228,594,234 stock photos, vectors and videos. Birch Tree Catkins, White Birch Catkins Showing Good Year, we have many images of Birch Trees https://www.alamy.com/stock-photo-catkins-of-the-monarch-birch-betula-maximowicziana-betulaceae-japan-84812498.html, https://www.alamy.com/stock-photo-birch-catkins-84069455.html, https://www.alamy.com/stock-photo-catkins-birch-betula-56241438.html, Silver Birch, European Birch (Betula pendula), catkins and fresh leaves on a twig. The male catkins are 4-5 cm long while female catkins are 3-4 cm long and a bit narrower than the male. After pollination by insects, the female catkins lengthen and develop small capsules, each containing tiny seeds encased in white down. The birch flowers, arranged in long clusters known as catkins, appear from April through June with the fruit maturing in the fall. Terms and conditions ~ Birch catkins. https://www.alamy.com/stock-photo-studio-photograph-of-flowerscatkins-of-a-birch-betula-tree-51755395.html, Foliage and male catkins of the UK native silver birch tree, Betula pendula on a black background, https://www.alamy.com/foliage-and-male-catkins-of-the-uk-native-silver-birch-tree-betula-pendula-on-a-black-background-image360554315.html, https://www.alamy.com/birch-branch-catkins-back-light-image211254359.html, https://www.alamy.com/stock-photo-male-flowers-or-catkins-of-silver-birch-betula-pendula-47467793.html, Birch buds, catkins, springtime, close-up, https://www.alamy.com/birch-buds-catkins-springtime-close-up-image357387429.html, Birch (betula pubescens) catkins and leaves, https://www.alamy.com/stock-photo-birch-betula-pubescens-catkins-and-leaves-17850496.html, https://www.alamy.com/stock-photo-catkins-of-a-birch-174851308.html. All trees have clues and features that can help with identification. Silver birch has both male and female flowers (catkins) on the same tree. Hazel catkins look like alder and also house the male flowers. Tree, April. Himalayan birch tree catkins, https://www.alamy.com/stock-photo-betula-utilis-jacquemontii-jermyn-himalayan-birch-tree-catkins-29151301.html, https://www.alamy.com/stock-photo-studio-photograph-of-flowerscatkins-of-a-birch-betula-tree-56045754.html, https://www.alamy.com/foliage-and-male-catkins-of-the-uk-native-silver-birch-tree-betula-pendula-on-a-black-background-image360554312.html, Silver Birch; Betula pendula; with catkins; spring, https://www.alamy.com/stock-photo-silver-birch-betula-pendula-with-catkins-spring-30185594.html, Spring twigs of birch with young green leaves and catkins. Oak catkins appear less densely packed than those on other trees. You can help us do it. Isolated on white background with copy space, https://www.alamy.com/stock-photo-spring-twigs-of-birch-with-young-green-leaves-and-catkins-isolated-135892882.html. https://www.alamy.com/stock-photo-birch-branch-with-catkins-isolated-on-white-87509463.html, https://www.alamy.com/young-leaves-of-silver-birch-tree-with-young-female-catkins-betula-pendula-in-spring-berkshire-june-image214855674.html, Male flowers or catkins of Silver Birch (Betula pendula), https://www.alamy.com/stock-photo-male-flowers-or-catkins-of-silver-birch-betula-pendula-82822486.html, Catkins on a silver birch (Betula pendula), Bavaria, Germany, https://www.alamy.com/stock-photo-catkins-on-a-silver-birch-betula-pendula-bavaria-germany-49397075.html, downy birch (Betula pubescens), male catkins, Germany, https://www.alamy.com/stock-photo-downy-birch-betula-pubescens-male-catkins-germany-58145140.html, Spring leaves and catkins of a silver birch Betula pendula, with the tree trunk and parkland blurred in the background, https://www.alamy.com/spring-leaves-and-catkins-of-a-silver-birch-betula-pendula-with-the-tree-trunk-and-parkland-blurred-in-the-background-image354105894.html, Birch leaves and male catkins (Betula sp.) Though the list above shows typical opening periods, these can fluctuate and any changes in their timing may be linked with climate change. Catkins appear in early spring. Registered office: Kempton Way, Grantham, Lincolnshire, NG31 6LL. Birch branch with catkins isolated on white. Female catkins are smaller, short, bright green and erect. Let’s take a look at which trees have catkins, why they grow and when you can see them. Male catkins of Silver birch, Betula pendula, with developing leaves. Male catkins are yellow, each around 6cm long and grow in rows, hanging down from the branch in a curtain. The catkins which house the male flowers are up to 6cm long. The female flowers become receptive just before the male flowers on the same tree shed pollen. Once the seeds have developed they are dispersed by the wind to avoid growing right below their parent. https://www.alamy.com/silver-birch-betula-pendula-with-male-catkins-in-spring-dorset-image62028529.html, https://www.alamy.com/stock-photo-betula-pendula-inflorescence-176058284.html, Dry branches of birch with catkins isolated on white, https://www.alamy.com/dry-branches-of-birch-with-catkins-isolated-on-white-image339381284.html, Bunch of birch tree catkins by a blue sky, https://www.alamy.com/stock-photo-bunch-of-birch-tree-catkins-by-a-blue-sky-140074547.html, https://www.alamy.com/birch-tree-details-catkins-flowers-leaves-and-tree-trunk-colorful-spring-summertime-image-was-taken-during-sunny-day-in-finland-image237776669.html, https://www.alamy.com/stock-photo-spring-birch-buds-isolated-on-a-white-background-102674821.html, https://www.alamy.com/silver-birch-catkins-image62200602.html, https://www.alamy.com/backlit-silver-birch-leaves-and-catkins-betula-pendula-in-the-golden-light-of-a-spring-evening-ludwell-valley-park-exeter-devon-uk-image346660013.html, https://www.alamy.com/stock-photo-birch-catkin-with-leaf-isolated-on-white-75677362.html.
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