Aug 31, Sambucus, or elderberry, are deciduous shrubs or trees and it isn't unusual for them to begin dropping leaves in late summer and early autumn, even before the weather cools off. Elderberry are rampant growers and benefit from annual pruning. Aug 29, The trees on the side of the road are all nice and green. By the way, as to my elderberry fully 1/3 of it's branches are still drooping, leaves dry, berries dried out.
The rest of the branches and leaves are doing fine and loaded with berries. The other elderberry is Estimated Reading Time: 5 mins. Sep 21, Both aphids and soft scales produce honeydew and can cause yellowed or curled leaves, but soft scales also can cause the bark to crack and seep a gum-like substance, as well as cause reduced plant growth, discolored rings in fruit, leaves or stems and premature leaf drop.
Study your elderberry plant for stains and holes in the bark that seep a liquid substance to identify longhorned. Pesticides, herbicides, and excessive fertilizers and salts can poison the shrub, causing toxicity symptoms, such as leaf necrosis and branch dieback.
If applying herbicides near your elderberry. New shoots are stunted. Over winters in fallen leaves. Control. Remove and destroy all leaves before overwintering. Other Control Options. Consult County Extension Agent; Leaf Spot. Appears as black or brown spots on underside of leaves.
Often the center falls out leaving a hole with a red halo. Leaves may turn yellow and fall. Drought, flooding and winter injury can leave elderberry plants open to canker-causing fungi. Botryosphaeria canker, Diaporthe stem canker and Nectria canker are among diseases that affect.
There are two plants people often mistake for elderberry, Chinese Privet (Ligustrum sinense) and Arrowwood (Viburnum dentatum). Chinese Privet is slightly toxic and has simple rather than compound leaves though they are all lined up so as to look a little like the compound leaves of elderberry, but smaller and not pointed at the end.