Green roofs can be ornamental and low profile or be used to grow vegetables and larger plant material on rooftops.
Roof garden rainwater.
If the rain garden is on a slope you can pile some of the excavated soil into a berm on the low side to retain the water.
Locate your rain garden where rainwater will feed into it from downspouts driveways or low points in your yard.
Roofs made of wooden shingles treated with chromated copper arsenate are not appropriate for rainwater harvesting.
Most people already have gutters and downspouts attached to their roofs to transport rainwater away from the building.
Green roofs are not only important because they hold rain water but they also reduce temperatures of the roof surface by removing heat from the air through evapo transpiration.
For stability stomp the berm soil down well and make the base at least 2 feet wide and the top at least 1 foot wide.
Well we thought so too.
Small mammals birds and insects deposit fecal matter.
A green roof is a vegetative layer grown on a rooftop.
Around 600 gallons of rainwater can be harvested from about one inch of rain if it falls from a thousand square foot roof.
Planted with grasses and flowering perennials rain gardens can be a cost effective and beautiful way to reduce runoff from your property.
Diameter and if desired larger decorative rocks or run an underground 4 in.
That is why my husband and i began harvesting our rainwater.
The size of your rainwater catchment system may ultimately depend on your budget and how much space you are willing to dedicate to it.
Lay attractive river rock 1 1 2 in.
The peak of the berm should be at least 6 inches higher than the water level when the rain garden is full.
Zinc antimoss strips mounted on roofs also produce toxic chemicals that you want to keep out of your garden.
Rainwater can absorb zinc copper and aluminum from metal roofs as well as chemicals used for weatherizing and waterproofing asphalt shingles.
Pvc pipe to channel water from a downspout to your garden.
Doesn t that sound like a lot of water that you could harvest and use for free.