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1.
What can I do about the Sawyer Beetles in my white pines, which were planted in 1971 and are 30 to 50 feet tall? We planted them for privacy. A tornado two years ago took down 27 trees and the trunks are still here. Should we totally get rid of the trunks immediately?
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Published: May 16, 2008
2.
Is it typical of monarch caterpillars to feed on milkweed leaves during corn pollen shed?
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Published: May 15, 2008
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4.
When is the best time to remove trees newly infested with pine beetle? I live in Colorado.
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Published: April 22, 2008
5.
I am growing a eureka lemon (4 feet high) that has flowers and fruit. Most of the leaves are discolored and are a light green/yellow with some of the edges brown. Also, there are small ants going up and down the tree. I have noticed some scale on the plant. What do I need to do to correct this problem?
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Published: April 22, 2008
6.
I have a maple tree missing a limb. The crotch of the tree is taking in and holding water. Will this harm the tree? Is there anything I can do? I have noticed ants around the base of the tree, along with sawdust.
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Published: April 22, 2008
7.
Why would large, yellow ladybugs be eating the leaves of pole and bush beans. Aren't they supposed to be beneficial rather than destructive to plants?
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Published: April 22, 2008
8.
I live in Colorado. Can I use a systemic insecticide to prevent an infestation of aphids on my aspen trees?
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Published: April 22, 2008
9.
What are these galls on my oak tree, and how do I get rid of them?
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Published: April 09, 2008
11.
Is it worthwhile to buy beneficial insects for my landscape?
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Published: April 09, 2008
12.
Eggs or insect excrement? There's a substance similar to coffee grounds on my lettuce. What is it and what should I do?
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Published: April 03, 2008
15.
Is there anything we can do to encourage fireflies to come to our yard? Can we plant a firefly garden like we plant butterfly or hummingbird gardens?
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Published: April 01, 2008
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