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Dark, decayed Lisianthus roots (right) caused by fungal root decay.

Sparse, dark, decayed roots (right plant) on Lisianthus (Eustoma grandiflora) infected with root decay, probably Phytophthora or Pythium sp., Ventura Co. Photos of a pair of plants, one healthy, one diseased, photos ranging from closer to farther copies 2-5. Credit: Jack Kelly Clark
Dark, decayed Lisianthus roots (right) caused by fungal root decay. Credit: Jack Kelly Clark
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