Similar to: Jack's Blossom Booster

Top Picks

Jacks Classic Blossom Booster
Top Pick

Best high performance fertilizer for home gardeners seeking vibrant floral displays.

This high-phosphorus formula is designed to trigger and support heavy flowering during the critical bud-set phase. It is an effective, water-soluble solution that helps maximize bloom size and quantity for both ornamental plants and vegetable crops.

Bloom Booster

Water Soluble

Micronutrients

Jack's Professional Bloom
Runner-Up

Best bloom booster for gardeners seeking maximum flower and fruit production.

This professional-grade formula is the gold standard for growers who prioritize heavy bud development over everything else. While it requires a bit more care to mix than granular options, the immediate nutrient uptake delivers a level of floral density and fruit yield that standard fertilizers simply cannot match.

Boosts Blooms

Fast Absorption

Blooming Formula

Pro Trusted

Jack's Classic Bloom Booster
Best Value

Best for gardeners seeking enhanced flowering and robust plant growth.

This professional-grade bloom booster delivers vibrant colors and abundant flowers with its proven 1:3:2 nutrient ratio. It feeds plants through both roots and leaves, making it a versatile choice for everything from houseplants to vegetables. Trusted by pros, it's also great as a transplant solution for a strong start.

Bloom Booster

Proven Ratio

Dual Feeding

Pro Trusted

Best high-phosphorus fertilizer for establishing strong roots in young vegetable starts.

Best concentrated nutrient for growers seeking simple and effective vegetative growth.

Best professional-grade nutrient for serious soil and hydroponic cultivators.