Table 1.
Selected phenological phases, corresponding phenological seasons and abbreviations used
| Species (Latin) | Species (English) | Phenophase | Phenological | No. of | Abbr. | BBCH |
|---|---|---|---|---|---|---|
| season | observations | scale | ||||
| Corylus avellana L. | Hazel | Flowering | Earliest spring | 377 | Fl.Cor. | BBCH 60 |
| Tussilago farfara L. | Coltsfoot | Flowering | Earliest spring | 377 | Fl.Tus. | BBCH 60 |
| Betula pendula Roth | Silver birch | Leaf unfolding | Early spring | 377 | Lu.Bet. | BBCH 11 |
| Taraxacum officinale F.H. Wigg. | Dandelion | Flowering | Early spring | 377 | Fl.Tar. | BBCH 60 |
| Prunus padus L. | Hackberry | Flowering | Early spring | 377 | Fl.Pad. | BBCH 60 |
| Aesculus hippocastanum L. | Horse chestnut | Flowering | Late spring | 377 | Fl.Aes. | BBCH 60 |
| Syringa vulgaris L. | Lilac | Flowering | Late spring | 377 | Fl.Syr. | BBCH 60 |
| Robinia pseudoacacia L. | Black locust | Flowering | Early summer | 377 | Fl.Rob. | BBCH 60 |
| Tilia cordata Mill. | Small-leaved lime | Flowering | Summer | 347 | Fl.Til. | BBCH 60 |
| Aesculus hippocastanum L. | Horse chestnut | Fruit ripening | Mid autumn | 298 | Ri.Aes. | BBCH 86 |
| Aesculus hippocastanum L. | Horse chestnut | Leaf coloring | Late autumn | 287 | Co.Aes. | BBCH 94 |
| Betula pendula Roth | Silver birch | Leaf coloring | Late autumn | 288 | Co.Bet. | BBCH 94 |
| Betula pendula Roth | Silver birch | Leaf falling | Late autumn | 288 | Lf.Bet. | BBCH 97 |