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Jan 10, Cut off any roots from the quince that you can't conveniently dig, but expect them to send suckers out for a year or two. You can control the suckers by cutting them off at ground level as soon as they appear, and before they develop leaves.

Eventually, without leaves to manufacture food for the roots, the roots of the quince will die out. Use the shovel to dig under the root ball and push it up.

Hold the tree by its based and tug it to loosen the tree from its hole. Use a spade to cut any remaining roots and remove the flowering.

An overly alkaline soil pH can lead to problems with chlorosis, so keep the soil pH slightly acidic or neutral.

Apr 01, Prune back the longest branches to lateral buds. While you are pruning a flowering quince, trim off all dead, damaged, or crowded branches. Remove these completely and close to the trunk. Always use sharp pruners disinfected with a solution of bleach and water. How to Prune an Overgrown Flowering QuinceEstimated Reading Time: 2 mins. Quince trees should be spaced 5–6 m apart (16–20 ft) apart, allowing 4–5 m (13–16 ft) between rows.

General care and maintenance Quince trees are susceptible to fire blight and should not be fertilized excessively with nitrogen as this promotes vegetative growth which makes the trees more susceptible to the bacterium. Suckers should be removed by pruning from the tree in winter or early spring.

May 25, Pruning.

After the last frost, prune dead and damaged branches and remove lower branches. The fruit develops on old growth, so be cautious when pruning the tips of branches. Quince trees have the habit of forming thickets if sucker growth is not removed, so remove suckers immediately. May 10, The flowering quince (Chaenomeles speciosa) is a thorny, multi-stemmed deciduous shrub with a somewhat messy growth habit but beautiful red, orange, white, or pink flowers to go with shiny, dark green foliage.

Related to roses, flowering quince has a thorny habit and easy-to-grow nature that makes it a good choice for barrier or border plantings.​ Mature Size: ft. tall, ft. wide.