Willow catkins in spring

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White Willow Catkins — Blue

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Tree Branches Against Sky — Blue, Serene, Spring, Photograph

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White catkins on a branch

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Pink-flowered Tree — Blue, Serene, Afternoon, Photograph, Sun, Sky

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Purple-flowered Tree — Blue, Serene, Afternoon, Photograph

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Blooming apple blossoms against blue sky

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White blossoms on blue sky

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White-flowering Tree — Green

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Tall Pine Tree — Blue

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Birch tree with fresh leaves

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Tree Bud in Focus

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