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6
votes
1answer
45 views

Pine Bark vs Sphagnum Peat/Sand for Blueberries and Azaleas

I had a quick question, because I'm trying to figure up my mulch and fertilizer needs for this Spring. I had bought my father a couple of blueberry plants, among others, because that's what he wanted ...
5
votes
1answer
53 views

What's the best way to deal with scale insects on Pieris Japonica?

I have a heavy infestation of bark scale on 4 mature rhododendrons and 3 pieris japonica. I applied dormant oil to the rhododendrons yesterday and would like to do the same to the pieris. However, ...
4
votes
2answers
338 views

How can I help a rhododendron with yellowing leaves and a dead section?

I have a rhododendron which was healthy last year, and produced gorgeous white flowers. Today I noticed that many of the leaves are turning yellow, and a section appears to have died. There'...
4
votes
2answers
279 views

How should I prune a damaged Rhododendron?

I had a 6ft tall healthy Rhododendron that a tree decided to fall on. Now it has a big chunk taken out of the middle. Either side of the chunk is still 4ft or so but the middle goes right to the base ...