During harvest, record the type of fruit damage you see to assess this year?s pest management results and to plan for next year.
Names link to information on identification and management.
| Pumpkins |
Fusarium crown and foot rot lesions
Identification tip: Fruit lesions are firm and dry, with the decayed area exhibiting a concentric ring pattern. |
Phytophthora species infection
Identification tip: First appears as a water-soaked lesion. Lesion spreads and becomes covered with white mold. |
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| Yellow squash |
Potyvirus symptoms
Identification tip: Fruit has mottled surface. |
Squash mosaic virus symptoms
Identification tip: Fruit can be deformed and mottled. |
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| Cantaloupe |
Vine disease decline (Monosporascus cannonballus)
Identification tip: Fruit of infected plants may be dislodged from the vine and show symptoms including reduced size, lower sugar content and sunburn (due to lack of foliage). |
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| Zucchini |
Cucumber mosaic symptoms
Identification tip: Symptoms include misshapen fruit, a bumpy surface, and discoloration. |
Potyvirus symptoms
Identification tip: Fruit can be misshapen and have a knobby surface. |
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| Cucumbers |
Heat damage
Identification tip: Plants that were exposed to extreme heat early in development produce underdeveloped fruit. |
Angular leafspot symptoms
Identification tip:
Water soaked spots turn tan. Below the lesions, flesh may be brown down to the seed layer. |
Botrytis damage
Identification tip:
Soft, water-soaked, yellow ends of cucumber with gray mold caused by Botrytis cinerea. |
| Honeydew |
Measles symptoms
Identification tip: Small lesions cover fruit surface. |
Sunburn damage
Identification tip: An area of the surface is discolored and tender. |
Potyvirus symptoms
Identification tip:
Affected fruit have small sunken depressions. |
Cucumber beetle damage
Identification tip: Cucumber beetle feeding on fruit causes scarring. |
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| Watermelon |
Potyvirus symptoms
Identification tip: The affected fruit can be misshapen and have a severely knobby surface. |
Phytophthora species symptoms
Identification tip: Irregular brown spots grow rapidly into round to oval lesions with rotted centers and eventually grayish fungal growth covers the centers of rotted areas. |
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| Casaba |
Fusarium crown and foot rot lesion
Identification tip: Fruit lesions are firm and dry, with the decayed area exhibiting a concentric ring pattern. |
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