Published May 10, 2019 N. Dennis Bowman An update to the chart adding Week#19. we are poised to be the second slowest planting season in the last 20 years at the need of week #19 (second week of May) Related Content Quick Guide to Cover Crops for Forage 2019June 24, 2019 Corn as a Cover CropJune 21, 2019 University of Illinois Extension 2019 Late Planting ChecklistJune 4, 2019