Burpee Garden Guide

Home Garden Guide FAQs How to store Gladiolus corms for the winter.

How to store Gladiolus corms for the winter.

  1. In the fall carefully  dig up bulbs just before the first frost.
  2. Cut of the leaves  and let the corms dry in a shallow container out of direct sun with good air circulation for 2-3 weeks
  3.  Pull of the dried remains of the old corm, the old corm can be stored but does not produce flowers for several years.
  4. Store in a cool, dry area with plenty of air circulation.