MassBoost (5-0-0)

Out of stock


BLOWOUT SALE! Take your gorgeous plants to the finish line with Aptus MassBoost! If you’ve given your crops every advantage, safeguard their maximum fruit set and quality potential with this premium supplement.

• Provides calcium and magnesium that fruiting plants need
• Improves cell structure for firmer, more appealing fruit
• Concentrated product means fewer inputs and lower costs
• Residue-free formula — easy on nutrient delivery systems and containers
• L-amino acids provide organic nitrogen without danger of burning or overdose

Available in 250ml and 500ml sizes.

Use during weeks 3, 5, 7 and 8 of the flowering stage. For regular feeding, mix per 2.5 to 5 ml per 5 gallons of water for vegetative plants and 5 to 10 ml per five gallons for flowering plants. Foliar sprays can be mixed at 2.5 ml per liter for maintenance and 5 ml per liter to repair damage.

Extreme Feed Schedule (PDF)
Online Nutrient Calculator (external link)

Grower’s Tip:
If using this “bud booster” with young plants, start with a low dose and work up to a full strength, depending on plant response.