Trees and Water-sources for Travelers: Planting trees and other vegetation, particularly that which yields produce such as fruit, vegetables, or grains, which provides shade to the passersby and oxygen to the environment, is a great ongoing act of charity. Having wells dug, or water coolers installed on wayfarers' paths is also the most excellent charity.
More details: The Jammu and Kashmir Medicinal Plants Introduction Centre-JKMPIC
More details: The Jammu and Kashmir Medicinal Plants Introduction Centre-JKMPIC