Worm Castings Fertilizer
Worm Castings Fertilizer
- 100% Pure Castings: Each bag of WIGGLE WORM Worm Castings is OMRI listed organic, nutrient-rich, and mineral-dense pure castings, not vermicompost or uneaten worm bedding, and is one of the only castings products to be recognized as a fertilizer due to our special manufacturing and harvesting process.
- Improves Soil Structure: WIGGLE WORM Pure Worm Castings are tiny, football-shaped particles which help improve soil aeration, while also creating proper drainage in both loose and dense soils for optimal water retention.
- High Quality Fertilizer: Pure Worm Castings add nutrients and boost microorganisms in the soil around your plant to grow better, healthier roots for fuller, healthier, and more fruitful plants.
- Easy-to-Use: Apply our worm castings into your garden soil above the root zone three times a year or to the hole during transplant or seeding for best effects – a handful, or half a cup is all you need!
- Long-lasting and Convenient Garden Solution: Pure Worm Castings fertilizer goes further than most standard fertilizers as you only need to use a small amount for great results, and is suitable for both indoor and outdoor use as it’s odorless and non-toxic.
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Product Details
100% PURE Worm Castings
Wiggle Worm Pure Worm Castings are a natural, all-organic plant food, delivered straight from Mother Nature in its purest form. For millions of years, earthworms have been one of nature’s most powerful creators of nutrient-rich soil. When concentrated beyond what’s typically found in nature, these gentle, non-burning, long-lasting castings provide remarkable benefits that help plants thrive.
Want to learn more about the science behind worm castings? Read our complete guide at vermiculture.com.

Gardening Applications

Vegetable and Annual Flowers
Line planting holes/furrows with 1-2" of Wiggle Worm. Plant and cover.
Side dress during growing season: 1/2 cup per plant once every 2 months.

Container Plantings
Use 1 part Wiggle Worm Pure Worm Castings to 4 parts soil.
Established Plants: 1" of Wiggle Worm to top of soil. Mix in. Repeat every 2-3 months.

Perennials
Work 1/2 cup of Wiggle Worm into the soil above the root zone taking care not to damage shallow roots. Apply in spring, early summer, and early fall.

Roses, Trees, Shrubs, Berries
New: Mix 1 part Wiggle Worm to 3 parts soil. Put in planting hole.
Established: Use 2lb per inch of trunk diameter. Spread over root area and water.
Other Ways to Use Wiggle Worm Pure Worm Castings

Lawns
New: 20-30 lbs per 1000 sq. ft. Work into the soil. Sow grass seed. Water.
Established: 15-20 lbs per 1000 sq. ft. as a top dress 2-3 times a year.

Making Worm Casting Tea
Soak 1 part castings in 3 parts water for 12-24 hours. Aerate if possible. Stir well and water plants as usual. Best when used within 24 hours.

Adding to Compost
Spread a thin layer of Wiggle Worm Pure Worm Castings between each new layer of material to be composted.

Store in a Dry Place
Do not apply near water or drains. Avoid applying before heavy rain. Apply only to lawn/garden; sweep spills back into garden beds or lawn areas.

