impatiens downy mildew
IMPATIENS DOWNY MILDEW Photos: Margery Daughtrey, Cornell University
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6 1. 2. 3.
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Leaf discolora/on (looks like mite feeding) Leaf discolora/on and leaf curl Leaf curl and sporula/on on undersides of leaves Sporula/on on undersides of leaves Leaf discolora/on (yellowing) Leaf discolora/on and drop Leaf drop and plant collapse (insert: landscape ~5 wk prior)
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1
3 4
5
6 1. 2. 3.
7
4. 5. 6. 7.
Leaf discolora/on (looks like mite feeding) Leaf discolora/on and leaf curl Leaf curl and sporula/on on undersides of leaves Sporula/on on undersides of leaves Leaf discolora/on (yellowing) Leaf discolora/on and drop Leaf drop and plant collapse (insert: landscape ~5 wk prior)
