---
product_id: 206588343
title: "Jack's Classic 10-30-20 Blossom Booster Water-Soluble Fertilizer, 4lb"
brand: "jack's classic"
price: "$140.10"
currency: USD
in_stock: true
category: "Jack's Classic"
url: https://www.desertcart.us/products/206588343-jacks-classic-10-30-20-blossom-booster-water-soluble-fertilizer
store_origin: US
region: United States of America
---

# Foliar & root feeding versatility Water-soluble powder for easy mixing 10-30-20 NPK ratio for vibrant blooms Jack's Classic 10-30-20 Blossom Booster Water-Soluble Fertilizer, 4lb

**Brand:** jack's classic
**Price:** $140.10
**Availability:** ✅ In Stock

## Summary

> 🌸 Feed your flowers like a pro—watch your garden steal the spotlight!

## Quick Answers

- **What is this?** Jack's Classic 10-30-20 Blossom Booster Water-Soluble Fertilizer, 4lb by jack's classic
- **How much does it cost?** $140.10 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/206588343-jacks-classic-10-30-20-blossom-booster-water-soluble-fertilizer)

## Best For

- jack's classic enthusiasts

## Why This Product

- Trusted jack's classic brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Micronutrient Magic:** Complete nutrition with added micronutrients—no extra supplements needed.
- • **Bloom Brilliance Boost:** Maximize flower color and quantity with a precise 10-30-20 nutrient formula.
- • **Dual Feeding Flexibility:** Apply directly to leaves or roots, or use in continuous feed systems for tailored plant care.
- • **Powdered Power Efficiency:** Concentrated powder stretches further than liquids—mix once, feed gallons.
- • **Precision Dosing Included:** Convenient measuring spoon ensures perfect mixes every time, no guesswork.

## Overview

Jack's Classic 10-30-20 Blossom Booster is a 4lb water-soluble powdered fertilizer designed to enhance flowering plants by delivering a balanced nutrient mix with added micronutrients. Suitable for foliar or root feeding, it offers versatile application methods and includes a measuring spoon for precise mixing, ensuring vibrant, abundant blooms with efficient use.

## Description

desertcart.com : Jack's Classic 10-30-20 Blossom Booster Water-Soluble Fertilizer, 4lb | Powdered Plant Food, Targeted Micronutrient Package, Increases Bloom Color & Quantity, Liquid Root & Foliar Feeding : Patio, Lawn & Garden

## Features

- 10-30-20 Analysis - Great for producing brighter, more plentiful flowers in flowering plants.
- Many Ways to Feed - Blossom Booster can be used as a foliar or root feeding product. Great for spraying directly onto leaves, roots, or when used in a continuous feed system.
- Water-Soluble Powder – Powdered concentrates go further than liquid fertilizers. Simply mix your measured powder with water and you are ready to feed with multiple gallons of liquid fertilizer!
- Included Measuring Spoon – All Jack’s Classic fertilizers come with a convenient spoon to create the right amount of liquid fertilizer for your plants.
- Micronutrients - Added micronutrients supply your plant with the nutrition it needs for optimal growth and health. Unlike other fertilizers, additional feeding is not required.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B088KP133N |
| Application Method | foliar or root feeding |
| Best Sellers Rank | #40,666 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #869 in Garden Fertilizers |
| Brand | Jack's Classic |
| Coverage | Full |
| Customer Reviews | 4.8 4.8 out of 5 stars (495) |
| Included Components | B088KP133N |
| Item Form | Powder |
| Item Highlight | Powdered Plant Food, Targeted Micronutrient Package, Increases Bloom Color & Quantity, Liquid Root & Foliar Feeding |
| Item Weight | 4 pounds |
| Liquid Volume | 64 fluid ounces |
| Manufacturer | JR Peters |
| Mixing Ratio | 1:3:2 |
| Model Number | JRP51024 |
| Number of Items | 1 |
| Part Number | 51064 |
| Specific Uses For Product | Plant Growth |
| Target Species | flowering plants, vegetables, and fruit |
| UPC | 671341510642 |
| Unit Count | 64 Ounce |

## Product Details

- **Brand:** Jack's Classic
- **Item Form:** Powder
- **Item Weight:** 4 pounds
- **Liquid Volume:** 64 fluid ounces
- **Specific Uses For Product:** Plant Growth

## Images

![Jack's Classic 10-30-20 Blossom Booster Water-Soluble Fertilizer, 4lb - Image 1](https://m.media-amazon.com/images/I/71k7ETtaNDL.jpg)

## Frequently Bought Together

- Jack's Classic 10-30-20 Blossom Booster Water-Soluble Fertilizer with Micronutrients for Increasing Color and Quantity of Blooms in Flowering Plants, 4lbs
- Jack's Classic 20-20-20 All Purpose Water-Soluble Fertilizer with Micronutrients to Provide General Growth on All Plants, 4lbs
- Jack's Classic 12-15-30 Tomato Feed Water-Soluble Fertilizer with Micronutrients for Plant Growth and Abundant Fruit Set in Blooming Vegetable Plants, 1.5lbs, 2 Pack

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**Shop now:** [https://www.desertcart.us/products/206588343-jacks-classic-10-30-20-blossom-booster-water-soluble-fertilizer](https://www.desertcart.us/products/206588343-jacks-classic-10-30-20-blossom-booster-water-soluble-fertilizer)

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-11-13*