Please note, bulk compost is currently out of stock. New material will be ready at the end of April. Deliveries and collections are expected to commence from 29/04/2024. **PLEASE EMAIL PRO-GROW@VEOLIA.COM TO JOIN THE WAITING LIST** Loose PAS100 Compost Soil Conditioner Delivered Nationwide. Contact the team for prices at, by calling 0800 072 2369 or submit an online enquiry form.

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Product Description

Pro-Grow soil conditioner compost produces a much healthier soil, bringing about healthier vegetation and higher growth rates.

Pro-Grow Soil Conditioner can be used for turfing, creating raised beds, mulching, planting trees and shrubs, and general soil conditioning, and when mixed with garden soil is suitable for hanging baskets, pots and containers, growing fruit, herbs and vegetables, planting flowers and seeding.

Pro-Grow Soil Conditioner is screened to 0-10mm making it fine and free-flowing. Contains minimal sticks & stones, and maximum value!  

We are the biggest manufacturer of this product in the UK with tonnes of specialist knowledge to ensure the best quality.


Customer Reviews

By Diana Porter on 12th April 2023
"I buy this in bulk every year to mulch flower beds. It is excellent at keeping weeds at bay and as it breaks down it improves the soil too. Easy delivery and communication."
Star Rating 5

Key Benefits

  • 100% British and peat-free
  • Environmentally friendly: by buying this product you are helping to reduce the ecological impact and carbon footprint associated with removal of peat from peatlands.
  • Improves soil fertility and moisture retention for boosted vegetable yields
  • Reduces the need for chemical fertilizers. This product provides natural primary nutrients such as nitrogen, phosphorus and potassium, secondary nutrients such as calcium, magnesium and sulphur and trace elements such as iron and boron
  • Better root environment for plants
  • Breaks down heavy clay soils to improve moisture infiltration and drainage; and adds humus to sandy soils to improve moisture holding capacity
  • Increased nutrient uptake and decreased soil borne diseases
  • Helps to keep soil pH stable
  • Improved resistance to soil compaction and erosion
  • Not suitable for ericaceous plants


Directions for Use

  • Bedding Plants & Vegetables: Dig a hole and mix in the ratio of 1 spadeful of soil conditioner to 3 spadefuls of soil, place the plant in position, fill in with the mixed soil and water immediately.
  • Trees & Shrubs: Dig a hole and mix in the ratio of 1 spadeful of soil conditioner with 2 spades of soil, place tree or shrub in position, fill in with the mixed soil and water immediately.
  • Potting: For potting always mix 1 handful of soil conditioner to 3 handfuls of soil or peat.
  • Seed Beds: Prepare seed beds and rake 2 spadefuls of soil conditioner per square metre into the top 5-7 cm (2-3") of the soil. Prepare seed trough and seed accordingly before covering with the treated soil.
  • Soil Conditioning: Apply 5-7 cm (2-3") of soil conditioner to the surface of the soil and fork into the top 15cm (6") of the soil. Plant seed or flowers as normal.
  • At a depth of 5cm, a 1,000L bag will cover 20m².

Safe Handling:

Every effort has been made to ensure this compost contains no germs, sharp fragments, toxins or regenerative plant parts. However, the compost producer cannot guarantee they will never be present. As with all products of this type, wear gloves when handling and wash hands after use. During handling avoid inhaling any dust or water vapour or droplets from it, or ingesting any of it.


This product should be kept in a dry and cool place covered from wind-blown weeds and other contaminants.

Delivery or Collection

Deliveries are made using 8 wheeler tippers or artic vehicles. Vehicle type will depend on the quantity ordered and space available on site. 

Collection is available from Basingstoke, RG25 2NS.

Please contact us for a collected price at


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