Consider mulching with 2 inches of wood chips each year always.
} 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 bushleaning.clubs: 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. Mar 23, Reddening of the leaves of blueberry plants can be caused by a lack of phosphorus.
Although coffee grounds contain phosphorus, they are also highly acidic. If your blueberry plant were already in acidic soil as it should have been, you could have made it even more acidic rendering phosphorus insoluble and unavailable to the roots. Jul 16, You were probably over-feeding the plants. The grow naturally in very poor soil. Use fertilizer formulated for ericaceous plants which will maintain the.