This product is great for:
Laid flat they are good to walk on.
Does not alter the pH of the soil and can aid moisture retention.
Can also be used creatively to landscape your garden and for decorative use as pot toppers with plant and foliage (20mm possibly better as a pot topper).
Naturally occurring and changes colour when wet.
Can act as a weed suppressant.
Sourced in the mountains of North Wales.
Delivery options and what size to buy?
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Plum Slate 30-70mm
Similar to the 20mm, this Plum Slate is very easy to use, work with and maintain. Its stunning purple colour makes this perfect for mulching borders, as well as being good to walk on.