Ключевые слова: april, aspen, background, beautiful, beauty, birches, blurred, botany, branch, bud, catkin, catkins, closeup, day, early, early spring, ecology, environment, environmental, europe, flora, foliage, freshness, garden, gardening, green, growth, leaf, life, march, morning, natural, nature, new, outdoor, park, plant, season, spring, springtime, sprout, tree, twig, wallpaper, weather, young, young greenery,