HSO-12. A high Potassium Fertilizer. To assist with the Flowering of your plants.

HSO-12 High Potassium Fertilizer - 400g 1000g
$ 8.00
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To improve the Flowering of our Orchids we apply HSO-12 which contains a higher percentage of Potassium.


N.P.K. = 12/12/20 and TE + Calcium Mixed at the rate of 1 gr / litre water, see our culture notes for more information on Fertilizing