The powder can be mixed into a stock concentrate for dosing systems or directly added to feed reservoirs

Consistently impressive harvests

it unlocks your plants' maximum growth and yield potential

Calnesium (1L / 1 Quart): Boosts calcium and magnesium levels

Discover the original and unbeatable smell-proof bags

Holland Secret Bloom - (0-6-4) Size:10L / 2.5 Gallon The powder can be mixedProduct Description Completing the Holland Secret 3 part nutrient system, is our Holland Secret Bloom . This bloom booster has been a favorite since 1996 for encouraging vibrant flowering and reliable yields. Tailored for the flowering stage, it helps plants produce abundant and healthy blooms. It's the perfect finisher in a system that's been trusted by gardeners for decades. Throughout your plant's life, Holland Secret Micro provides foundational