; and (2) in subsection (b), by striking , other than a manufactured home, . 6. Making it green (a) Partnerships with tree-Planting organizations The Secretary shall establish and provide incentives for developers of housing for which any HUD financial assistance, as determined by the Secretary, is provided for development, maintenance, operation, or other costs, to enter into agreements and partnerships with tree-planting organizations, nurseries, and landscapers to certify that trees, shrubs, grasses, and other plants are planted in the proper manner, are provided adequate maintenance, and survive for at least 3 years after planting or are replaced. The financial assistance determined by the Secretary as eligible under this section shall take into consideration such factors as cost effectiveness and affordability. (b) Making it green plan In the case of any new or substantially rehabilitated housing for which HUD financial assistance, as determined in accordance with subsection (a), is provided by the Secretary for the development, construction, maintenance, rehabilitation, improvement, operation, or costs of the housing, including financial assistance provided through the Community Development Block Grant program under title I of the Housing and Community Development Act of 1974 ( 42 U.S.C. 5301 et seq.), the Secretary shall require the development of a plan that provides for— (1) in the case of new construction and improvements, siting of such housing and improvements in a manner that provides for energy efficiency and conservation to the extent feasible, taking into consideration location and project type; (2) minimization of the effects of construction, rehabilitation, or other development on the condition of existing trees; (3) selection and installation of indigenous trees, shrubs, grasses, and other plants based upon applicable design guidelines and standards of the International Society for Arboriculture