How to thin flowers and fruits for plum trees

Due to the large flower volume and high fruit setting rate of plum trees, proper amount of flower thinning and fruit thinning can save tree nutrient, regulate nutrient distribution, increase fruit setting rate and ensure fruit quality. Flower thinning is generally carried out in the full blooming period. When thinning flowers, remove the flowers at the base of the fruiting branches, leaving the middle and upper flowers, and leaving the single flowers; all the flowers on the prepared branches should be thinned out, and the middle and lower crowns The flowers should be few and sparse, and the outer and upper flowers should be more sparse and less; the auxiliary branches and strong branches should be kept more, and the backbone branches and weak branches should be kept less; on one fruiting branch, two should be thinned and left. Flowers with normal development in the middle; for flowers on bouquet-like fruit branches, leave the middle and sparse outside. The thinning of young fruits can be carried out 1 to 2 weeks after the flowering period. The yield per plant is determined according to the variety, tree age, tree vigor, and fruit size. Diseased fruits, injured fruits, deformed fruits, overturned fruits and fruits with unclean fruit surfaces are eliminated. , Fruit thinning should be carried out in the order of branches from top to bottom and from inside to outside.

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