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Hyacinth Plant

Q.knockout roses

Zone 19930 Delaware | Anonymous added on March 10, 2018 | Answered

One of my plants has a white scaly stuff on the branches—plant is mostly dormant but just beginning to start getting some leaves. The scaly stuff was there before the growth started.
Don’t know what to do if anything?

A.Answers to this queston: Add Answer
Answered on March 11, 2018

Here is a good rundown on rose pests. http://www.missouribotanicalgarden.org/Portals/0/Gardening/Gardening%20Help/Visual%20Guides/Rose%20Problems.pdf. You may have scale insects which over-wintered on your canes. Here are some treatment options: http://www.clemson.edu/extension/hgic/pests/plant_pests/flowers/hgic2107.html

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