Jack’s 10-30-20 Bloom
$40.50- 1:3:2 major nutrient ratio
- Trusted by professional growers for over 70 years
- Soluble and available nutrient combination
- Stimulates blooming
- Results in heavy bud and fruit set
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For use on:
All orchids grown in a fir bark medium and plants with high nitrogen requirements.

And don’t forget 15-0-0 Cal Nit Part B of this two part system!
– Nitrogen 0%
– Phosphate 12%
– Potassium 26%

Detailed description
– Nitrogen 15%
– Phosphate 0%
– Potassium 0%

And don’t forget 15-0-0 Cal Nit Part B of this two part system!
– Nitrogen 5%
– Phosphate 12%
– Potassium 26%



Azaleas, camellias, rhododendrons, pin oaks, holly, hydrangea (blue), magnolias, white and yellow pine, spruce, cedar, birch, blueberry.

All African violet varieties and all flowering houseplants.

Tropical fruiting plants like Meyer lemons and dwarf varieties, other lemons & limes, oranges, grapefruits, mangos, kumquats.

Philodendron, pothos, ficus, spathyphyllum, dracaenas, schefflera, palms, spider plants & aglaonema. Can also be used on outdoor flowering plants, and as a transplant solution.

Enhances blue flowers like lacecap including: blue bird, taube, fasan, mariesii. Mophead varieties: nikko blue, all summer beauty, matilda gutges, merritt’s supreme. It will not change the color of white hydrangea varieties

Tropical Plants including date, royal, queen, majesty, kentia, lady cycad sago palm, zamia as well as Tropical Hibiscus, Monstera, etc in both pots and landscapes.

All tomatoes & peppers, cucumbers, eggplant, squash and zucchini.

Get ready for a serious boost of available phosphorus. The primary goal of this formula is to assist in shutting down the strong vegetative growth stage of the plant and stimulate a switch to the reproductive or flowering phase of plant and flower development.
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