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Q&A - Trees & Shrubs - Heptacodium


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questions

What is rose rosette disease? I lost two antique roses and removed a hedge of multiflora roses that were supposed to be undesirable. How bad is it?

Late last year most of the leaves on my year-old seven-son tree (Heptacodium) turned brown, starting at the tips. It had some new growth on the tips and buds. I used a tree ring soaker hose every two weeks.

My lilac had a grayish blight on the leaves this summer. What caused this and how can I prevent it?

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