Vegetable Crops Hotline A newsletter for commercial vegetable growers prepared by the Purdue University Cooperative Extension Service

Gummy stem blight of Cantaloupe

 Gummy stem blight lesion on the hypocotyl of a cantaloupe transplant. Note presence of dark pycnidia.

Figure 1. Gummy stem blight lesion on the hypocotyl of a cantaloupe transplant. Note presence of dark pycnidia.

Gummy stem blight lesion on cotyledon of cantaloupe transplant.

Figure 2. Gummy stem blight lesion on cotyledon of cantaloupe transplant. Note pycnidia.

gummy stem blight on cantaloupe transplant.

Figure 3. The gummy stem blight fungus has completely colonized this cantaloupe transplant.

tray of muskmelon w gsb

Figure 4. Gummy stem blight on multiple cantaloupe seedlings in a transplant tray.

Gummy stem blight lesion on cantaloupe leaf. Note dark pyc

Figure 5. Gummy stem blight lesion on cantaloupe leaf. Note dark pycnidia in lesion and chlorotic margin of lesion.

Gummy stem blight of cantaloupe.

Figure 6. Gummy stem blight of cantaloupe.

Gummy stem blight lesion on cantaloupe.

Figure 7. Gummy stem blight lesion on cantaloupe fruit.

Cross section of cantaloupe with black rot.

Figure 8. Cross section of cantaloupe with gummy stem blight lesion (black rot).

Crown of cantaloupe plant with necrosis caused by gummy stem blight.

Figure 9. Crown of cantaloupe plant with necrosis caused by gummy stem blight. Note pycnidia.