NPK 0 + 52 + 34
The ideal supplement for everyone who wants something more:
Crystal-Top Booster's yield enhancing addition of which is perfectly matched for use with Crystal-Top Bloom. With the use of Crystal-Top Booster, the highest quality standards to the fertilizer and the final product is also fulfilled here.
Crystal Top Booster ensures explosive flower development and compact inflorescences.

Composition:

52.0% P2O5
34.0% K2O