Phenological phases

Rowan (Sorbus aucuparia L.)



Leaf appearance

Closed buds

rowan_leaf_01 rowan_leaf_02


The defined stage of leaf appearance

The buds have flushed and the green of the new leaves are clearly visible.

rowan_leaf_03 rowan_leaf_04


After the defined stages of leaf appearance

The new leaves are unfolded and the leaf blade is fully visible.

rowan_leaf_05 rowan_leaf_06



Flowering in rowans

rowan_flowering_01

Photo: Eija Matikainen