layers of bark encasing ponderosa pine

air background bark beautiful bitterroot branches breathe brown calm core deciduous defense destress details enabled encasing enclose evergreen expose exposed field flats fresh god grasses growth heal ice interesting late maclay melt melting nature outdoors outside park peace peaceful pine plant ponderosa protect protection quiet range red refresh relax rest rough science sentinel serene smooth snow solace soothing study sturdy surround texture trail tree white wild wilderness winter