Ключевые слова: a moment, allergenic, allergic, allergies, background, birch family, birches, blooming, blossom, blue, botanical, botanical garden, botany, branch, bush, cat, closeup, common, corylus avellana, details, flora, flower, flowering, gardens, hay fever, hazel, hazelnut, inflorescence, jump, macro, march, nature, nut, plans, pollen, season, seed, shrub, sky, times, tree, winter, wood, yellow,