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Composter

Garden Gear Worm Composter - Stackable Eco-Friendly Compost Bin

NOW

£ 26.99

£ 39.99

Garden Gear Worm Composter - Stackable Eco-Friendly Compost Bin

Sustainable Gardening. Reduces organic waste sent to landfill and supports eco friendly gardening practices. Efficient Composting. Quickly turns kitchen scraps, paper, and cardboard into nutrient rich compost for healthy plant growth.
Save 33 %!
160L Dual Chamber Compost Bin - Tumbling Garden Waste Composter with Sliding Doors

NOW

£ 47.49

£ 79.99

160L Dual Chamber Compost Bin - Tumbling Garden Waste Composter with Sliding Doors

Simple waste loading and compost removal 360° Tumbling Action. Mixes contents easily, no manual turning needed

3 bought

Save 41 %!
Weekett Electric Food Waste Composter with Quick, Standard, and Ferment Modes By Weekett

NOW

£ 139.00

£ 249.99

Weekett Electric Food Waste Composter with Quick, Standard, and Ferment Modes By Weekett

Certified Safety: Overheat protection and ETL certification. 2.5L Capacity: Handles up to 700g of scraps per cycle. Easy Clean: Dishwasher safe aluminium bucket and 30 min self clean mode.

9 bought

Save 44 %!
Peat-Free Greenhouse Vegetable Compost - 100% Organic, Seaweed Enriched

NOW

£ 11.99

£ 14.99

Peat-Free Greenhouse Vegetable Compost - 100% Organic, Seaweed Enriched

100% Peat Free Formula. Sustainable compost, ideal for eco conscious gardeners Perfect for Edible Crops.
Save 20 %!
Chempak Seed Base 525g - Premium Seed & Cutting Compost Additive

NOW

£ 6.99

£ 9.99

Chempak Seed Base 525g - Premium Seed & Cutting Compost Additive

Best used with Soluwet Wetting Agent to enhance compost re-wetting, promote germination, reduce evaporation, and minimize watering needs Chempak Seed Base effectively converts peat into high-quality seed and cutting compost Provides a reliable and efficient method for seed starting and early plant development Ideal for sowing seeds, striking cuttings, and potting up seedlings Refer to the Chempak fertiliser guide for additional information and usage tips Supplied as 1 x 525g Pack One scoop of Chempak Seed Base is 5g/5ml in size

1 bought

Save 30 %!
Peat-Free Garden Compost 70L - Eco-Friendly, Fertiliser-Enriched

NOW

£ 19.99

£ 24.99

Peat-Free Garden Compost 70L - Eco-Friendly, Fertiliser-Enriched

Our premium peat-free compost offers a sustainable and eco-friendly option A versatile compost suitable for various stages of plant growth, whether you're potting on plug plants or sowing seeds Excels in promoting plant health with its excellent drainage properties and open pockets that enhance aeration Incredipeatfree comes enriched with a balanced amount of fertilizer to kickstart your plants' growth Includes a sachet of incredibloom to customize the fertilization according to your plants' requirements Supplied as 70 litre bag of incredipeatfree and a 210g sachet of incredibloom

44 bought

Save 20 %!
Peat Free Professional Growers Compost 40L - Enriched, Sustainable Mix

NOW

£ 11.99

£ 14.99

Peat Free Professional Growers Compost 40L - Enriched, Sustainable Mix

Peat Free & Eco Friendly 100% peat free for sustainable, guilt free gardening Enriched with Seaweed Extract. Delivers vital nutrients for lush, vigorous plants Made in Britain.
Save 20 %!
Peat-Free Tree & Shrub Compost 40L with Incredibloom & Seaweed Extract

NOW

£ 11.99

£ 14.99

Peat-Free Tree & Shrub Compost 40L with Incredibloom & Seaweed Extract

40 Litre Large Bag. Generously filled for planting trees, shrubs, or borders. 100% Peat Free Blend. Eco friendly formula protects natural habitats and wildlife.
Save 20 %!
Peat-Free Potato Compost 40L with Incredicrop - Premium Blend for Healthy Tubers

NOW

£ 11.99

£ 14.99

Peat-Free Potato Compost 40L with Incredicrop - Premium Blend for Healthy Tubers

Generous 40L Volume. Ample compost for planting multiple potato bags or containers. 100% Peat Free Formula. Eco friendly compost supports sustainable gardening and reduces peat extraction.
Save 20 %!
Peat-Free Rose Compost with John Innes - 40L, Flowering Plant Care

