Imperméabilisant
Does what it says. see also pitch and oil.
Abies balsamea (Sapin baumier) - Apium australe - Apium prostratum (Sea Celery) - Arctostaphylos uva-ursi (Busserole) - Betula alleghaniensis (Yellow Birch) - Betula occidentalis (Water Birch) - Betula papyrifera (Paper Birch) - Betula pendula (Bouleau blanc) - Betula pubescens (Bouleau pubescent) - Betula utilis (Indian Paper Birch) - Carthamnus tinctorius (Safflower) - Encelia farinosa (Brittle Bush) - Picea glauca (White Spruce) - Picea mariana (Black Spruce) - Picea sitchensis (Épicéa de Menzies) - Pinus contorta (Beach Pine) - Pinus muricata (Bishop's Pine) - Pinus strobus (Pin de Weymouth) - Populus trichocarpa (Peuplier Baumier) - Urtica dioica (Ortie dioïque) - Yucca baccata (Spanish Bayonet)