I would like to know, where I can find a good source for the specific landscape factors (species-, density- and microclimate factor) of plants for the calculations in the baseline case. Is it even

I should know this, but.... Is it OK to run the WEc1 calcs with the same landscaped area (in square feet), but with different plantings in the baseline and design cases?

Do the different species of plants need to be listed individually on the form or does 'Mixed' suffice? The green roof consists of a mix of trees, shrubs, and flowers. Thanks!

Hi, I have been advised that the sedum plants would meet this credit on green roofs due to the fact that the plants would be indigenous for landscaping in general.

We have a project in Medellin, Colombia. The project has large areas of vegetation. In the driest month (January), it rains in average 12 of the 31 days.

I have a project that is considering installing green wall/vertical garden. We would like to pursue WEc1. Water Efficient Landscaping, Option 2 (No Potable Water Use on Irrigation).

If there is a water feature in the landscape, that is counted within this credit, correct?

If we do not install permanent irrigation system, but we water the vegetation only from time to time in dry seasons (with the use of garden hose) for more than 1 year, do we meet the Option 2 requi

Dear all, we are in the case that it is not possibile to provide a rainwater tank on site so we are exploring the possibility to use a “local harvesting” system.

Hello, I'm wondering what people's experiences have been regarding the removal of irrigation after one year - specifically, what is considered "temporary"?