![Humboldt County's Own G10 Gravitation - HydroPros](http://hydropros.com/cdn/shop/files/Humboldt-County_s-Own-G10-Gravitation-HP-ECOMMERCE-LLC-104892595_496x496.jpg?v=1721953187)
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 third week of flowering all the way to the end. For maximum finish, use with Sonic Bloom and Killer Tea.