Digitalization of vegetable irrigation
Digitalization
of vegetable
irrigation
Pheonology

Endivija

1. phase

Leaf development, 5 leaves unfolded (seedling planted)

Duration: 15 % growing season length
Crop coeficient: 0.20
Rooting depth: 5 cm
BBCH-scale: 14
Drought sensitivity: Sensitive
Endivija - Leaf development, 5 leaves unfolded (seedling planted)

2. phase

9 or more leaves unfolded

Duration: 15 % growing season length
Crop coeficient: 0.38
Rooting depth: 10 cm
BBCH-scale: 19
Drought sensitivity: /
Endivija - 9 or more leaves unfolded

3. phase

Start of formation of the head

Duration: 15 % growing season length
Crop coeficient: 0.87
Rooting depth: 15 cm
BBCH-scale: 41
Drought sensitivity: /
Endivija - Start of formation of the head

4. phase

Approximately 30% of expected head size achieved

Duration: 15 % growing season length
Crop coeficient: 0.99
Rooting depth: 15 cm
BBCH-scale: 43
Drought sensitivity: /
Endivija - Approximately 30% of expected head size achieved

5. phase

Approximately 50% of expected head size achieved

Duration: 15 % growing season length
Crop coeficient: 0.90
Rooting depth: 15 cm
BBCH-scale: 45
Drought sensitivity: /
Endivija - Approximately 50% of expected head size achieved

6. phase

Approximately 80% of expected head size achieved

Duration: 15 % growing season length
Crop coeficient: 0.90
Rooting depth: 15 cm
BBCH-scale: 48
Drought sensitivity: /
Endivija - Approximately 80% of expected head size achieved

7. phase

The characteristic size, shape and firmness of the head is achieved

Duration: 10 % growing season length
Crop coeficient: 0.83
Rooting depth: 20 cm
BBCH-scale: 49
Drought sensitivity: /
Endivija - The characteristic size, shape and firmness of the head is achieved