U.S. EPA registered pesticide info
'Super Sucker-stuff H.c. High Concentrate Liquid Growth Retardant For P' is a plant growth regulator. Its Federal EPA registration number is: 6308-71. It was originally approved by EPA on 22 Mar 1971. Its registration got cancelled on 10 Oct 1989. It has a 'Caution' signal word. It has the following active ingredients: Maleic hydrazide, potassium salt. It's approved for 1 sites including . It is also approved for 1 pests and pest groups including but not limited to .