Humboldt Nutrients Master AB 2-Part Box Starter Kit biological fertilizer • BEST IN CLASS –

• BEST IN CLASS – Engineered design delivers optimum light efficiency

Combined with high-quality fibrous peat moss

Includes 4 pH buffer solution in a sponge embedded in a clear cap

Choose an SG ballast for its 120V/240V capability (power cord included) or for peace of mind—the SG has been CSA certified

The Plasma Air 50 Series stands apart from consumer-grade air purifiers and basic carbon filtration systems by operating at a true industrial scale

Humboldt Nutrients Master AB 2-Part Box Starter Kit biological fertilizer • BEST IN CLASS –Humboldt Nutrients Master A&B is a premium two part fertilizer program designed for all plants made with non toxic, high quality ingredients. This premium two part basic starter kit provides the core nutrients in HN's Master A and B schedule along with two other important products for successful gardening: Ginormous, a bloom booster, and White Widow, a powerful mycorrhizal inoculant. This kit acts as a solid base for new or experienced gardeners who