forest maple maple leaf MAPLE TREE PLANTCANOPY tree autumn crate crates fall farm foliage harvest orange pumpkins yellow Black maple blue leaf plane plant sky woody plant botanical botany grass green abstract background branch bright deciduous nature purple red spring sun sunlight Acer pseudoplatanus clouds cloudy Grosser Ahornboden Großer Ahornboden Karwendel Gebirge mountains old seed bark colour ground leaves trees texture brown