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£ 11.99

£ 14.99

Peat-Free Rose Compost with John Innes - 40L, Flowering Plant Care

Peat Free Formula. Sustainable, eco friendly blend supports healthy rose growth Enriched with Seaweed Extract.
Save 20 %!
Peat-Free Houseplant Compost 40L - Eco-Friendly, Nutrient-Rich Mix

NOW

£ 11.99

£ 14.99

Peat-Free Houseplant Compost 40L - Eco-Friendly, Nutrient-Rich Mix

Peat Free & Eco Friendly 100% peat free compost supports sustainable gardening and reduces your carbon footprint. Enhanced Growth Formula. Generous 40L Volume. Large bag provides lasting value, ideal for multiple houseplants or larger containers.
Save 20 %!
Peat-Free Fruit & Vegetable Compost 40L - Nutrient-Rich, Eco-Friendly Mix

NOW

£ 11.99

£ 14.99

Peat-Free Fruit & Vegetable Compost 40L - Nutrient-Rich, Eco-Friendly Mix

100% Peat Free & Eco Friendly. Sustainably made in Britain to support greener gardening. Ideal for Edible Gardens. Specially blended for fruit, vegetable, and herb beds or containers.
Save 20 %!
Premium Vegan Compost & Plant Feed - 2 x 25L Bags for Healthy Growth

NOW

£ 19.99

£ 24.99

Premium Vegan Compost & Plant Feed - 2 x 25L Bags for Healthy Growth

Every bag comes with a 100g sachet of incredibloom® slow release plant food—perfect for potting on. Peat & Wood Fibre Blend.

6 bought

Save 20 %!
Peat-Free Fruit Tree Compost 40L - Premium, Moisture Lock, British Made

NOW

£ 11.99

£ 14.99

Peat-Free Fruit Tree Compost 40L - Premium, Moisture Lock, British Made

Peat Free & Eco Friendly 100% peat free blend supports sustainable gardening and environmental conservation. British Made. Suitable for planting new trees or top dressing established ones in containers or open ground. Moisture Lock Technology.
Save 20 %!
Peat-Free Vegetable Compost 40L - Premium Sustainable Blend

NOW

£ 11.99

£ 14.99

Peat-Free Vegetable Compost 40L - Premium Sustainable Blend

Peat Free & Eco Friendly. Sustainably made with natural ingredients for responsible gardening. Moisture Lock Technology. Retains water efficiently to reduce plant stress and keep roots hydrated.
Save 20 %!
Eco Coir Compost Packs - Peat-Free, Sustainable Growing Medium

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£ 8.99

£ 12.99

Eco Coir Compost Packs - Peat-Free, Sustainable Growing Medium

These compact coir blocks are lightweight and easily stackable, taking up minimal space compared to traditional bags of compost Ideal for sowing seeds, potting up plug plants, hanging baskets, repotting houseplants and growing container vegetables on the patio Supplied as 1 x 10 litre block Simply mix with water to create the equivalent of a 10-litre bag of peat-free compost in just 10 minutes With a p.H neutral composition, incredicoir offers excellent water retention and superb drainage, providing optimal growing conditions for plants Incredicoir is sourced as a by-product of the coconut industry, making it a sustainable alternative to peat moss and promoting environmentally friendly gardening practices

4 bought

Save 31 %!
Ericaceous Garden Compost 25L - Acid-Loving Plant Soil Mix

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£ 12.99

£ 17.99

Ericaceous Garden Compost 25L - Acid-Loving Plant Soil Mix

With a low, acid p.H, this provides essential nutrients to promote vigorous growth Locks up vital elements in the soil and prevents nutrient deficiencies Supplied in 25l bags A must have for all acid-loving plants Balanced formula perfects root development and establishes resilient root systems A garden essential to ensure long-term health and vibrancy

6 bought

Save 28 %!
Peat-Free Winter Bedding Compost 40L - Insulating & Nutrient-Rich

NOW

£ 11.99

£ 14.99

Peat-Free Winter Bedding Compost 40L - Insulating & Nutrient-Rich

100% Peat Free & Eco Friendly. Developed in Britain to protect peatlands and support sustainable gardening. Moisture Lock Technology. Retains water and reduces plant stress during cold, wet winter months.
Save 20 %!
Peat-Free Premium Bed & Borders Compost - 40L, Seaweed Enriched

