Aspen leaf spot, or Marssonina leaf spot, is common on aspen trees in the late summer and autumn. A previous spring of warm, rainy conditions creates the perfect environment for the disease to spread. Please see PlantTalk script "Aspen leaf spot."
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Last Updated: September 28, 2011
Aspen leaf spot, or Marssonina leaf spot, is common on aspen trees in the late summer and autumn. A previous spring of warm, rainy conditions creates the perfect environment for the disease to spread. Please see PlantTalk script "Aspen leaf spot."
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