Eichorn-Lorenz Stages in Shoot Development in the Grapevine
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01 Winter dormancy: winter bud scales more or less closed
02 Bud swelling: buds expand inside the bud scales 03 Wool (doeskin stage): brownish wool clearly visible 05 Bud burst: green shoot first clearly visible 07 First leaf unfolded and spread away from shoot |
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09 Two to three leaves unfolded
12 Five to six leaves unfolded: inflorescence clearly visible 15 Inflorescence elongating: flowers closely pressed together 17 Inflorescence fully developed: flowers separating |
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19 Beginning of flowering: first caps falling
21 Early flowering: 25% of caps fallen |
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23 Full flowering: 50% of caps fallen
25 Late flowering: 80% of caps fallen |
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27 Fruit set: young fruits begin to swell, remains of flowers lost
29 Berries small: bunches begin to hang |
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31 Berries pea-sized: bunches hang
33 Beginning of berry touch |
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35 Beginning of berry ripening: beginning of loss of green colour veraison
38 Berries ripe for harvest |
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41 After harvest, end of wood maturation
43 Begining of leaf fall 47 End of leaf fall |