Gladiator Pumpkins This page first published: Aug 28, 2005 · Updated: May 9, 2018 · by CooksInfo. Copyright © 2021 · This post may contain affiliate links · This blog generates income via ads · Gladiator Pumpkins have good orange colour with moderate ribbing and large, firm handles. They weigh 15 to 25 pounds (7 to 11 kg.) F1 hydrid. Language Notes During development, Gladiator Pumpkins were referred to as “HMX 2689.”