardens, lawns, and greenhouses

Who Should Use Worm Castings

Gardeners, landscapers, and growers building living soil who want a gentle, microbially active amendment for household plants, urban gardens, lawns, and greenhouse production.

Application Guidance

Apply as a top dressing, side dressing, or work directly into soil at planting time. Castings are gentle enough for repeated application without risk of nutrient burn.

Frequently Asked Questions

What exactly are worm castings?

They are the unprocessed manure of earthworms — an organic matter-rich soil amendment with a broad mineral profile.

How do I apply worm castings?

Apply as a top dressing, side dressing, or work into soil directly; all three methods are effective.

Will castings burn my plants like some fertilizers can?

No, worm castings are gentle and well suited to frequent application without burn risk.

What types of growing are castings recommended for?

Household plants, urban gardens, lawns, golf courses, nurseries, and greenhouses all benefit from this amendment.

Can worm castings be combined with other fertilizers?

Yes, castings are commonly layered with other organic fertilizers as part of a broader soil-building program.