Additives

Shooting Powder is House & Garden‰۪s late flowering additive. Shooting Powder helps to induce a second surge of flower production during the la...

House and Garden Top Booster is an excellent flowering stimulator which acts on the basis of potassium and phosphorus and Dedham-Fe (iron). These e...

This amazing bud expander is the absolute best in the field of flowering stimulators. It gives visible results and work brilliantly with all base n...

Crystal Burst (0-15-15) + B1, one of the most potent liquid PK Boosts on the market. 50% stronger than the most popular brands on the market yet it...

Are you impressed by the immediate and powerful effect of G10 on the size and density of your flowers? Wait till you add DEEP BREATH to your feedin...

Humboldt County's Own started with their original proprietary kelp extract and took it to the next level with G10 (Gravitation #10). Use from the t...

Magnum is a concentrated Magnesium supplement with vitamin B1 for supplying extra Magnesium and Sulfur during the Bloom phase.

• Encourages abundant flowering• Facilitates ripening in annuals• Boosts production of essential oils and fragrances• Increases size and weight of ...

Aphrodite's Extraction provides a rich blend of sucrose, glucose, and phosphate to promote a thriving microbial population and strong, health...

Every plant needs certain compounds for growth beyond soil, light, water, and CO2. Athena's Aminas provides a readily available amino acid s...

Many production problems originate with too much nitrogen and potassium and not enough available calcium and phosphate. Calcium is the "queen...

Gaia Mania is one of Oregon's Only Organics' original products, and was designed to work as a standalone nutrient for home gardeners. This pr...

Hades Down is a pH adjusting liquid used to lower the pH of your nutrient solution. Hades Down chelates elements in the nutrient solution into stab...

Hercules was known for his strength and power: a perfect name for a product that gives your plants just that. Herculean Harvest increases the...

Hygeia's Hydration is Oregon's Only blending tool for the Nectar for the Gods line of nutrients. Rich in saponins, Yucca acts as a wetting ag...

Medusa's Magic was originally designed as "Part A" of a three-part nutrient line. To brew Medusa's Magic, proteins and enzymes are gently ext...

Mega Morpheus is a fully digested source of readily available natural phosphate, and the only guano tea on the market today that is free of g...

Olympus Up is the Nectar for the Gods pH up product. Most gardeners know to adjust the pH of their nutrient solution before use. By using liq...

A digested crab and shrimp shell product, providing an available form of chitin that strengthens plant stem and flower sites. An added egg w...

For those gardeners who want the benefit of a liquid bonemeal but have issues with the farming practices of livestock, here is an alternative...

Zeus Juice was "Part C" of Oregon's Only original three part line. It is the catalyst in the line and is an essential part of nutrient absorp...

Remo's Roots packs a big punch into a small container. With both IBA and NAA, this powerful gel ensures consistent results every time. Remo's Roots...

Roots Organics HP2 liquid bat guano is a specially extracted natural source of organic phosphorus. Bat guano is renowned as a source of available n...

SUPERthrive ZYME is a one part blend of proprietary enzymes. ZYME is designed to cleanse your plants roots, soil, media and hydroponic syste...