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.

Part of a trusted line since 1996, Holland Secret Grow is key during your plants’ vegetative phase. This formula specifically targets leaf and stem development, ensuring lush, vibrant growth. It’s a straightforward solution for gardeners looking to give their plants exactly what they need, when they need it.

Royal Gold increases nutrient uptake meaning growers retain optimal levels of expensive P-K additives with better results.

Excellent value because of low dilution rate, only 2ml per litre.

Can be used on all crops and in any medium, system or situation.

Use as a nutrient add-on or as a foliar application for instant results.

Kills wasps, yellowjackets, and hornets on contact

Gives rapid contact kill of wasps and hornets returning to the treated nest

Sprays up to 5.7 metres, allowing you to spray from a safe distance

Electrically non-conducting up to 41,000 volts

Made for outdoor use

Helps you work smarter, not harder, to fight bugs

Size: 400 g