Jack's Professional Blossom Booster
Best bloom booster for gardeners seeking vibrant flowers and higher yields.
This professional-grade formula is the gold standard for turning stubborn plants into prolific bloomers. While it demands a bit more attention than an all-purpose feed, the trade-off is undeniable: explosive flower production and the kind of vibrant, healthy foliage that usually requires a greenhouse pedigree.
$89.88
at
Garden Supply Guys
Who it's for
- Gardeners aiming for maximum flower and fruit yields
- Impatient growers needing fast-acting nutrient correction
- Plant owners seeking healthy stems alongside vibrant blooms
Who should skip it
- Gardeners looking for a simple year-round maintenance feed
- Beginners prone to over-fertilizing their potted plants
- Busy hobbyists who prefer convenient ready-to-use liquid fertilizers
Performance breakdown
Bloom density
High phosphorus content drives exceptional flower bud production and density.
Root development
Balanced nutrient profile supports robust, healthy root systems for flowering plants.
Professional reliability
Decades of proven results make this a staple for serious growers.
Foliage maintenance
Maintains deep green leaves while shifting energy toward heavy blooming.
Application versatility
Granular form works effectively across a wide range of flowering species.
Yield potential
Optimized nutrient ratio significantly boosts fruit set and overall harvest volume.
Key Specs
NPK Ratio
10-30-20
Package Weight
25 lb
SKU
JRP79060
Nutrient Ratio
1:3:2 major nutrient combination
Fertilizer Type
Blossom Booster
Fertilizer Form
Granular
Nitrogen Percentage
10%
Phosphorus Percentage
30%
Potassium Percentage
20%
Target Plant Type
Flowers
Know before you buy
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