Compost accelerators in comparison
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Last updated on 16.10.2026
1
Hardys 60L Multi Purpose Compost - Potting & Seed Compost for Outdoor Plants | All Purpose Indoor Plants Potting | Nutrient Rich Fertiliser for Garden, Pots, Planter Beds
Hardys
16% off
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9,9
Offer ends in:
04Days
10hours
20minutes
30seconds
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2
Envii Compost Accelerator – Organic Compost Maker & Activator, Uses Natural Beneficial Bacteria to Speed up the Composting Process, Suitable for All Bins 12 Tablets Treats 1,800L
envii
free shipping
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9,8
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3
Miracle-Gro Compost Maker, 3.5kg
Miracle-Gro
free shipping
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9,7
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4
Yorkshire Worms TIGER COMPOST WORMS - Suitable for Composting and Wormery Starter Packs (100g)
Yorkshire Worms
free shipping
To the product (1 offer)
9,4
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5
Gardening Naturally Natural Compost Accelerator for Garden & Kitchen Waste 500ml
Gardening Naturally
free shipping
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9,4
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6
Topline Garotta Garden Compost Maker Bundle - Pack of 2 x 3.5kg Organic Compost Accelerator for Plants Card. Multipurpose Compost for Vegetables Growing, Outdoor Plants.
Topline
free shipping
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9,4
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7
Elixir Gardens Compost Activator & Accelerator 4.5-0-0 5kg Bag
Elixir Gardens
free shipping
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9,4
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8
Vitax Compost Maker 10kg Compost Accelerator Garden Waste Breakdown Aid | Compost accelerator with organic nutrients to help break down garden and household waste into rich, dark compost
caprican
free shipping
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9,2
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9
Nixodor Compost Accelerator 1L – Fast Acting Organic Compost Activator, Speeds Up Decomposition, Reduces Odor – Ideal for Garden & Kitchen Waste, Environmentally Friendly Formula
Nixodor
free shipping
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9,2
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10
Compost Accelerator For Compost Bin 1kg - Bokashi Bran - Compost Activator - Microbes And Bran Accelerates Composting For Ideal Soil Improver - Sprinkle 2 tbls Bran On Compost Every Time You Add Waste
Seedzbox
free shipping
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9,2
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You might also be interested in these compost accelerators.
25% off
Pelle & Sol 60L Multi Purpose Compost - Compost for Outdoor Plants & Soil for Plants Indoors - Potting Soil for Pots Plants Outdoor - All Purpose Nutrient Rich Fertiliser, Houseplant Potting Mix
Nurture Healthier, Stronger Plants: This multipurpose compost is packed with essential nutrients, supporting robust root development and long-lasting plant health. Suitable for house plant compost indoor and compost for outdoor plants, it works great for potting mix, plant soil, and compost for vegetables growing, ensuring thriving plants in plant pots indoor and plant pots outdoor.
£ 12.71
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To the product (5 offers)
Compost-It Compost Accelerator/Starter 100g Spout Pack for All Composting Systems, (100% Natural Concentrate)
Starter and accelerator to create nutrient-rich compost in just 4 weeks Suitable for all composting systems and worm farms Over 60 different active ingredients, fast, effective and easy to use Reduces unpleasant and unhealthy odors, perfect for kitchen scrap bins Chemical and poison free - safe and natural activator, booster and enhancer
£ 42.18
free shipping
To the product (1 offer)
Multi Purpose Compost with added John Innes 60L - 6 months feeding added as standard to this premium mix - Ideal for use at home in the garden - By Jamieson Brothers
PREMIUM MIX: Jamieson Brothers Multi Purpose Compost with added John Innes 60L bag - A true premium mix only available online and offering clean, disease free multipurpose growing media 6 months feeding as standard and contains no green waste material.
£ 19.99
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Lava-Lite Composter+ (3 Litres) Organic Compost Maker & Activator, Uses Natural Beneficial Bacteria to Speed up the Composting Process, Suitable for All Compost Bins (3 Litres)
Soil improver for garden: Improves nutrient retention 100% natural and eco-friendly, improves the biological process and reduces nitrogen loss
£ 14.13
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Greena Leaf Compost Maker
ALL NATURAL: Unique solution that utilizes an all-natural, unique formulation to accelerate the decomposition of leaves into a high-quality valuable resource that's rich in nutrients and beneficial microbes.
£ 10.99
free shipping
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Garden Solutions Compost Accelerator 500ml
Garden Solutions
£ 10.99
free shipping
To the product (1 offer)
Darlac Compost Aerator Compost Aerator Tool
IDEAL FOR COMPOST HEAPS & BINS: The Darlac Compost Aerator is perfect for anyone with a compost heap or compost bin
£ 29.95
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ALGA-SOL Cold Press Concentrate Seaweed Extract Ascophyllum Seaweed Extract 5Ltr Biostimulant Fertiliser Fertilizer Seaweed Plant Feed Organic Fertiliser Fertilizer
Balanced pH: ALGA-SOL Seaweed Extract contains a balanced pH of around 5-6, making it ideal for all applications. Many seaweeds on the market are high in pH due to their chemical extraction. The dangers of using an alkaline based seaweed extract include the onset of diseases such as scab in potatoes.
£ 19.99
free shipping
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Vitax Compost Maker Soil Additive Organic Nutrient Accelerator For Rapid Breakdown Enriching Soil Health And Fertility - Suitable For Open Heaps, Bins, And Plastic Sacks - 10kg
Versatile Application: Compost Maker can be utilized on open heaps, compost bins, and even in plastic sacks, offering flexibility in composting methods and accommodating various gardening setups.
£ 16.98
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MICROBZ Compost Activator – Live Cultures for Breakdown Acceleration, 1L | Natural multi strain concentrate for compost bins & heaps, kitchen & garden waste breakdown accelerator, smell & pest control
NATURAL COMPOST ACTIVATOR: Microbz Compost Activator introduces billions of beneficial microbes to your compost, boosting microbial activity and accelerating the natural breakdown of organic material into rich, healthy compost.
£ 16.99
free shipping
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Wiggly Wigglers Live Bokashi Bran For Quick & Easy Composting All-Season Compost Accelerator Organic Kitchen Waste Molasses (15kg)
BOKASHI ACTIVE BRAN --- Bokashi Bran, a high-quality compost accelerator, is made with a rich mother culture for efficient and robust fermentation. The core of our Bokashi Composting system is our Bokashi Active Bran.
£ 87.95
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Biolan Compost Bin Accelerator 5.5 L, Organic, 100% Vegan, Improves Compost Quality
The composting accelerator is a 100% vegan product that accelerates the composting of kitchen and garden waste and improves the quality of the compost.
£ 15.95
free shipping
To the product (1 offer)