Harris Food Grade Diatomaceous Earth vs Earthworks Health Food Grade Diatomaceous Earth
Buy the Harris 10.5 lb bag if you want the most powder for the money and a duster included; its lowest recent price was $9.95. Buy the Earthworks Health 1 lb jar if you want a small starter size with a stated 89% silica figure; its lowest recent price was $12.50. Per pound, Harris is far cheaper at those lows. Both are food grade freshwater DE with no additives listed.
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Harris Food Grade Diatomaceous Earth
Choose the Harris Food Grade Diatomaceous Earth if you want a large 10.5 lb supply, OMRI organic listing, and a powder duster in the bag at a low price per pound.
Pros
- Lowest recent price was $9.95 for 10.5 lb
- OMRI listed organic
- Duster included
- No additives or fillers
Cons
- Large bag is more than a small household needs
- No silica percentage stated
- Bulk powder is messy to store
What separates them
| Harris Food Grade Diatomaceous Earth | Earthworks Health Food Grade Diatomaceous Earth | |
|---|---|---|
| Package size | 10.5 lb bag | 1 lb jar (2.5 lb jug also sold) |
| Price per pound at recent lows | About $0.95/lb at $9.95 | About $12.50/lb at $12.50 |
| Certification | OMRI listed organic | Marketed as organic; no OMRI listing stated |
| Silica figure | Not stated | 89% silica, rest trace minerals |
| Included accessory | Powder duster in the bag | None listed |
| Additives | None | None listed; sold as anti-caking agent too |
| Source | Mined in Nevada, packaged in Georgia | Freshwater DE; source not stated |
| Best for |
Price history
$21.25$9.95
- Harris Food Grade Diatomaceous Earth: lowest $9.95 on Nov 1 at Huber's Animal Health; $17.14 on Nov 2.
- Earthworks Health Food Grade Diatomaceous Earth: lowest $12.50 on Nov 1 at Earthworks Health; $21.25 on Nov 2.
Prices at every store
Harris Food Grade Diatomaceous Earth
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- Tractor Supply CompanyCheck price at Tractor Supply Company
Earthworks Health Food Grade Diatomaceous Earth
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- WalmartCheck price at Walmart
- Earthworks HealthCheck price at Earthworks Health
Specs compared
| Spec | Harris Food Grade Diatomaceous Earth | Earthworks Health Food Grade Diatomaceous Earth |
|---|---|---|
| Form | soft, fine white powder | Powder |
| Package weight | 10.5 lb | — |
| Composition | 100% ground freshwater diatomaceous earth | — |
| Additives | absolutely no additives or fillers | — |
| OMRI listed | Listed with the Organic Materials Review Instit… | — |
| Included accessory | Powder duster in the bag | — |
| Mined in | Nevada | — |
| Packaged in | Georgia | — |
| Expiration date | Does not contain an expiration date | — |
| Color | pure white | — |
Questions and answers
- Which is cheaper per pound?
- Harris. At the recent lows, $9.95 for 10.5 lb is about $0.95 per pound, against about $12.50 per pound for the 1 lb Earthworks jar.
- Which is better for a first-time buyer?
- Earthworks. The 1 lb jar is about 80 tablespoons, enough to try it on pets, bedding, or a small garden before committing to a 10.5 lb bag.
- Does either one list a silica percentage?
- Earthworks states 89% silica with the rest trace minerals. Harris does not state a silica figure on its listing.
- Is the Harris one certified organic?
- Yes. Harris says it is OMRI listed. Earthworks markets its DE as organic but does not state an OMRI listing.
- Which is better for a large garden or multiple pets?
- Harris. The 10.5 lb bag plus the included duster covers large areas and repeated applications at a much lower cost per pound.
- Do either contain additives?
- Harris states no additives or fillers. Earthworks lists only diatomaceous earth and trace minerals, with no additives stated.