European plum trees should be pruned to a central leader shape.

Mirabelle Plum Tree Care."Mirabelle" -- the yellow plum, the prune plum, the European plum, the brandy plum -- and most definitely the sweet plum (Prunus domestica subsp. insititia"Mirabelle. Sep 20, Never fertilize plum trees after July 1.

Prune plum trees as needed in early spring or mid-summer. Remove water sprouts as they pop up throughout the season. Thin Mirabelle de Nancy trees when the fruit is about the size of a penny, allowing at least 5 inches (13 cm.) between each shrubmulching.barted Reading Time: 2 mins. Mar 06, Growing Mirabelle Plum Trees. Luckily, for those not able to make the trip to France, many varieties of Mirabelle plums are able to be grown in home gardens throughout the country.

Hardy to USDA growing zonesmature plants reach heights of up to 12 ft. ( m.). While requiring some space, care and maintenance are generally trouble-free, aside from regular fruit tree pruning and Estimated Reading Time: 2 mins.

Dec 20, Autumn and winter are the best times to plant and prune mirabelle plum trees in Lorraine. Growers aim to create an upright shape, retaining just three or four main branches and keeping the center of the tree open. In the United States, the best times to plant are late fall and early spring, or any time the trees are dormant.

Jun 30, The best season to prune a plum tree is mid summer during full growth. The exact time for pruning is variable but a good rule of thumb is to p rune a plum tree in June or July. It can seem wrong to prune off branches and shoots with fruit on them, but resist the urge to leave the tree unpruned. There will be plenty of plums left!Estimated Reading Time: 8 mins.