When the flower buds break, the mummies settle on them, causing the.

Oct 13, It is hard to say exactly why your blueberry plants are defoliating (losing their leaves). Here are a couple of possibilities: When you scratched in the fertilizer, you may have scratched too deeply and damaged the roots or burnt the roots with the bushdig.bars: The bacterium Xylella fastidiosa infects a range of plant species, including blueberry plants.

Initially blueberry leaves infected with the virus are scorched along the margin. The leaves. Nitrogen deficiencies are common in blueberries.

Note the light green color (chlorosis) is uniform across the leaves with no particular pattern or mottling. Other symptoms of nitrogen deficiency include reduced shoot growth, numbers of new canes and yield. Nitrogen deficient leaves may develop early fall color and then drop off. Sep 02, Blueberry bush lost all its leaves. Steve Posts: 2, September in Fruit & veg.

For her birthday in the spring I bought my aged ma a blueberry bush. It's about 2 - 3' tall, with about 5 main stems, in a pot (too small for it) of ericaceous compost. It's produced a little fruit. Last week it lost all its leaves and is looking a bit sorry for itself. Jan 16, Blueberry Plant is not Leafing Out in Spring or Summer.

Blueberry plants are, just like most plants, hibernating during the winter. So it is completely normal for a blueberry bush to loose its leaves in late Summer and early Autumn.

After the Blueberry bush has lost all of its leaves it will go into a hibernation state for the Winter. Phytophthora root rot is the most common disease amongst blueberry plants and can cause serious damage to the plant or can even cause it to die. This fungal disease is most severe during spring or fall. You can recognize it by several symptoms such as defoliation (leaves that are falling off), chlorosis, and reddening bushdig.barted Reading Time: 8 mins.