Hoarfrost on pine tree, Oregon, USA.

Lone oak tree in field, Wilsonville, Oregon, USA.

Golden oats, Stipa gigantea, A panicle of the yellow winter seeds hanging from a stem and covered in frozen droplets.

Golden oats, Stipa gigantea, A panicle of the brown winter seeds hanging from a stem and covered in frozen droplets.

Common Hogweed. Heracleum sphondylium, single ragged stem covered with snow at sunset.

Bare winter trees in a hedgerow surrounded by a snow covered landscape. Manipulated with a swirly painterly filter effect.

Bare winter tree in a hedgerow surrounded by a snow covered landscape. Manipulated with a swirly painterly filter effect.

Hellebore, Helleborus 'Ellen red', Two flowers on a plant, bent over with the weight of snow on them

Ireland, Northern, County Fermanagh, Lough MacNean, Frozen expanse of water with reeds casting long shadows and mountains in the background.

Ireland, Northern, County Fermanagh, Lough MacNean, Frozen expanse of water with reeds casting long shadows and mountains in the background.