As they are spring bloomers, prune crabapples directly after flowering to reduce the risk of cutting off the developing buds. Pruning at the wrong time can result in no blooms the following year.
Dec 23, Most, if not all, new hybrid crabs bloom annually, but older trees may or may not bloom every year. The best time to prune your trees is in late winter or early spring before the leaves appear as it is much easier to see which branches should be removed and also gives the trees the entire spring and summer to form new growth. The recommended moment to trim trees in Scituate, MA depends on that type. For example, decorative trees – that are developed more for aesthetic benefit than any product, like lumber or food – have to be trimmed after losing their blossoms, in autumn, while trees like birches, dogwoods, maples and pines need servicing while in late summer and in May.
Peak crabapple bloom time is mid-spring to late spring, depending on regions and varieties. The average flowering period is about 10 days, although very hot days or windy conditions with rain can cut this down to bushpruning.buzzess: What's My Zone?