20 % K₂O Increases stem rigidity, drought resilience and autumn colour in Miscanthus & Pennisetum. A generous20 % sulfur (supplied as MgSO₄) acidifies calcareous beds, enhances chlorophyll synthesis and improves N & P uptake for deeper green blades. 1.5 % magnesium prevents LED-and sun-induced interveinal chlorosis common in container grasses.
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