macfreeman7 Just Arrived

Joined: 20 Sep 2007 Location: Maryland Posts: 9
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| Posted: Thu Sep 20, 2007 6:09 pm Post subject: Weeping Cherry--canker problems |
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Hey guys,
I was wondering if anyone here knows how to treat a bacterial canker problem on a weeping cherry (snow fountain). Within three days my tree has turned crispy brown. I only noticed the other day that there big hardened amber-colored sap coming from near the top of the trunk, not close to the bottom. I've been looking online for solutions, maybe a way to bring it back, but I have found none. There is new growth appearing below the canker.
Any help would be very appreciated!
Zach
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zuzu's petals Silly Old Bat
 Joined: 19 Oct 2006 Location: Coastal N.Carolina ~zone 8~ (Map) Posts: 2569
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| Posted: Thu Sep 20, 2007 7:51 pm Post subject: |
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Hulloo again
I found the following HERE
| B.C. Ministry Agricultural site wrote: | Control:
1. Minimize stress on young or recently planted cherry trees, as it is a major predisposing factor. For example, provide adequate water to prevent drought stress; avoid planting in areas with poor drainage or high frost potential; supply optimal levels of nutrients; check soil pH; and control other pest and disease problems than may weaken trees. Transplanting is also a stress that may "bring out" nursery acquired infection.
2. Do not let weeds grow up around the trees. They cause unnecessary stress by competing for moisture and nutrients, increase humidity, and may harbour populations of the bacteria that cause canker.
3. Remove severely affected trees, and prune off dead or dying branches. Pruning in mid-summer is unlikely to spread the disease, but disinfecting tools after cutting infected trees is probably a good precaution. Don't prune during cool, wet weather. Avoid pruning in early spring and fall when bacteria are most active.
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You can find a further steps 4,5 and 6 at the originating site CLICK HERE.
Dunno if any of that helps,
it may be the same info that you had already located.
Good luck with your tree,
for what it's worth, my ornamental cherry trees have occasionally had cankers appear
but they have always recovered ( so far).
_________________
~*~ zuzu ~*~
I put a lot of myself into my garden.
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