common heather (Calluna vulgaris)
getting up early pays off - way to Birkensee with hoarfrost
common heather
Birkensee ("birch lake")
refletions in the frozen Birkensee
lens flare
birch trunk
Sunlight melts the hoarfrost and converts it into drops, refraction in these creates the colours.
"birch trunk in birch lake"