What is hoarfrost?

Hoarfrost can create dramatic and stunning scenes as ice needles form on objects in the wintertime, but what exactly is it and how does it form?
What are those stunning ice formations on trees, plants and power lines on a cold, winter morning? Let's find out.

Hoar frost photography - The Canadian Nature Photorapher

Hoarfrost on my windows : r/vermont

Hoarfrost, Formation, Deposition, Sublimation

Hoar frost photography - The Canadian Nature Photorapher

Hoarfrost Word Genius

hoar frost - Wiktionary, the free dictionary

Hoar Frost vs Rime Ice

Hoar frost Minnesota Morning - Wayne Moran Photography

What's the Deal with Hoarfrost and Rime Ice? — Deschutes Land Trust

Hoarfrost, Freezing Fog creates gorgeous Michigan landscape

Spectacular icy tree show likely again this weekend; Severe to Extreme winter so far