black spots on dendrobium atroviolaceum
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  #1  
Old 06-13-2018, 10:24 PM
articoasis articoasis is offline
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black spots on dendrobium atroviolaceum Male
Default black spots on dendrobium atroviolaceum

dendrobium atroviolaceum with black spots on tips of several leaves. I live in Maryland and plant is in east facing window. temperature today was 75f and humidity 68. orchid planted in bark with saph moss on top. I also noticied black spot on one leaf where it joins bulb.
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  #2  
Old 06-13-2018, 10:38 PM
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Dollythehun Dollythehun is offline
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black spots on dendrobium atroviolaceum Female
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Mine all have some spots. During the growing season, water often. Twice a week is not too much.
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  #3  
Old 06-13-2018, 11:13 PM
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estación seca estación seca is offline
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black spots on dendrobium atroviolaceum
 

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black spots on dendrobium atroviolaceum Male
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Don't let it dry completely, ever.
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It's a dry heat.
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