---
product_id: 64484146
title: "Jack's Nutrients 15-0-0 Part B Calcium Nitrate, 25lb"
brand: "jack's classic"
price: "€ 317.11"
currency: EUR
in_stock: true
category: "Jack's Classic"
url: https://www.desertcart.fr/products/64484146-jacks-nutrients-15-0-0-part-b-calcium-nitrate-25lb
store_origin: FR
region: France
---

# Optimized for hydroponic continuous feed Water-soluble powder for easy mixing 15-0-0 Nitrate-Calcium ratio Jack's Nutrients 15-0-0 Part B Calcium Nitrate, 25lb

**Brand:** jack's classic
**Price:** € 317.11
**Availability:** ✅ In Stock

## Summary

> 🌱 Feed smarter, grow stronger — unlock your plants’ full potential!

## Quick Answers

- **What is this?** Jack's Nutrients 15-0-0 Part B Calcium Nitrate, 25lb by jack's classic
- **How much does it cost?** € 317.11 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.fr](https://www.desertcart.fr/products/64484146-jacks-nutrients-15-0-0-part-b-calcium-nitrate-25lb)

## 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

- • **Hydroponic-Ready:** Designed for continuous liquid feed systems, perfect for modern indoor and urban growers.
- • **Effortless Mixing:** Water-soluble powder dissolves quickly, letting you prepare gallons of liquid fertilizer with ease.
- • **Customizable Nutrition:** Simple two-macronutrient formula lets you tailor micronutrient additions for peak plant performance.
- • **Precision Nutrient Delivery:** 15-0-0 formula ensures rapid calcium and nitrate uptake for robust plant health.
- • **Trusted Quality & Performance:** Highly rated with 4.7 stars and a proven track record among gardening pros.

## Overview

Jack's Nutrients 15-0-0 Part B Calcium Nitrate is a 25lb water-soluble powder fertilizer designed to deliver highly available calcium and nitrate nitrogen. Ideal for hydroponic and soil applications, it mixes easily to create a continuous liquid feed that supports strong leaf growth and overall plant vigor. Part of a two-part system, it offers precision nutrient control favored by professional and hobbyist growers alike.

## Description

desertcart.com : Jack's Nutrients 15-0-0 Part B Calcium Nitrate, 25lb | Part 2 of a 2-Part Sytem, Powdered, Water-Soluble Fertilizer for Calcium Uptake and Strong Leaf Growth, Liquid Feed : Patio, Lawn & Garden

## Features

- 15-0-0 Analysis: Provides a very soluble and available source of calcium and nitrate nitrogen sources - Works in tandem with Jack's 5-12-26 Part A.
- 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!
- Mixing Rate: Dissolve 8.6 ounces in 100 gallons of water to achieve a final feed strength of 100 PPM N.
- Continuous Liquid Feed Program: Intended for use with hydroponic systems - Mixing instructions by volume included.
- Made for Simplicity: Made with only 2 major macronutrients for simplicity and customization in mind - Fill in the micronutrient needs of your plants separately for best results.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07CY62XXP |
| Application Method | Dissolve in water |
| Best Sellers Rank | #33,296 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #843 in Garden Fertilizers |
| Brand Name | Jack's Classic |
| Coverage | 25 |
| Customer Reviews | 4.7 4.7 out of 5 stars (611) |
| Item Form | Powder |
| Item Highlight | Part 2 of a 2-Part Sytem, Powdered, Water-Soluble Fertilizer for Calcium Uptake and Strong Leaf Growth, Liquid Feed |
| Item Weight | 25 pounds |
| Liquid Volume | 1 quarts |
| Manufacturer | JR Peters |
| Mixing Ratio | 8.6 ounces per 100 gallons |
| Model Number | 79080 |
| Number of Items | 1 |
| Number of Packs | 1 |
| Part Number | 79080 |
| Specific Uses For Product | Leaf Growth, Plant Growth |
| Target Species | plants |
| UPC | 671341790808 |
| Unit Count | 400 Ounce |

## Product Details

- **Brand:** Jack's Classic
- **Item Form:** Powder
- **Item Weight:** 25 pounds
- **Liquid Volume:** 1 quarts
- **Specific Uses For Product:** Leaf Growth, Plant Growth

## Images

![Jack's Nutrients 15-0-0 Part B Calcium Nitrate, 25lb - Image 1](https://m.media-amazon.com/images/I/41Um2zX2fcL.jpg)
![Jack's Nutrients 15-0-0 Part B Calcium Nitrate, 25lb - Image 2](https://m.media-amazon.com/images/I/41OIxjJHyLL.jpg)
![Jack's Nutrients 15-0-0 Part B Calcium Nitrate, 25lb - Image 3](https://m.media-amazon.com/images/I/51Ow5KwLBEL.jpg)
![Jack's Nutrients 15-0-0 Part B Calcium Nitrate, 25lb - Image 4](https://m.media-amazon.com/images/I/51DiT-YDhaL.jpg)
![Jack's Nutrients 15-0-0 Part B Calcium Nitrate, 25lb - Image 5](https://m.media-amazon.com/images/I/41AYR6hIC+L.jpg)

## Available Options

This product comes in different **Size** options.

## Frequently Bought Together

- Jack's Classic Nutrients 15-0-0 Part B Water-Soluble Fertilizer for Calcium Uptake and Strong Leaf Growth in Continuous Liquid Feed Programs, 25Lbs
- Jack's Classic Nutrients Hydroponic 5-12-26 Professional Fertilizer Part A, 25 lbs

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*Product available on Desertcart France*
*Store origin: FR*
*Last updated: 2026-09-19*