Categories DavidNot sticky yet: horse chestnut flower bud Post author By David Post date 15 February 2020 Flower bud on the end of a horse chestnut twig. Before the bud opens, it will develop a sticky coating. Just below the bud is a prominent leaf scar, left where the stem of one of last year’s leaves was attached to the twig. ← Retreating female tuftie, Perton → Heron heading off, Doxey