La Exochorda x macrantha should be placed in a sunny position, preferably well ventilated, and with the base of the shrub in the cool, even in the shade. It is however a very rustic and resistant plant variety; in fact these shrubs do not fear the cold, and can bear temperatures close to -15°C.
In case of excessively hot summers, they may need to be shaded slightly to prevent direct sunlight from damaging the health of the plant.
Being a rustic plant you can grow it in the garden throughout the year.
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Water regularly from March to September, especially during the hottest and driest months. Exochorda x macrantha prefers moist and cool so when temperatures are very high it is important to provide more water.
In the vegetative period it is good to provide fertilizer for flowering plants, at least every 15-20 days, mixed with the water of the watering. In the case of a new transplant, it is advisable to place in the soil granular slow release fertilizer or mature manure that provides the necessary nutrients.
The Exochorda x macrantha prefers loose, well-drained soils, rich in organic matter, slightly acidic and which guarantee a correct degree of humidity. For this reason, in warmer periods it is necessary to provide more water to prevent excessive aridity. At the same time it is useful to avoid stagnation that could be harmful to the health of this shrub.
The multiplication of this variety of plant happens by seed, in spring, after having stratified the seeds in the sand and having kept them in the refrigerator for 2-3 weeks.
If desired, in July-August it is also possible to take cuttings from the new shoots and then plant them in a pot where they can take root.
Exochorda x macrantha: Parasites and diseases
The presence of soils excessively rich in calcium or poor in bio-available iron can promote the onset of iron chlorosis.
Towards the end of winter it may be useful to intervene with targeted products that prevent possible fungal diseases. The use of insecticide products is recommended only when flowering is not already in progress to avoid compromising the action of pollinating insects.