GIANT MARCONI

HR = High Resistance. IR = Intermediate Resistance. To find out more about disease resistance and the applicable levels of disease resistance, click here.

Performance may vary from location to location and from year to year, as local growing, soil and weather conditions may vary. Growers should evaluate data from multiple locations and years whenever possible and should consider the impacts of these conditions on the grower’s fields. Any recommendations provided on this webpage are based upon field observations and feedback received from a limited number of trials and geographies. These recommendations should be considered as one reference point and should not be substituted for the professional opinion of agronomists, entomologists or other relevant experts evaluating specific conditions. Seminis® is a registered trademark of Bayer Group. All other trademarks displayed on this site are either registered or unregistered trademarks of Bayer Group, one of its related affiliates or others and used by permission. © 2004 – 2026 Bayer Group. All rights reserved.