RE: Gladiolus - Knowledgebase Question

Riverside, Ca
Avatar for CanaryBreede
Question by CanaryBreede
June 30, 2010
Had lots of flowers stalks, but they died before flowers opened. Why

Answer from NGA
June 30, 2010
Bud blast is the drying up and failure of flower buds to open. It's a physiological condition with many possible causes, such as root injury, cold soil, high temperatures during cloudy weather, dry conditions during formation, a lack of potassium in the soil, or excessive shading. Do you think any of these conditions are present? Even a few days of drought can create a problem, so make sure plants are well-watered and apply a thick layer of mulch to retain moisture. Assuming the foliage is still viable, let it grow and then die back naturally as it is storing nutrients to the bulbs for next year.

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