---
product_id: 131615570
title: "Espoma Organic Soil Acidifier 6 Lb."
brand: "espoma"
price: "£31.48"
currency: GBP
in_stock: true
reviews_count: 8
category: "Espoma"
url: https://www.desertcart.co.uk/products/131615570-espoma-organic-soil-acidifier-6-lb
store_origin: GB
region: United Kingdom
---

# 6 lbs organic granules lowers soil pH precisely Made in USA since 1929 Espoma Organic Soil Acidifier 6 Lb.

**Brand:** espoma
**Price:** £31.48
**Availability:** ✅ In Stock

## Summary

> 🌿 Elevate your garden’s vibe with nature’s acidifier — bloom bold, grow organic!

## Quick Answers

- **What is this?** Espoma Organic Soil Acidifier 6 Lb. by espoma
- **How much does it cost?** £31.48 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/131615570-espoma-organic-soil-acidifier-6-lb)

## Best For

- espoma enthusiasts

## Why This Product

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

## Key Features

- • **Trusted Legacy Since 1929:** Espoma’s natural organics expertise guarantees quality and reliability.
- • **Certified Organic Growth Boost:** Approved for organic gardening, ensuring pure, chemical-free plant care.
- • **Tailored for Acid-Loving Plants:** Perfectly formulated for azaleas, blueberries, rhododendrons, and more.
- • **Easy Application, Visible Results:** Granular formula spreads evenly, promoting greener, healthier plants.
- • **Transform Your Garden’s Palette:** Turn hydrangeas electric blue by lowering soil pH with precision.

## Overview

Espoma Organic Soil Acidifier is a 6 lb granular soil treatment designed to lower soil pH for acid-loving plants like hydrangeas and blueberries. Made in the USA and approved for organic gardening, it contains elemental sulfur and gypsum to promote vibrant, healthier growth and can even turn hydrangea blooms electric blue. Trusted since 1929, it’s a must-have for professional gardeners seeking natural, effective soil enhancement.

## Description

Use Espoma Organic Soil Acidifier to lower the pH of your soil and to provide your plants with sulfur to promote growth and make them greener. Add this organic soil acidifier to your soil to make hydrangeas change from pink to blue.

Review: Great product - It help my flower bloom again.
Review: Blueberry fertilizer - Great for Blueberries

## Features

- FOR USE ON: For all Acid-loving plants; Use Espoma Organic Soil Acidifier for azaleas, hydrangeas, rhododendrons, blueberries, evergreens, strawberries, camellias, and all plants that thrive in acidic soils
- TURNS HYDRANGEAS BLUE: Turn Mophead & Lacecap hydrangeas blooms to an electric blue by adding Soil Acidifier and lowering soil pH
- CONTAINS: Soil Acidifier contains elemental sulfur and gypsum
- FOR ORGANIC GARDENING: Soil Acidifier is approved for organic gardening; It is a registered Organic Input Material meaning it meets all requirements for organic production
- MADE IN THE USA: Product of the Espoma Company. The leader in natural organics since 1929

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07PZW4KQ8 |
| Best Sellers Rank | #27,796 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #284 in Garden Soil |
| Brand | Espoma |
| Brand Name | Espoma |
| Coverage | Acid-loving plants (e.g., hydrangeas, blueberries, evergreens, azaleas, rhododendrons, strawberries, camellias) |
| Customer Reviews | 4.5 out of 5 stars 284 Reviews |
| Included Components | Espoma - GSUL6 |
| Item Form | Granules |
| Item Type Name | Espoma - GSUL6 |
| Item Weight | 0.69 Kilograms |
| Manufacturer | Espoma |
| Mixing Ratio | 6 pounds per 50 square feet per pH point |
| Model Number | Espoma - GSUL6 |
| Number of Items | 1 |
| Number of Packs | 1 |
| Part Number | GSUL6 |
| Specific Uses For Product | Organic |
| Target Species | Hydrangeas and blueberries |
| UPC | 309277141332 |
| Unit Count | 1.0 Count |

## Product Details

- **Brand:** Espoma
- **Item Form:** Granules
- **Item Weight:** 0.69 Kilograms
- **Manufacturer:** Espoma
- **Specific Uses For Product:** Organic

## Images

![Espoma Organic Soil Acidifier 6 Lb. - Image 1](https://m.media-amazon.com/images/I/81va9iOSrYL.jpg)
![Espoma Organic Soil Acidifier 6 Lb. - Image 2](https://m.media-amazon.com/images/I/819glgLnL8L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great product
*by L***N on February 21, 2026*

It help my flower bloom again.

### ⭐⭐⭐⭐⭐ Blueberry fertilizer
*by M***Y on April 18, 2026*

Great for Blueberries

### ⭐⭐⭐⭐ Works Well for Acid-Loving Plants — Noticeable Results Over Time
*by T***E on April 16, 2026*

I picked up this Espoma Organic Soil Acidifier to help adjust my soil for plants that prefer more acidic conditions, and overall, it does exactly what it’s supposed to. It’s especially great for things like hydrangeas and blueberries, and with consistent use, you can start to see results—like deeper color in blooms (especially turning hydrangeas more blue) and healthier overall growth. I also like that it’s organic, so it feels safer to use around the yard compared to harsher chemical options. Application is pretty simple—just sprinkle and water it in—but like most soil treatments, it’s not instant. It takes a little time and consistency to really shift the pH, so patience is key. One thing to keep in mind is that results can vary depending on your starting soil conditions, so testing your soil beforehand helps get the best outcome. Pros: ✔️ Effective for lowering soil pH ✔️ Great for hydrangeas, blueberries, and acid-loving plants ✔️ Organic and safer than harsher alternatives ✔️ Easy to apply Cons: ❌ Results take time (not instant) ❌ May require multiple applications ❌ Best results with soil testing Overall: A reliable and easy-to-use soil amendment that works well over time. If you’re trying to improve plant health or adjust bloom color naturally, this is a solid option.

## Frequently Bought Together

- Espoma Organic Soil Acidifier 6 Lb.
- Espoma Organic Berry-Tone 4-3-4 Natural & Organic Fertilizer and Plant Food for All Berries. 4 lb. Bag. Use for Planting & Feeding to Promote Bountiful Harvest - Pack of 2
- Down to Earth All Natural Acid Mix Fertilizer 4-3-6, 5 lb

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.co.uk/products/131615570-espoma-organic-soil-acidifier-6-lb](https://www.desertcart.co.uk/products/131615570-espoma-organic-soil-acidifier-6-lb)

---

*Product available on Desertcart United Kingdom*
*Store origin: GB*
*Last updated: 2026-05-21*