Insects also can become an issue that may cause yellowing of leaves when the plant is stressed.
16+ Butterfly Bush Leaves Turning Yellow. My beautiful, previously healthy butterfly bush suddenly has yellow leaves beginning in the center and coming up the main stalk. I know it's hot and shrubs look wilted but it isn't always because they need more water.
Azaleas Leaves Turning Yellow And Dropping from ugaurbanag.com
Fungal diseases may cause yellowing rose bush leaves. Attract butterflies to your yard with this dazzling butterfly bush! If they have already started to leaf out, you can still prune them back some, but if you prune below new shoots, it will take much longer for it to fill out this year.
A deciduous shrub, it loses its foliage as a normal part of its growth cycle, and leaves turn yellow in late summer and fall as they die and drop, until the stems are bare when winter arrives.
Butterfly bush may refer to a number of different plants including: Butterfly bush may refer to a number of different plants including: Butterfly bush or buddleia davidii is a flowering bush that is native to china. Butterfly bushes are a favorite among many gardeners.