HPPD-herbicides inhibit 4-hydroxyphenyl pyruvate ... These active ingredients are available as individual products (Laudis, Impact and Callisto, for example) or as components of premixtures.

Callisto, Impact, and Laudis are all similar herbicides (HPPD-inhibiting herbicides [Group 27]) and all are labeled for use in sweet corn. Previously, sweet corn hybrids have had limited evaluation to ...