Grotek Growth Booster, 300 g

Encouraging Early, Vigorous Vegetative Growth, 300 g

Vegetative structure built early in a plant's life sets the ceiling for everything that follows in flowering, and a base feed alone doesn't always push that early growth as hard as it could. Grotek Growth Booster is built to encourage early, vigorous growth with a high nitrogen content for green growth and phosphorus that supports photosynthetic energy and root development.

This 300 gram size is designed as a one-time application prior to the onset of flower development, with separate directions provided for hydroponic and for soil or soilless setups.

Key Features & Benefits

• High nitrogen content — drives strong green vegetative growth
• Phosphorus included — supports photosynthetic energy and root development
• One-time application — simple to integrate before flowering begins
• Hydro and soil/soilless directions — flexible across growing systems

Who Should Use Growth Booster

Growers looking to maximize early vegetative growth before the flowering stage begins, in either hydroponic or soil and soilless setups, will benefit from this one-time application formula.

About Grotek

Greenstar Plant Products, the Canadian company behind Grotek, has been a Hydrofarm subsidiary since 2021 and also manufactures the Gaia Green fertilizer line.

Frequently Asked Questions

How many times do I need to apply Growth Booster?

It's designed as a one-time application prior to the onset of flowering, not a repeated feeding. Applying it more than once doesn't match its intended use as a single early-growth boost.

Does it work in both hydro and soil setups?

Yes, directions are provided for hydroponic as well as soil or soilless applications, so the same product covers either system. Follow the specific rate listed for your setup.

What does the phosphorus content support?

Phosphorus supports photosynthetic energy production and root development alongside the formula's high nitrogen content. Together they're meant to push vegetative growth harder in the weeks before flowering.

When should I stop using it?

Apply it before the onset of flower development; it's not intended for use once flowering has started. Switch to a flowering-stage formula once buds begin forming.