(a) The director has the full responsibility for the care, control and custody of the capitol buildings and in this connection he or she shall:
(1) Furnish janitorial services, which are to be provided by employees of the Department of Administration for the main capitol building, including east and west wings, together with all the departments in the building, or connected with the building, regardless of the budget or budgets, departmental or otherwise, from which the janitorial services are paid, and shall furnish janitorial supplies, light, heat and ventilation for all the rooms and corridors of the buildings: Provided, That nothing in this section shall be construed to prohibit contracts for janitorial services with sheltered workshops. The President of the Senate and Speaker of the House of Delegates, or their respective designees, have charge of the halls and committee rooms of their respective houses and any other quarters at the state Capitol provided for the use of the Legislature or its staff and shall keep the areas properly cleaned, warmed and in good order and shall do and perform any other duties in relation to the areas as either house may require;(2) Landscape and take care of the lawns and gardens; and