Olive Tree Leaves Turning Yellow
Since olive trees are not deciduous they have continual leaf loss through the season.
Olive tree leaves turning yellow. Olive lace bugs are sap sucking insects that feed on the underside of leaves resulting in the formation of rusty yellow spots. Most olive leaves have a lifespan of two to three years at which point they will yellow and fall off naturally. There is often a flush of leaf loss post bloom. When a tree s leaves turn yellow it s often an early indication of a pest problem or disease associated with fungi or bacteria.
Nitrogen should be applied around olive trees regularly to prevent the symptoms of. My olive tree has yellow leaves nutritional deficiency. However it may also be the result of a vitamin or mineral deficiency. But if the tree gets too dry which often happens in the winter when watering is less frequent the leaves will dry out and drop.
Nitrogen is most frequently lacking nutrient in olive trees. Guano is an all round good fertiliser due to its exceptionally high content of nitrogen phosphate and potassium. One sign that you may have a problem on your hands is when you find that the silvery grey green foliage. Olive scales oleander scales and california red scales frequently attack olive leaves stems and fruit.
Rabbits birds sheep and cattle all like the taste of olive leaves and new twigs. Address color changes as soon as possible. If the trees get too much water the leaves may yellow and drop. The olive tree is one of the hardiest trees around making it ideal for any gardener.
If there are just a few yellow leaves scattered throughout the canopy it may be natural senescence. Your potted olive tree will display signs of magnesium deficiency if the leaves become increasingly yellow. Treating for pests or providing additional nutrients may be the answer in restoring the tree s health.