NOW

£ 11.99

£ 14.99

Peat-Free Premium Bed & Borders Compost - 40L, Seaweed Enriched

100% Peat Free. Eco friendly compost supports sustainable gardening and helps protect peat bogs. Moisture Lock Technology. Retains water efficiently, reducing plant stress and watering frequency.
Save 20 %!
Peat-Free Hanging Basket Compost 40L - Sustainable, Enriched Mix

NOW

£ 11.99

£ 14.99

Peat-Free Hanging Basket Compost 40L - Sustainable, Enriched Mix

100% Peat Free Formula. Eco friendly blend protects peatlands and supports sustainable gardening. Moisture Lock Technology. Retains water, reduces plant stress, and minimises watering frequency.
Save 20 %!
Peat-Free Potting On Compost 40L - Enriched, Eco-Friendly Mix

NOW

£ 11.99

£ 14.99

Peat-Free Potting On Compost 40L - Enriched, Eco-Friendly Mix

Includes Incredibloom Fertiliser 120g pack boosts flowering and fruiting Peat Free Formula 100% peat free, eco friendly compost for sustainable gardening Slow Release Nutrition. Includes a year's supply of slow release feed for consistent growth Moisture Lock Technology.
Save 20 %!
Peat-Free Premium Bedding Compost 40L - For Vibrant Summer Blooms

NOW

£ 11.99

£ 14.99

Peat-Free Premium Bedding Compost 40L - For Vibrant Summer Blooms

Peat Free Formula. Environmentally friendly compost suitable for all bedding plants. Enriched with Seaweed Extract. Supplies natural nutrients for vigorous growth and improved pest resistance.
Save 20 %!
Peat-Free Container Compost 40L - All-Natural, Enriched, Moisture-Lock

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£ 11.99

£ 14.99

Peat-Free Container Compost 40L - All-Natural, Enriched, Moisture-Lock

100% Peat Free Formula. Eco friendly blend supports healthy plant growth and reduces environmental impact. Handcrafted in Britain. Premium ingredients and quality control for reliable results in pots, containers, or raised beds.
Save 20 %!
Peat Free Container Vegetable Compost 40L - Premium, Eco-Friendly Blend

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£ 11.99

£ 14.99

Peat Free Container Vegetable Compost 40L - Premium, Eco-Friendly Blend

100% Peat Free. Sustainable, eco friendly compost for all container vegetables. Includes Incredicrop Booster. Comes with a 120g pack to maximise vegetable yields.
Save 20 %!
Peat-Free Herb Compost 40L - Nutrient-Rich, Seaweed-Enriched Mix

NOW

£ 11.99

£ 14.99

Peat-Free Herb Compost 40L - Nutrient-Rich, Seaweed-Enriched Mix

40L Large Bag. Ample compost to nourish a wide range of herbs or container plants. Includes Incredicrop Booster. Extra 120g pack promotes stronger, healthier herb development.
Save 20 %!
Peat-Free Raised Bed Compost 40L - Enriched, Slow-Release Feed

NOW

£ 11.99

£ 14.99

Peat-Free Raised Bed Compost 40L - Enriched, Slow-Release Feed

Peat Free Formula. Eco friendly compost for sustainable gardening and healthy plant growth. Generous 40L Volume. Ample compost for raised beds, planters, and large containers.
Save 20 %!
Peat Free Tomato Compost 40L - Premium Plant Feed & Moisture Lock

NOW

£ 11.99

£ 14.99

Peat Free Tomato Compost 40L - Premium Plant Feed & Moisture Lock

Generous 40L Pack. Includes a 120g pack of Incredicrop, offering a complete tomato growing solution. Ideal for Tomatoes & Edibles. Specially formulated to boost fruit yield and flavour in homegrown crops.
Save 20 %!
Peat Free Bulb Compost 40L - Sustainable, Nutrient-Rich Mix for Flowering Bulbs

NOW

£ 11.99

£ 14.99

Peat Free Bulb Compost 40L - Sustainable, Nutrient-Rich Mix for Flowering Bulbs

Peat Free & Eco Friendly 100% peat free blend supports sustainable gardening and healthy soil structure. Slow Release Feed. Includes Incredibloom 120g Pack. Special flowering feed ensures abundant, colourful blooms.
Save 20 %!
Peat-Free Citrus Plant Compost 40L - Premium Moisture Lock, Seaweed Enriched

