Perlite Horticultural Grade - 0.5L


Perlite is a natural, environmentally friendly material found in all the best potting mixes. The little white fluffy grains aid water retention, drainage, aeration and soil structure giving your plants and seedlings the ultimate environment for their root systems to grow and thrive. Grow Sow Greeners Horticultural Perlite is a must have to amend poor overworked soil or to enhance cheap compost. We highly recommend it.




Grow Sow Greeners Horticultural Perlite is a must have. It ensures professional results in all applications ranging from seed starting and hydroponics through to enhancing store bought composts and potting mixes as well as rectifying heavy clay or compacted garden soils.
For a truly premium result incorporate perlite, vermiculite, our organic bio-stimulant, seaweed and blood fish and bone fertilisers to your soil or medium for all season long nutrition and optimum harvests!
Drop the chemicals and grow naturally today!
  • Add perlite to enhance potting mixes and composts
  • Provides great aeration, drainage and water holding around the root zone
  • Enables optimum root growth and development
  • Long Lasting, stable, PH neutral and completely organic
  • Open porous structure also retains heat, great for heat loving plants
  • Prevents soil compaction
  • 100% natural, sustainable and biodegradable
  • Insulates and minimises temperature fluctuations
  • plastic-free product and packaging
Shipping & Delivery

Shipping & Delivery

Delivery Costs

UK, N.Ireland and Scotland:

- Spend over £45 for FREE UK delivery.

- £1.95 postage on unlimited packets of all small seed packs (excluding Microgreen Seeds and Sprouting Seeds)

- £4.90 postage on all Microgreen Seeds, Sprouting Seeds and all other equipment

- £6.85 postage on all orders of combined small seed packs and parcels under £45

Delivery Information

The prices quoted are for UK mainland addresses. Deliveries to parts of Scotland, the Scottish Highlands and Islands, the Channel Islands, the Isle of Man and the Isle of Wight may incur an additional postage cost to the customer. In such circumstances, we will contact customers to let them know of any additional cost and offer the choice of whether to proceed or cancel their order.

Whenever possible, goods will be dispatched by Courier post within 3-5 working days from the date of purchase. Due to our delivery being outsourced, we cannot always guarantee next day delivery, so please allow for this. Please bear in mind there may be delays when ordering over weekends and national holidays when placing your order. If an order is needed for a definite date, please contact us prior to ordering, so we can advise beforehand.

In the event that you select a business address, we shall be deemed to have delivered your order to its intended recipient by delivering it to the reception area of the business address.

We will deliver to the address as you enter it and can not accept any liability for late or failed delivery if the quoted address is incorrect. Additional charges will be made for redirection or for re-delivery due to postcode error. We advise that if you are not sure of the address you should check it using the Post Office postcode and address finding service.