Best Compost Accelerators 2025

Advertising Disclosure

Last Updated - 09/06/2025

Best Choice

01

URBALIVE

Plastia Urbalive Worm Farm

Show more
9.8

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

Worm composter complete set – everything is included for successful composting. The composter has 2 levels (can be extended as desired), manual, hand shovel, gloves
Winner of the Good Design competition
SUSTAINABLE MONEY SAVE – With this plastic compost container, you are independent from now on, act environmentally conscious and no longer need to spend money on expensive plant fertilisers. The costs of the organic bin can also be saved
Make worm humus yourself – now this is also possible at home. Easily and quickly transform organic waste into the best plant fertiliser in the world. Your plants will thank you with radiant health and fragrant blooms
Clever composting – with the award-winning Design quick composter, kitchen waste is composted efficiently and odourlessly with worms. The worm farm is an extremely powerful compost accelerator and designed for kitchen, balcony and garden

148,94 €
02

WORMSYSTEMS

WORMSYSTEMS 2 x 500 Compost Worms Live in 10L Compost Accelerator Substrate

Show more
9.5

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

Worm box worms are delivered at all ages as adult young worms and worm eggs in reusable compost bins with ventilation membrane
Vermicompost provides plants with nutrients and improves plant health. Dung worms are also organic cannabis fertiliser in living soil
The compost starter substrate already contains micro-organsims and decomposer bacteria as the Eisenia worms have lived in it for a few weeks
Buy 1 x compost worms and continue to grow forever. Your organic waste is worm food in worm breeding where valuable worm humus compost remains as an organic fertiliser.
1000 compost worms live in 10 litres compost starter substrate - 2 populations of 500 earthworms each buy at a cheaper set price

77,90 €
Value for Money

03

Gärtner's

Gärtner's Compost Accelerator - 2.5 kg, Green

Show more
9.4

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

Wide applicability: suitable for home and allotment. Our compost starter helps to make valuable fertiliser from kitchen scraps and garden waste.
Practical Tips To keep vermin away, we recommend not to compost fried or steamed food leftovers. Promote a balanced mix of different compost materials for best results.
MICRO ORGANISM ACTIVATION By stimulating essential microorganisms, the product promotes the rotting process, resulting in faster preparation of high quality humus.
Highly effective formula: Gärtner's compost accelerator uses an organic-mineral composition to speed up the composting process and effectively implement hard-to-degradable substances.
Easy to use: For best results, spread 100-250 g/m² evenly over each layer of compost 20-30 cm thick. This promotes decomposition evenly.

9,49 €
04

Neudorff

Neudorff – Radivit Compost Accelerator – 1.75 kg

Show more
9.3

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

Sofort- und Langzeitwirkung: Der Zersetzungsvorgang startet sofort nach dem Ausstreuen der Komposthilfe bzw. des Granulats und sorgt für einen gesunden, langfristig fruchtbaren Boden
Nährstoffreiche Komposterde: Mykorrhiza verbessert das Wurzelwachstum, erhöht die Widerstandskraft und fördert die Blühkraft und Ernteertrag. Die Mikroorganismen beschleunigen den Zersetzungsprozess und fördern die Bodenfruchtbarkeit
Natürlich und unbedenklich: Das Kompostierungsmittel aus natürlichen Rohstoffen ist unbedenklich für Mensch und Tier
Eliminiert Unkrautsamen und Keime: Besonders im Thermokomposter kommt es zu einer ersten Hitzephase, in der viele Unkrautsamen und unerwünschte Keime absterben. Auch für offene Kompostmieten geeignet
Beschleunigte Kompostierung: Biologischer Kompostbeschleuniger zersetzt schnell alle Garten- und Küchenabfälle sowie Baum- und Rasenschnitt zu wertvollem Kompost. Reicht für 58 m² Fläche bzw. 3,5 m³ Kompostmaterial

9,99 €
05

FORMAT

Format 4005861008703 – Kompost-Beschleuniger 7.5 kg

Show more
9.1

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

TOOLS
Gardener Compost Accelerator 7.5kg
FORMAT

18,90 €
06

Envii

Envii Compost Accelerator – Compost Accelerator & Activator Speeds Up Composting Process – 12 Tablets

