entrance fence flower flowers gate grass leafs spring summer sun thoursie wood 2015 artwork beautiful horses nature pink scene vector bloom blooming flowering green leaf leaves petunia white lilly stonecrop crop field fresh HDR hills landscape Nyberg plants small young Dandelion Dandelions fields sky yellow bright color garden outside poppies poppy two vivid blue clouds colors fluffy heavens layers storm weather gift isolated mothers day plant soft valentines petals rock rose shrub texture tissue