Roofing
Used to give a waterproof roof to buildings. see also thatching.
Abies grandis (Sapin blanc) - Gunnera tinctoria (Gunnera) - Juniperus excelsa (Grecian Juniper) - Leptospermum scoparium (Tea Tree) - Picea smithiana (Morinda Spruce) - Pinus monophylla (Single Leaf Piñon) - Pinus quadrifolia (Parry Piñon) - Quercus variabilis (Chinese Cork Oak) - Thuja plicata (Thuya géant) - Ulmus rubra (Orme rouge)