General Hydroponics
General Hydroponics offers 1 product on RevWix across Garden & Outdoors, with an average ethics score of 75/10 and recurring certifications including Organic Materials Review Institute (OMRI) Listed for Organic Use, Non-GMO.

Standards & certifications
Verified credentials appearing across General Hydroponics's product range.
Ethics breakdown
Average scores across our scoring pillars.
- Animal Welfare85/10
- Environment80/10
- Sourcing78/10
- Transparency75/10
- Labor70/10
Categories covered
Where General Hydroponics shows up across our directory.
- Garden & Outdoors1
What reviewers highlight
Strengths mentioned most often across General Hydroponics's products.
- ✓OMRI-listed for organic agriculture
- ✓Selectively targets pests without harming most beneficial insects
- ✓Effective as both a foliar spray and soil drench for fungus gnats
- ✓Made in the USA with transparent sourcing
Sustainability commitments
"Manufactured in the USA using water-extraction methods that reduce solvent waste. The HDPE #2 plastic bottle is widely recyclable. General Hydroponics provides full ingredient transparency on their website."
General Hydroponics scores & reviews
Product scorecard
| # | Product | Ethics | Shopper rating | Price |
|---|---|---|---|---|
| 1 | Azamax Antifeedant and Insect Growth Regulator | 75 | 4.7(571) | $94.99 |
Products from General Hydroponics

Azamax is an ethical, OMRI-listed insect growth regulator and antifeedant made from neem seed extract, best for organic gardeners seeking targeted pest control without harming beneficial insects. It disrupts the life cycle of common garden pests like spider mites, aphids, and whiteflies while being safe for use around people and pets when applied as directed.
How to read General Hydroponics's ethics scores
Each General Hydroponics product on this page carries a 0–100 score built from four checkable inputs: active third-party certifications, disclosed ingredients or materials, published supply-chain information, and the brand's watchdog record. Nothing here is based on General Hydroponics's own marketing language.
The spread matters as much as the top score. If General Hydroponics's highest and lowest products sit far apart, verification is being applied to some lines and not others — common when a company certifies a flagship range and leaves the rest undocumented. A narrow spread, even at a moderate average, usually signals a consistent policy.
Scores can move without any editorial change, because certification status is re-checked as pages refresh. A lapsed certificate, a new audit or a recall notice will all show up in the product's certification and notes sections.
Questions worth asking before buying General Hydroponics
Start with ownership: a parent company's testing or sourcing policy can change what a claim on the packaging actually covers. Then check scope — a certification often applies to one fibre, facility or ingredient rather than the whole product.
Finally, compare within the category rather than against General Hydroponics's own range. A mid-scoring product can still be the strongest verified option at its price, and a high-scoring one can be beaten by a cheaper certified alternative.
What each score input covers
| Input | What we check | Why it matters |
|---|---|---|
| Certifications | Active listings in public registers, with scope and expiry | Only externally audited claims can be revoked |
| Ingredients & materials | Full disclosure, hazard flags, recycled or organic content | Comparable without trusting brand narrative |
| Transparency | Named suppliers, factories or audit summaries | Shows whether claims survive scrutiny |
| Record | Recalls, regulator rulings and greenwashing findings | Best short-term signal of quality control |
Buying General Hydroponics with confidence
- Verify the mark, not the adjectiveSearch the certifier's register for the exact product line.
- Check the parent companyOwnership changes what cruelty-free or organic claims cover.
- Compare in-categoryThe same score means different things across categories.
- Read open notes firstAn unresolved recall outweighs a few score points.
Frequently asked
Is General Hydroponics an ethical brand?+
General Hydroponics's standing here is the average of its scored products, built only from verifiable inputs: active certifications, disclosed ingredients or materials, published supply-chain data and its recall or regulator record. Where a claim cannot be checked in a public register, it earns nothing.
Is General Hydroponics certified by third parties?+
Any certification we could confirm appears on the individual product cards above. Marks shown are matched to the certifier's own register; self-declared logos and internal awards are not counted.
Why do General Hydroponics products have different scores?+
Scores are per product, not per brand. Differences usually come from certification scope, ingredient or material disclosure, and packaging — a certified flagship can sit far above an undocumented line from the same company.
Are there better alternatives to General Hydroponics?+
Compare within the category rather than the brand: category rankings list the highest-scoring verified options at each price level, so you can see whether a cheaper certified alternative beats the General Hydroponics product you were considering.