KrazyG
Well-Known Member
Would this work?Hydrogardens
Chem gro 4-20-39
They have been around since the sixties working with food crops
https://m.ebay.co.uk/itm/Bumper-Crop-6-12-36-Mg-TE-Soluble-Tomato-Food-Fertiliser-100g-25kg/360876498124?hash=item5405ea5ccc:m:mFnGuQ9ui70WX3L94QwiaJw