---
product_id: 271036209
title: "Bonide PRODUCTS INC 705 037321007050 Aluminum Sulfate, 4 Pound Multi"
brand: "bonide"
price: "€ 227.22"
currency: EUR
in_stock: false
reviews_count: 5
url: https://www.desertcart.fr/products/271036209-bonide-products-inc-705-037321007050-aluminum-sulfate-4-pound-multi
store_origin: FR
region: France
---

# Lowers soil pH to ideal 5.0 Includes easy application chart Effective on all soil types Bonide PRODUCTS INC 705 037321007050 Aluminum Sulfate, 4 Pound Multi

**Brand:** bonide
**Price:** € 227.22
**Availability:** ❌ Out of Stock

## Summary

> 🌿 Turn your garden acidic and iconic with Bonide Aluminum Sulfate!

## Quick Answers

- **What is this?** Bonide PRODUCTS INC 705 037321007050 Aluminum Sulfate, 4 Pound Multi by bonide
- **How much does it cost?** € 227.22 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.fr](https://www.desertcart.fr/products/271036209-bonide-products-inc-705-037321007050-aluminum-sulfate-4-pound-multi)

## Best For

- bonide enthusiasts

## Why This Product

- Trusted bonide brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Precision pH Control:** Achieve the perfect acidic soil environment with a target pH of 5.0 for thriving acid-loving plants.
- • **Trusted by Gardeners:** Backed by 498 reviews and a 4.5-star rating, join a community of successful growers.
- • **Hydrangea Color Magic:** Transform your Hydrangeas to stunning blue hues, making your garden the envy of your neighborhood.
- • **User-Friendly Application:** Simple powder formula with a clear, easy-to-follow dosage chart ensures hassle-free soil treatment.
- • **Universal Soil Compatibility:** Works seamlessly in sandy, loamy, and clay soils—no garden left behind.

## Overview

Bonide Aluminum Sulfate is a 4-pound powder designed to lower soil pH to 5.0, ideal for acid-loving plants like Azaleas, Camellias, and Hydrangeas. It works effectively across all soil types and includes a handy application chart for precise dosing. Trusted by hundreds of gardeners, it also enhances Hydrangea color, making your garden uniquely vibrant.

## Description

4 LB Aluminum Sulfate Lowers Soil PH For Acid Loving Plants Like Azaleas Camellias Gardenias Hemlock Holly Cedar Blueberry Etc Turns Hydrangeas Blue Includes Easy To Follow Chart Works In All Soil Types Box

Review: Worked better than I expected in organic indoor gardening
Review: Worked great!

## Features

- LOWERS SOIL PH 5.0 is a suitable pH for many garden plants that thrive in acidic environments. Aluminum Sulfate helps lower soil pH to this target. We recommend using a soil tester for an accurate soil reading before application.
- ACID LOVING PLANTS Aluminum Sulfate is designed to lower soil pH for acid loving plants such as Azaleas, Camellia, Gardenia, Hemlock, Holly, & more. It helps to turn Hydrangeas blue also.
- ALL SOILS COVERED Our Aluminum Sulfate works in all types of soil including sandy soil, loamy soil, & clay soil.
- EASY TO APPLY Blend this product into the soil, if possible, & water thoroughly after application. After at least two weeks, recheck soil pH. Reapply until the desired pH is reached.
- APPLICATION CHART PROVIDED The provided chart approximates the amount of Garden Rich Aluminum Sulfate needed to lower soil pH to 5.0 a suitable pH for many plants.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B000BZ4RJY |
| Brand | Bonide |
| Brand Name | Bonide |
| Coverage | Medium |
| Customer Reviews | 4.5 out of 5 stars 498 Reviews |
| Item Form | Powder |
| Item Weight | 1.81 kg |
| Item form | Powder |
| Item height | 12 inches |
| Item weight | 1.81 kg |
| Liquid Volume | 4 Liters |
| Liquid volume | 4 Liters |
| Manufacturer | Bonide |
| Model Number | 705 |
| Specific Uses For Product | Plant Growth |
| Specific uses for product | Plant Growth |
| Target Species | Azaleas, Camellias, Gardenias, Hemlock, Holly, Hydrangeas, and more |
| UPC | 037321007050 716080026570 |
| Unit Count | 64.0 Ounce |

## Product Details

- **Brand:** Bonide
- **Item weight:** 4 Pounds
- **Item form:** Powder
- **Liquid volume:** 4 Liters
- **Specific uses for product:** Plant Growth

## Images

![Bonide PRODUCTS INC 705 037321007050 Aluminum Sulfate, 4 Pound Multi - Image 1](https://m.media-amazon.com/images/I/61aZz9KiloL.jpg)
![Bonide PRODUCTS INC 705 037321007050 Aluminum Sulfate, 4 Pound Multi - Image 2](https://m.media-amazon.com/images/I/71+fQqSq3LL.jpg)
![Bonide PRODUCTS INC 705 037321007050 Aluminum Sulfate, 4 Pound Multi - Image 3](https://m.media-amazon.com/images/I/71+qCTPhYzL.jpg)
![Bonide PRODUCTS INC 705 037321007050 Aluminum Sulfate, 4 Pound Multi - Image 4](https://m.media-amazon.com/images/I/7165uGpGYFL.jpg)
![Bonide PRODUCTS INC 705 037321007050 Aluminum Sulfate, 4 Pound Multi - Image 5](https://m.media-amazon.com/images/I/71sH76-OADL.jpg)

## Questions & Answers

**Q: Where is this product manufactured?**
A: It appears to be manufactured in Oriskany, NY. I don’t know the source of the ingredients.

**Q: Is this pure enough to grow crystals for science project?**
A: I am no scientist, but would guess the answer is yes. Label says 100% aluminum sulfate. Aluminum 17% and sulfer 15%.  (Don't you also need potassium to grow crystals?)

**Q: Will this lower the ph for avocado / citrus saplings ?**
A: Yes. Aluminum sulphate lowers the ph in 
Soil

**Q: Isn’t  aluminum sulfate white? Why is it yellow in the picture?**
A: I  think that it just looks yellow-ish in the photo.  I bought this stuff and the crystals are white.  It's just the photo.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Worked better than I expected in organic indoor gardening
*by Y***Y on 15 April 2023*



### ⭐⭐⭐⭐⭐ Worked great!
*by L***A on 2 January 2025*



### ⭐⭐⭐⭐ Here’s hoping
*by P***K on 1 May 2023*



## Frequently Bought Together

- Bonide Garden Rich Aluminum Sulfate, 4 lbs. Ready-to-Use, Lowers pH in Home Garden, Compatible with all Soil Types
- Garden Tutor Soil pH Test Kit – 100 Strips with AI-Powered Web Reader – Accurate Testing for Lawn, Garden & Compost – pH 3.5–9

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*Product available on Desertcart France*
*Store origin: FR*
*Last updated: 2026-01-24*