28 july 2017
The last time there has been discussion in the sector concerning the use of coir substrate for strawberries. Because of that discussion RHP has listed the following points of notice and advice values.
Advice values coir substrate (start) for the 1:1,5-extract, water and BaCl2.
Values based on the methods performed by Dutch laboratories.
* For sensitive strawberry species a maximum of 0,1 mmol/l.