100% Pure Organic Mineral-Dense Worm Castings Fertilizer, 15lbs
Best organic soil enrichment for vibrant plant growth and robust gardens.
This 15lb bag of Wiggle Worm Soil Builder is a 100% pure, OMRI-listed organic fertilizer made from mineral-dense worm castings. It's designed to significantly improve soil structure by enhancing aeration and drainage, while also promoting optimal water retention. This nutrient-rich formula boosts beneficial microorganisms in the soil, leading to healthier roots and more fruitful plants. It's an easy-to-use, odorless, and non-toxic solution suitable for both indoor and outdoor gardening, requiring only a small amount for effective results three times a year.
$25.97
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Owner Satisfaction
4.6
/ 5
Category Rank
1939
/ 4425
#1939 in Fertilizers
Price vs Category Average
-58%
Below average
Item Weight
15
/ Pounds
Who it's for
- Gardeners seeking a natural boost for healthier, more resilient plants
- Eco-conscious cultivators aiming to build long-term soil fertility
- Home growers prioritizing organic methods and environmental safety
Who should skip it
- Budget-conscious gardeners managing very large growing areas
- Commercial growers or those with vast outdoor landscapes
- Impatient growers expecting immediate, dramatic plant changes
Performance breakdown
Soil enrichment
Mineral-dense castings provide a potent boost to soil microbial activity.
Ease of application
Simple top-dressing method makes feeding plants effortless for any gardener.
Safety profile
Non-toxic, odorless formula is perfectly safe for homes with pets.
Versatility
Performs equally well for indoor houseplants and outdoor garden beds.
Organic integrity
OMRI listing ensures the highest standard for organic gardening practices.
Structural improvement
Noticeably enhances aeration and drainage for healthier, more resilient root systems.
Key Specs
Item Weight
15 Pounds
Item Form
Pure earthworm castings
Liquid Volume
0.5 Cubic Feet
Specific Uses For Product
Fertilizer and Soil Amendment
Global Trade Identification Number
00090147135987
OMRI Certified
Yes
Coverage
Not specified
Package Weight
15 lbs
Features
- 100% Pure OMRI Listed Organic Worm Castings
- Improves Soil Aeration and Drainage
- Boosts Beneficial Microorganisms
- Promotes Healthier Roots and Fruitful Plants
- Odorless and Non-Toxic
- Suitable for Indoor and Outdoor Use
- Long-lasting and Convenient
- Recognized as a Fertilizer
What customers say
Customers consistently praise the exceptional quality and noticeable effectiveness of this organic worm castings fertilizer. Many highlight its purity and the significant positive impact on plant vitality, growth, and overall soil health. Users appreciate how easily it integrates into their gardening routines, leading to healthier, more robust plants and improved yields. The consensus points to a highly effective product that delivers on its promise of enriching gardens naturally.
Know before you buy
Yes, Wiggle Worm castings are 100% organic, non-toxic, and safe for use in households with pets and children.
Absolutely. Because the product is odorless and clean, it is an excellent choice for indoor potting mixes and container plants.
For best results, apply the castings three times a year. You can either mix them directly into your soil or use them as a top dressing around the base of your plants.
Yes, the castings are specifically designed to improve soil structure. They help increase aeration and drainage while simultaneously improving the soil's ability to retain moisture.
Yes, this product is OMRI-listed, meaning it meets the strict standards required for use in organic production and gardening.
No, these worm castings are completely odorless, making them much more pleasant to handle than traditional manure-based fertilizers.
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