Changing times in potato seed treatments


Last autumn saw the withdrawal of Monceren DS, a powder potato seed treatment containing pencycuron. Many growers have relied on Monceren to control the pathogen Rhizoctonia solani. Left untreated, this pathogen can cause crop-damaging symptoms such black scurf.

Despite the withdrawal of this specific product, the outlook is still good and includes a number of effective specialist liquid treatments. Many of the growers we advise have been moving away from powder treatments anyway with growers reporting concerns about powder formulations on belt planters where it can be difficult to get the dust formulation to stick and retain on tubers. 

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