Aug 26, Stress Can Cause Avocado Fruit Drop. Although some fruit drop is normal, there can be issues causing your tree to lose more than is typical. One cause is that of stress. Water stress, for instance, can cause a tree to lose fruit prematurely. Both under and overwatering cause this. Your avocado tree needs soil that drains well and adequate watering, especially during Estimated Reading Time: 3 mins.
Summer drop of immature fruit is normal on avocado.
Some varieties drop fruit in June, others drop in July and August. Fruit drop, called abcission, is a natural process since the tree sets more fruit than it can support. Reed avocado has a “A” type flower and needs to cross pollinate with a “B” type flower such as ‘Bacon’. Low avocado yields may result from reduced flowering or increased drop of flowers and fruitlets.
Even under normal flowering and fruitset, increased drop will result in low productivity. Shedding of flowers and fruitlets must affect productivity and therefore deserves special attention. Apr 25, Apr 25, Very often a great source of frustration for an avocado grower is to see a large percentage of the newly-set fruit dropped by the avocado tree.
This drop of new fruit is normal and thought to be the trees’ means of getting rid of fruit with defective or weak seeds.