Top 10 Grit for Plants UK – Gardening Granulate

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1. Westland


20kg, Westland Potting Grit

Westland #ad - Improves drainage & opens up structure. Decorative finish for pots, containers & rockeries. Adds weight to pots & containers. Washed & graded 2-4mm grit.
BrandWestland #ad
Manufacturerwestland #ad
Part Number10600026

2. Thompson & Morgan


Mixing in Compost and Improving Drainage For Alpine, Cacti & Succulents 1 x 20kg Bag by Thompson and Morgan, Horticultural Potting Grit Multipurpose Fine Grit For Top Dressing

Thompson & Morgan #ad - Easy to use, all you have to do is mix the Potting Grit in with the soil and allow it to create small air holes which allow the water to drain through the soil more freely. Whilst this potting grit is recommended for use with Alpine, Cacti and Succulent plants, it can also be used for top dressing your ornamental plant displays. 1 x 20kg Bag. This potting grit is a very fine grit, designed for mixing in with compost and other growing mediums to improve drainage and aeration.
BrandThompson & Morgan #ad
ManufacturerTHOMPSON & MORGAN #ad
Weight20 kg (44.09 Pounds)



Provide Extra Drainage And Open Up The Compost Structure, 20kg Potting Grit

#ad #ad - It’s also great for creating a decorative finish on pots, ponds, containers, rockeries, aquariums and alpine plantings. Improves drainage & opens up structure, Adds weight to pots & containers. Potting grit is clean, rockeries, containers, uniform appearance makes Westland Potting Grit an ideal choice for creating a decorative finish for pots, around ponds, in aquariums and also for alpine landscapes. Decorative finish for pots, containers & rockeries, Ideal for anchoring aquatic plants. #ad #ad
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Part NumberWES-San

4. Generic


Kelkay RHS Horticultural Potting Grit | Lime Free | 2-8mm Coarse Quartzite | Plant Drainage 1kg

Generic #ad - When mixing with compost, add approximately 40-50g per litre and mix well. A 2kg bag 16cm x 13cm x 8cm. Ponds and aquatic planting. Improving drainage of heavy soils. Package sizes: a bag measures approx. 1kg bag 18cm x 10cm x 6cm. Alpines and rock gardens. Professional, angular quartzite coarse grit. Arrives in reusable grip seal bag. Suppressing weeds and deterring slugs. Drainage in pots and tubs. Ideal for: adding to composts. Part of the royal horticultural society Gardener's Collection, 2-8mm, lime free, the only range of grits and sands endorsed by the RHS.
BrandGeneric #ad
ManufacturerKelkay #ad
Height8 cm (3.15 Inches)
Length16 cm (6.3 Inches)
Weight1 kg (2.2 Pounds)
Width12 cm (4.72 Inches)
Part Number0012141

5. Jamieson Brothers


Can Be Added To Compost Mixes, used as top dressing for alpines and cacti, or improve drainage in pots, By Jamieson Brothers, Horticultural Potting Grit 25kg

Jamieson Brothers #ad - It's also great for creating a decorative finish on pots, containers, ponds, rockeries, aquariums and alpine plantings. Improves drainage and helps open up structure. Nowadays we offer a range of gardening products for your every need, whether you’re a manufacturer growing vegetables at scale, growing vegetables at the allotment or garden for personal use, landscaping outdoor spaces or are a budding gardening hobbyist.

What is horticultural potting grit: horticultural potting grit is very fine and is suitable for horticultural use within many garden projects. Where to use potting grit: jamieson brothers potting grit is ideal for mixing with compost or soil to provide extra drainage and open up the structure. It is ideal for breaking up heavy soils or composts, this products also helps drainage in beds and borders. Horticultural potting Grit is also suitable for top dressing pots, troughs and planters.