NOW

£ 11.99

£ 14.99

Peat-Free Citrus Plant Compost 40L - Premium Moisture Lock, Seaweed Enriched

100% Peat Free Formula. Eco friendly mix preserves peatlands and supports sustainable gardening. Moisture Lock Technology. Keeps citrus and Mediterranean plants hydrated, reducing stress and water needs.
Save 20 %!
160L Dual Chamber Tumbling Compost Bin - Outdoor Garden Waste Solution

NOW

£ 43.99

£ 95.99

160L Dual Chamber Tumbling Compost Bin - Outdoor Garden Waste Solution

  • Brand: Mhstar Uk Ltd
  • Gender: Unisex
  • Location: National Deal

4 bought

Save 54 %!
40L RocketGro Ericaceous Compost - Organic, Peat-Free Mix for Acid-Loving Plants

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£ 14.99

£ 16.99

40L RocketGro Ericaceous Compost - Organic, Peat-Free Mix for Acid-Loving Plants

100% organic, peat free, and chemical free. A natural, eco friendly compost for acid loving plants. Versatile use. Suitable for potting, repotting, and outdoor planting in beds, borders, and containers.

2 bought

Save 12 %!
Peat-Free Multi-Purpose Garden Compost - Eco-Friendly, 20L or 40L Bags

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£ 8.99

£ 19.98

Peat-Free Multi-Purpose Garden Compost - Eco-Friendly, 20L or 40L Bags

High quality compost crafted for UK gardens Nutrient Rich Seaweed Extract. Boosts soil fertility and enhances plant vitality naturally Versatile Bag Sizes.

1 bought

Save 55 %!
4.5L Tydi Kitchen Food Waste Bin - Push Button, Odour Control, Compact Countertop Compost Solution

NOW

£ 13.99

£ 18.95

4.5L Tydi Kitchen Food Waste Bin - Push Button, Odour Control, Compact Countertop Compost Solution

Odour Control: Press button lid seals in smells and keeps pests out. Easy Clean Exterior: Stain resistant plastic for effortless maintenance.

4 bought

Save 26 %!

Turn kitchen scraps and garden waste into nutrient-rich soil with our exclusive range of composters. At Wowcher UK, we understand the value of a simple, mess-free way to manage waste, which is why we offer a variety that blends practical design with sustainable living.


Imagine feeding your plants with finished compost that improves soil texture and moisture retention. Whether you have a small balcony or a large garden, there are options from compact kitchen composters to robust outdoor composters systems, all designed to reduce waste and costs.


Unbeatable Deals on Online Composters


Explore Wowcher UK’s deals on composters, compost bins, and starter kits for vermicomposting (worm farming) or bokashi fermentation. Our curated offers bring affordable, durable options for every space, from compact kitchen composters to heavy-duty outdoor garden composters. Save on delivery, bundles, and seasonal promotions while learning smart waste management.


Shopping with Wowcher UK helps you discover trusted brands and practical solutions to turn waste into a valuable soil amendment, without the guesswork or overpaying.


Frequently Asked Questions

What to Consider When Choosing a Composter?


First, assess the space you have. If you’re short on room, a compact compost bin or a kitchen composter that fits under a sink or on a balcony can be ideal. For larger gardens, a sturdy outdoor tumbler composter speeds up the process and reduces odor with proper aeration.


Material matters. Durable plastic or recycled materials resist the weather, while stainless steel options offer longevity in harsher climates. Consider a design with good ventilation and an easy access hatch to monitor moisture and turning.


Type matters too. Static compost bins are low-maintenance and perfect for steady input, while vermicomposters (worm farms) excel with smaller batches and kitchen scraps. Bokashi kits ferment waste quickly in a sealed container with minimal odor, great for compact living spaces.


Odor control and pest prevention are crucial. Look for sealed lids, secure clamps, and proper drainage to prevent smells or intrusions by wildlife. A well-balanced mix of browns and greens, plus occasional turning, helps maintain aerobic, odor-free composting.


Climate and location influence performance. Outdoor units need rain protection and a sturdy base, while indoor or balcony models should be compact, cleanable, and compliant with local regulations on composting smells and pests.


What Are the Most Popular Types of Composters?


