Ключевые слова: april, blooming, blossom, blue, blue sky, botany, closeup, dark, early spring, environment, flower, flowering, forest, gray, gray sallow, great sallow, halberd willow, nature, new, outdoors, plant, pussy willow, rusty sallow, salix atrocinerea, salix caprea, sallow, season, selective focus, spring, springtime, sun, sunlight, sunny, tree, weather, willow,