Just constant hacking, Just constant hacking.
He has a high nitrogen requirement. The N head fertilization of total 100 up to 150g N/m2 is best given as a 0.3% nutrient solution in at least 4 to 5 Single doses after each harvest and connects them with copious water doses from each 15 to 20 l/m2. After every fertilizing and every rain must, as soon as the soil is superficially dry, get hacked.