Product Specifications
15lb :
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
30lb :
1 Pack :
Brand : Wiggle Worm
Item Weight : 30 Pounds
Item Form : Granules
Liquid Volume : 1 Cubic Feet
Specific Uses For Product : Fertilizer and Soil Amendment
2 Pack :
Brand : Wiggle Worm
Item Weight : 60 Pounds
Item Form : Granules
Liquid Volume : 2 Cubic Feet
Specific Uses For Product : Fertilizer and Soil Amendment
3 Pack :
Brand : Wiggle Worm
Item Weight : 90 Pounds
Item Form : Granules
Liquid Volume : 3 Cubic Feet
Specific Uses For Product : Fertilizer and Soil Amendment
4 Pack :
Brand : Wiggle Worm
Item Weight : 120 Pounds
Item Form : Granules
Liquid Volume : 4 Cubic Feet
Specific Uses For Product : Fertilizer and Soil Amendment
Technical Details
15lb :
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
Manufacturer : Wiggle Worm
Number of Items : 1
UPC : 090417135983 827165731125 674788542276 704907528611 650715805003 090147135987 355111056867
Unit Count : 240.0 Ounce
Product Dimensions : 14 x 8 x 4 inches
Item Weight : 15 pounds
ASIN : B00062KQ42
Item model number : WWSB15LB
Customer Reviews : 4.84.8 out of 5 stars(5,448)4.8 out of 5 stars
Best Sellers Rank
- #12,828 in Patio, Lawn & Garden (See Top 100 in Patio, Lawn & Garden)
- #491 in Garden Fertilizers
Is Discontinued By Manufacturer : No
30lb :
1 Pack :
Brand : Wiggle Worm
Item Weight : 30 Pounds
Item Form : Granules
Liquid Volume : 1 Cubic Feet
Specific Uses For Product : Fertilizer and Soil Amendment
Global Trade Identification Number : 00090147269996
Manufacturer : Wiggle Worm
Number of Items : 1
UPC : 827165718393 304061015776 742488099717 090147269996 650076798020
Unit Count : 480.0 Ounce
Product Dimensions : 24 x 15.4 x 4 inches
Item Weight : 30 pounds
ASIN : B00V4RI88Y
Item model number : GMWW30
Is Discontinued By Manufacturer : No
Date First Available : September 20, 2004
2 Pack :
Brand : Wiggle Worm
Item Weight : 60 Pounds
Item Form : Granules
Liquid Volume : 2 Cubic Feet
Specific Uses For Product : Fertilizer and Soil Amendment
Global Trade Identification Number : 00090147269996
Manufacturer : Wiggle Worm
Number of Items : 1
UPC : 745682069456 378482123167 745682094397 641773881085 745682083193 745682116402 745682180854 742488099847 641773809409 090147270060 090147317246
Unit Count : 960.0 Ounce
Product Dimensions : 23 x 16 x 4 inches
Item Weight : 60 pounds
ASIN : B08K986D5G
Item model number : SH-WWSB30LB
Is Discontinued By Manufacturer : No
Date First Available : July 19, 2017
3 Pack :
Brand : Wiggle Worm
Item Weight : 90 Pounds
Item Form : Granules
Liquid Volume : 3 Cubic Feet
Specific Uses For Product : Fertilizer and Soil Amendment
Global Trade Identification Number : 00090147269996
Manufacturer : Wiggle Worm
Number of Items : 3
UPC : 641773809416 090147331242 745682094403
Unit Count : 1440.0 Ounce
Product Dimensions : 23 x 16 x 4 inches
Item Weight : 90 pounds
ASIN : B0CV622QY2
Date First Available : June 17, 2021
4 Pack :
Brand : Wiggle Worm
Item Weight : 120 Pounds
Item Form : Granules
Liquid Volume : 4 Cubic Feet
Specific Uses For Product : Fertilizer and Soil Amendment
Global Trade Identification Number : 00090147269996
Manufacturer : Wiggle Worm
Number of Items : 4
UPC : 745682180878 745682094410 090147070400
Unit Count : 480 Ounce
Product Dimensions : 23 x 16 x 4 inches
Item Weight : 120 pounds
ASIN : B0CV6147GH
Item model number : y5hse1pBuG2O
Date First Available : June 27, 2021
Product FAQs
Q. What makes Wiggle Worm Pure Worm Castings different from other fertilizers?
Ans. Wiggle Worm Pure Worm Castings are made from 100% worm castings. Nutrients are naturally broken down by earthworms into water-soluble forms that plants can easily absorb. Most other fertilizers do not provide nutrients in such plant-ready forms.
Q. Do Wiggle Worm Pure Worm Castings work quickly?
Ans. Yes. The nutrients in Wiggle Worm Pure Worm Castings are water-soluble, allowing plants to quickly absorb what they need for fast results while still providing long-term nutrition.
Q. Are Wiggle Worm Pure Worm Casting safe for all plants and roots?
Ans. Yes. It is odorless, non-burning, and safe to use on all plants, even in higher concentrations, without risk of damaging roots.
Q. How do Wiggle Worm Pure Worm Castings improve soil health?
Ans. Wiggle Worm Soil Builder adds beneficial bacteria and microbes, improves soil aeration, enhances water retention, and supports strong root growth, creating healthy living soil.
Q. How does it compare to chemical fertilizers?
Ans. Unlike chemical fertilizers that can harm soil microbiology and wash away easily, Wiggle Worm Pure Worm Castings support long-term soil health, reduce nutrient loss, and promote sustainable plant growth.
Worm Castings Fertilizer
$23.99
Benefits of Using Our Organic Fertilizer
How Our Worm Castings Work
A natural fertilizer that feeds plants at the root, helping them grow stronger, faster, and more productively.
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Step 01
Feed at the Root Zone
Dig your planting hole and add 1–2 handfuls directly where the roots will grow.
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Step 02
Water normally
Water plants as usual to activate nutrients and support healthy plant growth.
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Step 03
Watch your plants thrive
Enjoy stronger roots, greener leaves, and healthier plant growth naturally.
Loved by Gardeners Across the Country
Thousands of gardeners and farmers trust our fertilizer for healthier plants, stronger roots, improved soil, and higher crop yields.
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