Celeriac needs constant chopping and a good supply of water.
To ventilate the soil well, must be regularly hacked or. be loosened. This is especially after rain or. required after watering. A ground cover with organic material works very well, taking care of it, that the heart leaves remain free. Celery is one of the vegetables with the highest water requirements. Soil moisture is most stressed in August and September. In this time are about 4 to 5 watering of each 20 to 25 l/m2 required. In dry periods you water them all 8 take.