Growth stage | Code | Description | 0: Bud development | 00 | Foliar buds at the apex of shoots grown the previous crop-year are completely closed, sharp-pointed, stemless and ochre-coloured. |
01 | Foliar buds start to swell and open, showing the new foliar primordia. |
03 | Foliar buds lengthen and separate from the base. |
07 | External small leaves open, not completely separated, remaining joined by apices. |
09 | External small leaves opening further with their tips inter crossing. |
1: Leaf development | 11 | First leaves completely separated. Grey-greenish coloured. |
15 | The leaves are more separated without reaching their final size. First leaves turn greenish on the upperside. |
19 | Leaves get the typical variety size and shape. |
3: Shoot development | 31 | Shoots reach 10% of final size. |
33 | Shoots reach 30% of final size. |
37 | Shoots reach 70% of final size. |
5: Inflorescence emergence. | 50 | Inflorescence buds in leaf axiles are completely closed. They are sharp-pointed, stemless and ochre-coloured. |
51 | Inflorescence buds start to swell on its stem. |
52 | Inflorescence buds open. Flower cluster development starts. |
54 | Flower cluster growing |
55 | Flower cluster totally expanded. Floral buds start to open. |
57 | The corolla, green-coloured, is longer than calyx. |
59 | The corolla changes from green to white colour. |
6: Flowering | 60 | First flowers open. |
61 | Beginning of flowering: 10% of flowers open. |
65 | Full flowering: at least 50% of flowers open. |
67 | First petals falling. |
68 | Majority of petals fallen or faded. |
69 | End of flowering, fruit set, non-fertilized ovaries fallen. |
7: Fruit development | 71 | Fruit size about 10% of final size. |
75 | Fruit size about 50% of final size. Stone starts to lignificate (it shows cutting resistance). |
79 | Fruit size about 90% of final size. Fruit suitable for picking green olives. |
8: Maturity of fruit | 80 | Fruit deep green colour becomes light green, yellowish. |
81 | Beginning of fruit colouring. |
85 | Increasing of specific fruit colouring. |
89 | Harvest maturity: fruits get the typical variety colour, remaining turgid, suitable for oil extraction. |
9: Senescence | 92 | Overripe: fruits lose turgidity and start to fall. |