Join John Little from the Grass Roof Company to learn all about green roofs.
Things you will learn:
• Why build a green roof?
• Simple timber framing and roof design
• Weight loading and green roof types
• Waterproofing and drainage
• Choice of substrates/soils
• Substrate depths and topography
• Roof habitat-pools, log piles, sand pipes
• Plant choice
• Seed, plug, bare root or mat?
• Biodiversity value and water holding capacity
• Getting the water from the roof to the ground. Outlets, rain chains or downpipes?
• Look at all of the material choice and suppliers
• Rain planters and wall habitat
Included in the price is a copy of DIY Guide to Green Roofs written by The Green Roof Company, and entry into the garden.
£110 or £90 for Friends of the Garden