17 / 27: Hoar frost on a towering tree in Bordulac, North Dakota taken by David Nelson, submitted by Ryan Nelson. 18 / 27: Some hoar frost shining in the sun in Grand Forks submitted by Shari Barsky.

Severe cold, wind, fog and snow encountered during days on either side of New Year’s brought to us some amazing works of art in the form of hoar frost. In particular, the super cooled water d… ...

This winter season keeps providing, with some incredible hoar frost by site ODUC. It grows in low temp & high moisture areas, where sunlight & precipitation haven't yet reached.

But, in reality, the marsh was covered by a dense layer of hoar frost – sometimes called “frost flowers” – that had accumulated over many days.

Called “hoarfrost,” this weather phenomenon only occurs when the air is cooled to the frost point and the water vapor bypasses the liquid stage as it condenses around items like tree branches ...

Hoarfrost makes use of the moisture in the atmosphere to grow and interlock, making for a dramatic frost sculpture on anything solid like trees, fences and even power lines.

IrishCentral Contributor Thomas Dunne recounts a morning of hoar frost in Ireland that left him "speechless." ...

Hoar frost is a spiky frost that clings to sub-freezing surfaces. Interlocking ice crystals mainly form on calm nights when ice fog floods the area.

"These recent frosty days sent me on a hunt to remind myself once again of the difference between hoar frost and rime ice — as they tend to look virtually the same until you get an up-close look." ...

Jackle explained that several days of fog and mist and little sunlight created a build-up of hoar frost on power equipment. Hoar frost still coated many trees around Regina on Monday.