Wet rot can cause symptoms from transplant to harvest stage on pepper. The disease affects all plant parts except roots and can be seen during late spring and fall season with high moisture conditions.
Fruit infections can occur at all stages and can be noticed to have a distinctive black pins stuck on a the fruit which are fungal sporangia (spores) formed on sporangiophores.
The fungus can survive in soil, and infection can happen at wound sites or on fresh sites through invasion of fungal hyphae. The infected flowers will be aborted and fruits will collapse completely.
The sporangia (spores) are lemon shaped formed in sporangiolum (reproductive structure). The fungal survival structures include zygospores and potentially chlamydospores.