---
product_id: 280862625
title: "Roebic Laboratories CA-2.5-12 2-1/2-Pound Bacterial Compost Accelerator"
brand: "roebic"
price: "405 kr"
currency: DKK
in_stock: false
reviews_count: 5
category: "Roebic"
url: https://www.desertcart.dk/products/280862625-roebic-laboratories-ca-2-5-12-2-1-2-pound
store_origin: DK
region: Denmark
---

# Speeds up decomposition by 50%+ pH-buffered for optimal bacteria growth Works in 32°F to 110°F temps Roebic Laboratories CA-2.5-12 2-1/2-Pound Bacterial Compost Accelerator

**Brand:** roebic
**Price:** 405 kr
**Availability:** ❌ Out of Stock

## Summary

> 🌿 Turn waste into garden gold—faster than ever!

## Quick Answers

- **What is this?** Roebic Laboratories CA-2.5-12 2-1/2-Pound Bacterial Compost Accelerator by roebic
- **How much does it cost?** 405 kr with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.dk](https://www.desertcart.dk/products/280862625-roebic-laboratories-ca-2-5-12-2-1-2-pound)

## Best For

- roebic enthusiasts

## Why This Product

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

## Key Features

- • **Balanced pH Formula:** Maintains ideal conditions for beneficial bacteria to thrive
- • **Nutrient-Rich Results:** Produces richer, healthier compost to elevate your garden’s vitality
- • **All-Season Performance:** Effective across a wide temperature range for year-round use
- • **Effortless Application:** Just sprinkle and watch your compost transform faster
- • **Accelerate Your Compost Game:** Boosts microbial activity to slash composting time dramatically

## Overview

Roebic CA-2.5-12 is a 2.5-pound bacterial compost accelerator designed to speed up organic decomposition by enhancing microbial activity. Buffered to maintain optimal pH, it works effectively in a broad temperature range, making it perfect for year-round composting. Easy to use with a simple sprinkle application, it helps create nutrient-rich compost that boosts garden health and sustainability.

## Description

Roebic CA-1 Bacterial Compost Accelerator: 2.5 pounds, for faster composting

Review: OK
Review: This stuff works and helps my compost out so much if I waited for Mother Nature it would be years to break down my pile this just makes it faster

## Features

- Complete formula for composting. Enhances decomposition process for nutrient-rich compost
- Buffered to maintain pH levels, ensuring optimal conditions for beneficial bacteria, accelerating composting process
- Effective in wide temperature ranges, ensuring consistent composting performance year-round
- Easy to use, simply sprinkle over compost pile. Enhances decomposition for nutrient-rich compost
- Boosts biological activity, accelerating decomposition and creating nutrient-rich compost for your garden
- Boosts biological activity
- Complete formula for composting
- Buffered to maintain pH
- Effective in wide temperature ranges
- Easy to use

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B000PDG5TC |
| Brand | Roebic |
| Color | Green |
| Customer Reviews | 4.4 4.4 out of 5 stars (1,433) |
| Date First Available | 17 August 2012 |
| Department | Unisex-Adult |
| Height | 8 inches |
| Included Components | Roebic CA-1 Bacterial Compost Accelerator: 2.5 pounds, for faster composting |
| Is Discontinued By Manufacturer | No |
| Item model number | CA-2.5 |
| Manufacturer | Roebic Laboratories, Inc. |
| Material Type | Plastic |
| Number of Items | 1 |
| Product Dimensions | 0.05 x 11.43 x 20.32 cm; 1.18 kg |
| Size | 2.5 LBS |
| Weight | 2.9 Pounds |
| Width | 4.5 inches |

## Images

![Roebic Laboratories CA-2.5-12 2-1/2-Pound Bacterial Compost Accelerator - Image 1](https://m.media-amazon.com/images/I/71n8k7GDeKL.jpg)
![Roebic Laboratories CA-2.5-12 2-1/2-Pound Bacterial Compost Accelerator - Image 2](https://m.media-amazon.com/images/I/81-g8U2aLgL.jpg)
![Roebic Laboratories CA-2.5-12 2-1/2-Pound Bacterial Compost Accelerator - Image 3](https://m.media-amazon.com/images/I/81NCpOuCl4L.jpg)
![Roebic Laboratories CA-2.5-12 2-1/2-Pound Bacterial Compost Accelerator - Image 4](https://m.media-amazon.com/images/I/81O1s0uxOLL.jpg)
![Roebic Laboratories CA-2.5-12 2-1/2-Pound Bacterial Compost Accelerator - Image 5](https://m.media-amazon.com/images/I/81VMITK04yL.jpg)

## Questions & Answers

**Q: Can this product be used in a green cone?**
A: I use it in my green rotating composter and it is working well

**Q: Is this product a powder or liquid?**
A: It is a powder. It definitely accelerated the composting process for me.

**Q: How long will the bottle last? Any directions available that I could read?**
A: Lasted me about a month. Directions state to apply some every time you add a layer of compost.

**Q: Will this harm/kill any worms?**
A: I think it does. i had the compost pile full of worms now i don't see all that many.

## Customer Reviews

### ⭐⭐⭐⭐ Review
*by S***U on 30 June 2025*

OK

### ⭐⭐⭐⭐⭐ Review
*by B***N on 27 November 2025*

This stuff works and helps my compost out so much if I waited for Mother Nature it would be years to break down my pile this just makes it faster

### ⭐⭐⭐⭐⭐ Review
*by S***A on 20 August 2025*

Very good start up kit

## Frequently Bought Together

- Roebic CA-1 Bacterial Compost Accelerator: 2.5 pounds, for faster composting
- FCMP Outdoor IM4000 Dual Chamber Tumbling Composter Canadian-Made, 100% Recycled Resin - Outdoor Rotating Compost Tumbler Bin for Garden, Kitchen, and Yard Waste, Black (37 Gallon)
- Jobe's Organics Fast Acting Granular Fertilizer Compost Starter, Easy Plant Care Compost Accelerator, 4 lbs Bag

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**Shop now:** [https://www.desertcart.dk/products/280862625-roebic-laboratories-ca-2-5-12-2-1-2-pound](https://www.desertcart.dk/products/280862625-roebic-laboratories-ca-2-5-12-2-1-2-pound)

---

*Product available on Desertcart Denmark*
*Store origin: DK*
*Last updated: 2026-01-26*