Ключевые слова: allergen, allergenic, allergic, allergic reaction, allergy, allergy pollen, allergy season, background, beauty, bloom, blooming, blossom, branch, bush, catkin, closeup, common hazel, corylus, corylus avellana, detail, flora, garden, growing, hanging, hayfever, hazel, hazelnut, macro, natural, nature, plant, pollen, pollen allergy, season, seasonal, shrub, spring, springtime, tree, tree branches, wood, yellow,