Dormant Season Spraying Part 3: Pine Trees

Dormant Season Spraying Part 3: Pine Trees

markyscott

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markyscott submitted a new resource:

Dormant Season Spraying Part 3: Japanese Black Pine - Diagnosing and treating fungal problems on Japanese Black Pine

Wet spring and humid conditions make for breeding grounds for fungal issues. With respect to pine trees, there are two main fungal problems encountered. Diplodia tip blight and needle cast.
Needle cast

Needle cast is a general term for a foliar disease on pine which causes small spots or lesions on needles, needle browning, death, and premature drop. It’s the most commonly reported black pine disease...
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my nellie

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2. Treat with a copper-based fungide (like Bordeaux Mix) or with Mancozeb or Daconil as a preventative in spring when the needles first start to emerge (usually mid-March on the Texas Gulf Coast). Apply a second treatment approximately about weeks later.
Dear @markyscott I think that the interval between the first and second treatment is missing by mistake. How many weeks?
Thank you.
 
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