---
product_id: 605634445
title: "Jack's Classic Professional Blossom Booster 10-30-20 Water-Soluble Fertilizer for Flowering Plants and Vegetables, 8oz"
brand: "jack's classic"
price: "6418 kr"
currency: ISK
in_stock: false
reviews_count: 5
category: "Jack's Classic"
url: https://www.desertcart.is/products/605634445-jacks-classic-professional-blossom-booster-10-30-20-water-soluble
store_origin: IS
region: Iceland
---

# 10-30-20 NPK ratio for vibrant blooms Free measuring spoon for precise dosing Water-soluble for fast root & leaf absorption Jack's Classic Professional Blossom Booster 10-30-20 Water-Soluble Fertilizer for Flowering Plants and Vegetables, 8oz

**Brand:** jack's classic
**Price:** 6418 kr
**Availability:** ❌ Out of Stock

## Summary

> 🌿 Elevate your garden game—because your blooms deserve the pro touch!

## Quick Answers

- **What is this?** Jack's Classic Professional Blossom Booster 10-30-20 Water-Soluble Fertilizer for Flowering Plants and Vegetables, 8oz by jack's classic
- **How much does it cost?** 6418 kr with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.is](https://www.desertcart.is/products/605634445-jacks-classic-professional-blossom-booster-10-30-20-water-soluble)

## 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

- • **Compact Powerhouse:** Concentrated 8oz size delivers exceptional value without cluttering your gardening space.
- • **Dual-Action Feeding:** Feeds through roots and leaves for rapid, visible plant vitality and color pop.
- • **Safe & User-Friendly:** Highest safety factor minimizes burn risk—perfect for meticulous gardeners who demand precision.
- • **Bloom Brilliance Boost:** Unlock richer, more abundant flowers with the proven 1:3:2 nutrient formula trusted by pros.
- • **Trusted by Experts & Enthusiasts:** Join thousands of satisfied growers who rely on Jack’s Classic for consistent, stunning results.

## Overview

Jack's Classic Professional Blossom Booster 10-30-20 is a concentrated, water-soluble fertilizer designed to enhance flowering and color vibrancy in indoor and outdoor plants. Featuring a precise 1:3:2 nutrient ratio, it feeds through roots and leaves for fast absorption, includes a free measuring spoon for exact application, and offers a high safety margin to prevent plant burn. Trusted by professional growers and home gardeners alike, this 8oz formula delivers exceptional bloom performance in a compact, easy-to-use package.

## Description

Blossom Booster 10-30-20 is a Professional formula designed to produce more flowers and brighter colors on all indoor and outdoor plants. Feeds through both the roots and the leaves. This is the Original Blossom Booster with the proven 1:3:2 nutrient ratio– the quality is unmatched in the home gardener market. 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.

Review: Excellent product. Though the container is very compact, it is so concentrated that it is a very good value for the money. Very easy to use. So far, my orchid seems to be responding well. Works great. No problems.
Review: Worked perfectly for my Jasmine. I tried it as well for my anthurium and waiting the result. Make sure to wear gloves while using it. I felt some little burn sensation on my skin when I used it without gloves. Make sure to follow the dose instructions.

## Features

- Fantastic blend can be used on a variety of plants to encourage and enhance blooming
- Features the highest safety factor to prevent burning when applied as directed
- Feeds through the roots and leaves
- Free measuring spoon enclosed for easy and precise application
- One of the most popular and trusted brands on the market

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B009YOIABY |
| Customer Reviews | 4.7 4.7 out of 5 stars (859) |
| Date First Available | 17 June 2014 |
| Item display weight | 0.5 Pounds |
| Item model number | 10-30-20 |
| Manufacturer | J.R. Peters Inc |
| Package Dimensions | 11.81 x 11.71 x 7.29 cm; 226.8 g |
| Part number | 1 |

## Product Details

- **Brand:** Jack's Classic
- **Item form:** Granules
- **Item weight:** 8 Ounces
- **Liquid volume:** 8 Fluid Ounces
- **Specific uses for product:** Plant Growth

## Images

![Jack's Classic Professional Blossom Booster 10-30-20 Water-Soluble Fertilizer for Flowering Plants and Vegetables, 8oz - Image 1](https://m.media-amazon.com/images/I/71zPZ1TUTHL.jpg)
![Jack's Classic Professional Blossom Booster 10-30-20 Water-Soluble Fertilizer for Flowering Plants and Vegetables, 8oz - Image 2](https://m.media-amazon.com/images/I/81IQyldaBdL.jpg)
![Jack's Classic Professional Blossom Booster 10-30-20 Water-Soluble Fertilizer for Flowering Plants and Vegetables, 8oz - Image 3](https://m.media-amazon.com/images/I/81VcdVy5d4L.jpg)
![Jack's Classic Professional Blossom Booster 10-30-20 Water-Soluble Fertilizer for Flowering Plants and Vegetables, 8oz - Image 4](https://m.media-amazon.com/images/I/81ZmfDTtgCL.jpg)
![Jack's Classic Professional Blossom Booster 10-30-20 Water-Soluble Fertilizer for Flowering Plants and Vegetables, 8oz - Image 5](https://m.media-amazon.com/images/I/81o5en6pD5L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by E***H on 17 December 2025*

Excellent product. Though the container is very compact, it is so concentrated that it is a very good value for the money. Very easy to use. So far, my orchid seems to be responding well. Works great. No problems.

### ⭐⭐⭐⭐⭐ Review
*by D***N on 24 November 2025*

Worked perfectly for my Jasmine. I tried it as well for my anthurium and waiting the result. Make sure to wear gloves while using it. I felt some little burn sensation on my skin when I used it without gloves. Make sure to follow the dose instructions.

### ⭐⭐⭐⭐⭐ Review
*by V***S on 19 August 2025*

After I used this I noticed a huge improvement with my hanging baskets , the blooms were bigger and they multiplied. I will def be buying more of this and will ditch the miracle grow. I should have bought the bigger container I love this stuff ❤️❤️❤️❤️❤️

## 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, 8oz
- Jack's Classic All Purpose 20-20-20 Water Soluble Plant Food (1.5lbs)
- Jack's Classic 15-30-15 Houseplant Special Water-Soluble Fertilizer with Micronutrients to Green-Up and Increase Blooms in Houseplants, 8oz

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*Product available on Desertcart Iceland*
*Store origin: IS*
*Last updated: 2026-01-27*