Garden compost bins are a staple for homeowners with larger yards, providing steady processing of leaves, grass clippings, and kitchen scraps. Tumblers turn waste more quickly thanks to easier turning and built-in aeration, which reduces time to finished compost.


Vermicomposters or wormeries use red worms to break down organic matter rapidly in compact spaces, producing high-quality castings that enrich soil. Bokashi bins ferment waste using beneficial microbes; they’re excellent for breaking down meat and dairy scraps, and they pair nicely with a later garden composting stage.


For ultra-small spaces, countertop or compact //


kitchen composters and indoor bokashi systems offer tidy, low-odor waste processing with minimal handling. Each type has its own setup, maintenance, and harvest timing, choose the one that fits your garden size and lifestyle.


How to Maintain a Composter?


Start with a balanced mix of browns (dry leaves, shredded paper, cardboard) and greens (kitchen scraps, fresh grass clippings). Aim for roughly a 2:1 brown-to-green ratio to maintain airflow and reduce moisture buildup.


Keep the compost slightly moist, like a wrung-out sponge. If it’s too dry, add water or moisture-rich inputs; if too wet, add dry browns and aerate to restore porosity. Regular turning or tumbling helps maintain oxygen levels and speeds up decomposition.


Monitor temperature with a simple compost thermometer if you’re serious about faster results. Above all, avoid adding meat, fish, dairy, or oily foods to most backyard systems unless you’re using a bokashi or worm-based setup designed for those inputs.


When finished, sift or screen the material to separate any remaining bits from the finished compost, then use as soil improver, mulch, or garden fertilizer to enrich beds and pots. With our selection of composters, you’ll find the right fit to transform waste into soil health.


Keep your garden thriving with sustainable waste management. Our range includes compost bins, vermicomposters, and bokashi setups, all designed to help you reduce household waste and grow better soil with every batch.


How to Use Compost Safely and Effectively?


Always place your composter in a well-ventilated, accessible area. Keep children and pets away from the composting site while transferring materials and inspecting contents. Use clean tools when turning and avoid cross-contamination with soil or other garden beds.


Label inputs to maintain a healthy mix, greens on top, browns integrated throughout. Regular checks for pests or foul smells help you intervene early, whether by adjusting moisture, aeration, or input balance.


Finished compost should be dark, crumbly, earthy-smelling, and free of large debris. Use it to enrich vegetable plots, flower borders, and planters, or mix with potting soil to improve structure and moisture retention, resulting in stronger plant growth and healthier soil biology.


How long does it take for compost to mature?

Maturity times vary with inputs and conditions. In ideal conditions with a balanced carbon-to-nitrogen ratio, aeration, and consistent moisture, finished compost can be ready in 2 to 6 months for many systems. Bokashi-processed waste may require a second stage in a traditional outdoor compost bin, extending total time but delivering a highly stable soil amendment.


Can I compost in a small apartment or balcony?

Yes. Compact kitchen composters, countertop bokashi kits, and small vermicomposters are designed for limited spaces. They reduce odors with sealed designs and provide convenient access to finished or fermenting inputs. Pair a balcony-friendly unit with a privacy screen, and you can manage waste effectively without sacrificing space.


What should I add to compost and what should I avoid?

Add fruit and vegetable scraps, coffee grounds, eggshells, tea leaves, leaves, and small garden trimmings. Avoid meat, fish, dairy, fats, oils, and diseased plant material unless you’re using specialized bokashi or worm-based systems designed for those inputs. Chop larger items to speed up decomposition and keep the mix balanced with browns and greens.


What is the best way to store finished compost?

Store finished compost in a clean, dry area away from direct sunlight so it retains moisture and crumbly texture. Use a breathable bag or a covered bin to protect it from rain, pests, and contamination. When in doubt, cure the compost for several weeks before applying it to soil to ensure stability and microbial activity.


Are there risks when starting composting?

Initial odors or pests can occur if moisture is too high or the input balance skews heavily toward greens. Regular turning, adding browns, and ensuring proper drainage minimizes risk. For indoor bokashi or vermicomposting, follow the manufacturer’s guidelines to maintain safe conditions and avoid contamination of living spaces.


Discover the full range of composters at Wowcher UK and choose the perfect setup for your space. With helpful buying guides, seasonal deals, and customer-first support, you can start turning waste into valuable soil today.