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Spring background with bright fresh willow leaves
Sunset shining trough hazel seed and forming sunbeams
a birch tree without foliage in the spring season, a beautiful birch during spring flowering
Birch pollen is very common and is a major cause of allergic rhinitis and, possibly, asthma. The pollen can be carried great distances. Birch pollen allergy is thought to affect approx. 25% of hay fever sufferers.
Blue sky background and branch of tamarisk plant of Tamaricaceae family.
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, Natur, 01.02.2024,  Grüne Kätzchen, die von den Ästen eines Baumes hängen, mit einem unscharfen, dunklen Wald im Hintergrund. Zu den häufigsten Heuschnupfen-Verursachern zählen: Hasel, Birke, Erle, Esche, Gräser, Roggen, Beifuß, Ambrosia
lake sunlight water spring river shore scenic landscape nature reserve wetlands
The elegance and vibrant colors of the male hazel flower;  yellow catkins of the European hazel; Corylus avellana
Hazel (Corylus avellana) männliche Catkins
Tokyo, Japan - March 16, 2022: Flowers of Firma Alder or Asian Alder or Japanese Green Alder or Alnus firma in spring
Closeup Bottle brush new leaves in springtime, background with copy space, full frame horizontal composition
The young yellow-green blooming long catkins on alder tree (Alnus) branches in early spring season
Spring blooms
Birch tree details - green leaves, branches and some trunk in the background. Colorful spring / summertime image was taken during sunny day in Finland. Fresh, beautiful nature!
Easter Eggs on Willow Catkins. Blue Backgro
Blooming hornbeam, Carpinus betulus. Inflorescences and young leaves of hornbeam on the background of trunks and branches.
April Seoul Korea
hazel tree blooming with catkins
Winter: Mature male catkins ( ament)of a hazel tree hanging in a sunny and cold envoirment.
Corylus - a long, spiral flowers wrapped with pollen and growing on a branch
Hazel catkins, isolated against a white background.
in the spring, the young blossoms hang from a hazelnut bush
Birch pollen is very common and is a major cause of allergic rhinitis and, possibly, asthma. The pollen can be carried great distances. Birch pollen allergy is thought to affect approx. 25% of hay fever sufferers.
Hazelnut catkins on a branch in winter forest
Spring blooms
close-up Birch buds, catkins
blooming tree
Plenty of birch tree catkins full of polled in them hanging from a birch tree branch in Finland during springtime. The catkins are still green but will soon cause allergy to people. Closeup image.
Close up photo of bottlebrush (Fothergilla) plant white flower
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