SKU: 28934424041
bloom booster for pot plants

bloom booster for pot plants Jack's Professional 10-30-20 Blossom Booster, 25 lb

Sale price$26.01 Regular price$28.90
Save 10%

Pay in installments of $7.22 with ShopPay, AfterPay and Klarna

Shipping Estimate
USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Jul 29 - Aug 3

Promo Codes Available:

For Your Every Summer RSVP, with Code: SUMMER15

Description

bloom booster for pot plants Jack's Professional 10-30-20 Blossom Booster, 25 lbJacks Classic Blossom Booster 10 30 20 Fertilizer is a professional formula designed to produce more flowers and brighter colors on all indoor and outdoor plants. It feeds through the roots and the leaves, giving your flowering plants a double dose of nourishment. This is the Original Blossom Booster with the proven 1: 3: 2 nutrient ratio of nitrogen, phosphate and potash. It also contains small amounts of magnesium, boron, copper and other essential

Jack’s Classic Blossom Booster 10-30-20 Fertilizer is a professional formula designed to produce more flowers and brighter colors on all indoor and outdoor plants. It feeds through the roots and the leaves, giving your flowering plants a double dose of nourishment. This is the Original Blossom Booster with the proven 1:3:2 nutrient ratio of nitrogen, phosphate and potash. It also contains small amounts of magnesium, boron, copper and other essential micronutrients.

The quality of Jack’s Blossom Booster is unmatched in the home gardener market. It’s trusted by many professional growers as a tool to fill out a blooming container. This formula will produce the same great results for you at home. Follow the instructions below to mix the fertilizer in water for small-volume applications or a siphon mixer. (Note it is not for use with injectors.) Order convenient 4-pound tubs or giant 25-pound bags with a Low Price Guarantee.

For best results, apply Jack’s 10-30-20 fertilizer every 7-14 days just like a thorough watering. Use this high-phosphorus formulation during periods of bud set to increase the number and size of blossoms. Blossom Booster is for use on all indoor and outdoor flowering plants like geraniums, impatiens, begonias and marigolds. It’s also great for vegetables and fruit and can be used as a transplant solution. Read the reviews of Jack’s Fertilizers 10-30-20 Blossom Booster to see how our customers have used this formula.


Specifications: Classic Formula

Total Nitrogen (N)....................................... 10%

5% Ammoniacal Nitrogen

5% Nitrate Nitrogen
Available Phosphate (P2O5)....................... 30%
Soluble Potash (K2O)................................. 20%
Magnesium (Mg)......................................... 2.03%

2.03% Water Soluble Magnesium (Mg)
Boron (B).................................................... 0.0068%
Copper (Cu)................................................ 0.0036%

0.0036% Chelated Copper (Cu)
Iron (Fe)...................................................... 0.0500%

0.0500% Chelated Iron (Fe)
Manganese (Mn)......................................... 0.0250%

0.0250% Water Soluble Manganese (Mn)
Molybdenum (Mo)....................................... 0.0009%
Zinc (Zn)...................................................... 0.0025%

0.0025% Chelated Zinc (Zn)

Specifications: Professional Formula

Total Nitrogen (N)....................................... 10%

5% Ammoniacal Nitrogen

5% Nitrate Nitrogen
Available Phosphate (P2O5)....................... 30%
Soluble Potash (K2O)................................. 20%
Magnesium (Mg)......................................... 0.50%

0.50% Water Soluble Magnesium (Mg)
Boron (B).................................................... 0.02%
Copper (Cu)................................................ 0.05%

0.05% Chelated Copper (Cu)
Iron (Fe)...................................................... 0.10%

0.10% Chelated Iron (Fe)
Manganese (Mn)......................................... 0.05%

0.05% Water Soluble Manganese (Mn)
Molybdenum (Mo)....................................... 0.0009%
Zinc (Zn)...................................................... 0.05%

0.05% Chelated Zinc (Zn)

For small volume mixing

Dissolve the following amounts in 1 gallon of water. Injectors should not be used.
1/2tsp. = 67.5 ppm
1tsp. = 125 ppm
1tbspn. = 375 ppm

When using a Siphonex or Hoze-on proportioned

1:15 Setting E.C.
100 ppm = 2.0 oz. 0.98
200 ppm = 4.0 oz. 1.96
300 ppm = 6.0 oz. 2.94

Limit of Solubility in Hot Water = 3.5 lbs. per gallon


Additional Information

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 28934424041

Discover Niche Categories That Outsell bloom booster for pot plants

Top-Converting Item to Boost Your Average Order

4.0 ★★★★★
Based on 21 reviews
Sort
Highest Rating
Newest First
Oldest First
Product Reviews
B
Verified Purchase
Billy Ragsdale
Dallas, US
★★★★★ 5
These pillowcases are wonderful.
Color: Light Purple, Size: 2 Pack Queen(20x30)-Regular
I love my new pillowcases. They are cooling and easy to wash.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 4, 2026
L
Verified Purchase
Lane
Carnegie, US
★★★★★ 5
Great price nice and soft material
Color: Dark Grey, Size: 1 Pack Body(20x54)-Regular
Says it's a cooling pillow case and it fits my pillow perfect and yes it's cooling
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 27, 2026
S
Verified Purchase
Stephenochi
West Palm Beach, US
★★★★★ 5
Very cool pillow cover
Color: Dark Grey, Size: 1 Pack Body(20x54)-Regular
Great value for the price! Body pillow is very comfortable and silky smooth. Has a very nice very color. Pillow case is not heavy at all! Would recommend!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 1, 2026
S
Verified Purchase
sylvia
Draper, US
★★★★★ 5
Good pillow case
Color: Dark Grey, Size: 1 Pack Body(20x54)-Regular
It’s a nice soft pillow case. Fits perfectly on my body pillow
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 18, 2026
M
Verified Purchase
MJ
Belleville, US
★★★★★ 4
Cooling and comfortable against your skin
Color: Navy Blue, Size: 1 Pack Body(20x54)-Regular
Fits perfectly and feels nice against your skin. Just wish it had a zipper on the end. That would have made it perfect.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 8, 2026

recommand products