| Aphidius matricariae – Natural Aphid Control Solution | happyhydro.com | 429.95 USD | — | — |
| Aphelinus abdominalis – Broad-Spectrum Parasitic Wasp for Aphid Control | happyhydro.com | 235.0 USD | — | — |
| Steinernema kraussei – Beneficial Nematodes for Weevil Control in Cool Climates | happyhydro.com | 198.0 USD | — | — |
| Aphidius colemani / ervi / matricariae / Aphelinus – Natural Aphid Control Solution | happyhydro.com | 129.95 USD | — | — |
| Eretmocerus eremicus – Whitefly Control Blister Pack | happyhydro.com | 108.95 USD | — | — |
| Encarsia formosa & Eretmocerus eremicus – Whitefly Parasite Mix Hanger Cards | happyhydro.com | 107.95 USD | — | — |
| Encarsia formosa – Whitefly Parasite – 100 per Card (10,000 / 15,000) | happyhydro.com | 94.95 USD | — | — |
| Amblyseius andersoni – Predatory Mite for Broad, Russet & Spider Mite Control | happyhydro.com | 94.95 USD | — | — |
| Aphidius colemani, Ervi Mix – Powerful Aphid Control Solution | happyhydro.com | 93.95 USD | — | — |
| Feltiella acarisuga – Gall Midge Predator for Spider Mites | happyhydro.com | 85.0 USD | — | — |
| Encarsia formosa – Natural Whitefly Control Solution | happyhydro.com | 80.95 USD | — | — |
| Encarsia formosa & Eretmocerus eremicus – Whitefly Parasitoids Blister Packs | happyhydro.com | 78.95 USD | — | — |
| Cryptolaemus montrouzieri – Mealybug Destroyer Beetle | happyhydro.com | 77.0 USD | — | — |
| Steinernema carpocapsae – Beneficial Nematodes for Cutworms, Armyworms & Soil Pests | happyhydro.com | 72.0 USD | — | — |
| Heterorhabditis bacteriophora – Beneficial Nematodes for Grubs & Soil-Dwelling Insects | happyhydro.com | 72.0 USD | — | — |
| Steinernema feltiae – Beneficial Nematodes for Fungus Gnats, Thrips & Root Zone Pests | happyhydro.com | 72.0 USD | — | — |
| Aphidius ervi – Large Aphid Parasite for Potato & amp; Glasshouse Aphid Control | happyhydro.com | 69.95 USD | — | — |
| Neoseiulus californicus – Versatile Mite Predator for Spider, Broad & Russet Mites | happyhydro.com | 69.95 USD | — | — |
| Amblyseius swirskii – Versatile Predator for Thrips, Whiteflies & Mites | happyhydro.com | 68.0 USD | — | — |
| Aphidoletes aphidimyza – Gall Midge for Broad-Spectrum Aphid Control | happyhydro.com | 66.95 USD | — | — |
| Eretmocerus eremicus – Whitefly Parasitic Wasps on Cards (5000 / 10000 / 15000) | happyhydro.com | 62.95 USD | — | — |
| Dalotia coriaria (Rove Beetle) – Soil-Dwelling Predator for Fungus Gnats & Root Zone Pests | happyhydro.com | 59.95 USD | — | — |
| Orius insidiosus – Minute Pirate Bug for Thrips, Mites & Soft-Bodied Insects | happyhydro.com | 56.95 USD | — | — |
| Amblyseius cucumeris – Thrips Predator for Preventative Control | happyhydro.com | 54.95 USD | — | — |
| Aphidius colemani – Parasitic Wasp for Aphid Control | happyhydro.com | 49.95 USD | — | — |
| Encarsia formosa - Whitefly Parasite – 50 per Card (5000/7500) | happyhydro.com | 48.95 USD | — | — |
| Trichogramma brassicae – Egg Parasitoid Wasp for Caterpillar & Borer Control | happyhydro.com | 46.95 USD | — | — |
| Aphidius Colemani - Predator Mites for Aphid Biological Control | happyhydro.com | 45.15 USD | — | — |
| Chrysoperla rufilabris – Green Lacewing Eggs for Natural Pest Control | happyhydro.com | 39.95 USD | — | — |
| Chrysoperla rufilabris – Green Lacewing Larvae – Bottle of 1,000 | happyhydro.com | 39.95 USD | — | — |
| Trichogramma minutum – Egg Parasitoid Wasp for Caterpillar & Borer Control | happyhydro.com | 38.95 USD | — | — |
| Trichogramma platneri – Egg Parasitoid for Caterpillar & Borer Control (Western U.S.) | happyhydro.com | 38.95 USD | — | — |
| Universal Release Boxes – Pack of 50 for Beneficial Insect Distribution | happyhydro.com | 34.95 USD | — | — |
| Stratiolaelaps scimitus (formerly Hypoaspis miles) – Soil Mite Predator for Fungus Gnats and Thrips Pupae | happyhydro.com | 29.95 USD | — | — |
| Phytoseiulus persimilis – Aggressive Predator for Two-Spotted Spider Mites | happyhydro.com | 29.95 USD | — | — |
| FLYforce™ – Fly Parasites for Natural Fly Control (7,500 / 10,000 / 15,000 / 25,000) | happyhydro.com | 29.95 USD | — | — |
| Wheast™ – Food for Green Lacewing Adults to Boost Biological Control | happyhydro.com | 28.95 USD | — | — |
| NUTRIforce™ – Ephestia Eggs for Beneficial Insect Support | happyhydro.com | 19.95 USD | — | — |