When added to potting compost, this horticultural grit creates a more open structure that prevents water logging. How to use horticultural potting grit: many gardeners dig over the soil and incorporate the horticultural potting grit that way. Suitable plants and uses around the garden: many garden plants such as Cacti, succulents, alpines don't enjoy wet conditions or roots. Established in scotland 1895: jamieson brothers were established in 1895 where we began selling our potatoes on a horse and cart. It is graded very fine 1-6mm grit.
BrandJamieson Brothers #ad
ManufacturerJamieson Brothers #ad
Height6 cm (2.36 Inches)
Length30 cm (11.81 Inches)
Weight25 kg (55.12 Pounds)
Width20 cm (7.87 Inches)
Part NumberGravel
ModelPotting Grit

6. Melcourt


Melcourt | Horticultural Coarse Grit | 20kg | 1

Melcourt #ad - A coarse multipurpose grit perfect for adding to soil to help drainage; ideal for cacti, succulents and alpines. Packed professionally in strapped boxes to ensure the product is delivered without an issue. Melcourt coarse grit has a nominal particle size of 2-6mm and is supplied washed and guaranteed lime-free. This grit offers a very attractive finish when used as a decorative top dressing, or it can be incorporated into compost mixes to improve drainage.
BrandMelcourt #ad
ManufacturerMelcourt #ad

7. bhomescent


Leca Horticultural Grit, Fine Grade 2-4mm 2L, Lava rock like, Clay Pebbles

bhomescent #ad - Seeds & cuttings: sterile and ph-neutral for seed and cutting planting. Lightweight drainage layer in vivariums. Creates an attractive top dressing for bulbs. Perfect for spring and summer flowering bulbs. Flowering bulbs: enhances drainage in proprietary composts.

Ideal for film set dressing, and art installations. Enhances soil conditions in open and closed glass containers. Prevents overheating of plants in plastic pots during summer. Honeycomb structure warms up quickly, aiding germination. Provides insulation for vulnerable seedlings. Discourages moss and lichen growth on the surface. Terrariums, bottle gardens, and vivariums: Ideal free-draining gravel substrate.

Ideal for low-growing alpines and herbs. Creates a quick-draining "collar" for moisture-sensitive plants. Ground cover & pot topping: provides free-draining ground cover and pot topping. Improves growing medium by adding a 1:2 ratio of grit to compost. Aerates soil and aids surface and deep drainage. In the garden: excellent insulating properties for plunge beds.
Brandbhomescent #ad
Manufacturerbhomescent #ad
Part Number1

8. Vitax Ltd


Vitax Coarse Grit approx. 20kg

Vitax Ltd #ad - Can be used to improve the soil structure for plants, shurbs and crops. Can be used to weigh down pots and planters during adverse weather. Horticultural grade Coarse Griit. Helps improve soil structure and drainage. Lime free PH neutral. Horticultural grade Coarse Griit.
BrandVitax Ltd #ad
ManufacturerVitax #ad

9. Muddy Hands


5kg Horticultural Coarse Grit, Mix with Compost & Soil to Improve Drainage & Aeration

Muddy Hands #ad - Coarse multi purpose grit which is perfect for adding to your compost mix for optimal drainage. Can also be used to weigh down plant pots and as a decorative pot topper.
BrandMuddy Hands #ad
ManufacturerMuddy Hands #ad
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Part Number57013

10. Topline


Garden Gro-Sure Perlite Potting Mix, 10L Perlite Grit for Plant Pots with Topline Card. Garden Potting Mix Granules for Outdoor Plants or Houseplants.

Topline #ad - Our compost perlite mixes with soil, potting compost or garden compost to help prevent soil compaction and multipurpose composts root development. Perlite gravel for plant pots is made from a mined volcanic glass of the same name.

This houseplant potting mix will help to promote healthy root growth by improving aeration, moisture retention and drainage. Perlite is a lightweight granular material that's white in colour. As a raw material it contains water, trapped by the rapid cooling of lava. The moisture vaporizes explosively when heat is applied. The perlite granules improves aeration and drainage and is also stable and long-lasting.

Horticultural perlite 10l bag with unique topline Thank You Card. It excellent for creating a free-draining potting compost for plants that need good drainage, such as cacti and succulents. Perlite is primarily used to aerate compost. Gro-sure perlite is a mixture of naturally occurring volcanic rock that has been heated to high temperatures to produce micro-porous granules.
BrandTopline #ad
ManufacturerTopline #ad
Height11 cm (4.33 Inches)
Length44 cm (17.32 Inches)
Weight1.5 kg (3.31 Pounds)
Width32 cm (12.6 Inches)
Part NumberP11
WarrantyNo warranty