Show more
8.9

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

NATURAL COMPOST ACCELER: Envii compost accelerator accelerates the decomposition of organic garden and kitchen waste with the help of millions of beneficial bacteria. This produces high-quality, healthy compost all year round.
GREAT FOR ALL TYPES OF COMPOST BINS Each tab contains millions of beneficial bacteria that are suitable for all compost bins, large or small. Each pack contains 12 tabs that are enough to treat 1,800 litres of compost.
Easy to use: add 1 tab to a watering can per treatment - no powder or pods that take months to decompose! The application starts to work immediately.
CREATES PERFECT COMPOST The compost accelerator combines multiple strands of beneficial bacteria, enzymes and marine algae to create an environment where perfect compost is created. By reaching optimal temperatures faster, a healthy, nutrient-rich compost is created all year round.
CONTAINS ESSENTIAL NUTRITIONS AND BACTERIES Our compost accelerator contains a unique blend of natural bacteria and seaweed to optimize the quality and health of home-made compost. With the addition of seaweed, the mixture is so rich in nutrients that a rich harvest is produced and your plants stay stronger and healthier. Suitable for all kinds of indoor plants, vegetables and flowers.

14,99 €
07

Blumixx

Blumixx Quick Composter 3 kg | Compost Accelerator as Granules | Accelerates the Composting Process | High-Quality Compost Starter Made of Natural Materials | Ideal for Nutrient-Rich Soil

Show more
8.7

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

PROMOTES HEALTHY SOIL GROWTH The soil activator made of high quality granules not only improves composting, but also prepares the soil for the use of the finished soil. It ensures that the soil is enriched with valuable nutrients through the compost and thus promotes the growth of healthy plants.
Optimal Nutrient Composition: With a content of 4% total nitrogen, 3% total phosphate and 3% water-soluble potassium oxide, the compost accelerator ensures the right balance of nutrients. This targeted blend supports the activation of micro-organisms and promotes rapid rotting of your waste.
MULTIPURPOSE - The compost maker is suitable for all types of composting plants - be it a compost heap or container. It can be used from March to October and is therefore a useful tool for quick and efficient humus extraction all year round.
Easy to use: the application of the quick composter powder is very easy. Simply sprinkle 1-2 handfuls per m² on each 20-30 cm layer of garden and kitchen waste and repeat this process layer by layer until the compost pile has reached a height of 1.20 - 1.50 m. This effectively accelerates the composting process.
EFFECTIVE COMPOSTING ACCELER- Quick composter promotes rapid breakdown of garden and kitchen waste, allowing you to get nutrient-rich soil for your garden faster. It speeds up the natural decomposition process and ensures that your composting is more efficient, saving you time and effort.

14,29 €
08

EKOKOMPOST

EKOKOMPOST - Microbiological Composting Aid - Concentrated Formula - Compost Accelerator - Fast Compost - Quick Composter for Composter - 400g

Show more
8.5

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

Works at low temperatures (>4°C): Ecocompost allows effective microbial activity even in the cold, so that the composting process remains sustainable all year round.
SAFE FOR HUMANS AND ANIMALS Ekokompost safely turns organic waste into nutrient-rich compost without harmful by-products. Ideal for sustainability.
Fast decomposition of the material: EKOKOMPOST quickly decomposes organic waste, such as leaves and needles, with natural bacteria, and produces nutrient-rich compost.
Efficient and economical: a 400 g pack of ecocompost provides optimal composting and high coverage. Experience cost-effective organic waste recycling without compromise.
Easy to use: sprinkle 400 g of eco compost on 4 m³ compost, water and aerate it regularly. Mix the layers for optimal results. So easy!

14,69 €
09

LERAVA

LERAVA® Perlite for Plants [Organic] - 3L - Optimal Potting Soil Admixture, Natural & Breathable - Effective Nutrient & Water Storage - Ideal for Garden & Indoor Plants - Perlite for Plants

Show more
8.4

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

pH neutral and stable: our Perlite offer a stable, unchangeable quality with neutral pH value. Free from harmful microorganisms, it supports healthy plant growth in the garden.
Water retention: thanks to the porous structure, LERAVA Perlite ensures excellent water storage and permeability. Ideal for potting soil, it holds up to 15% water, promotes root growth and nutrient supply.
Thermal protection: protects the roots from temperature fluctuations and keeps nutrient solutions at a constant temperature. Ideal for use in the garden, ensuring healthy plants in all environments.
Natural product: LERAVA Perlite is a pure natural product, derived from specific volcanic rock type. Thermal expansion creates a lightweight, non-toxic substrate, ideal for plants and soil improvement.
Durable and versatile: as an inert, sterile material, LERAVA Perlite is ideal for potting soil. It supports long-term growing cycles and offers versatile uses.

9,97 €
10

undefined

The Benefits of Compost Activator: Some Benefit if You Use Compost Activator for Your Plant (English Edition)
8.2

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
Main highlights

2,99 €