All about hydrangea, the classic
Hydrangea or Hydrangea - its Latin botanical name - is a large shrub to install in its garden. The hydrangea is grown almost anywhere: it easily withstands temperatures down to -10 ° C. Planted in pots or in the ground, Hydrangea illuminates gardens from late spring to early winter. There are several dozens of varieties of hydrangea, in different colors, from pure white to dark purple. Its flowers, very graphic, go from the cone to large corymbs flat. The flowers and leaves of the hydrangea form wonderful fresh or dry bouquets.
If the hydrangea is very easy to cultivate, respect some simple principles of planting and success will be at the rendezvous. Our practical tips will help novice and experienced gardeners turn their garden into a hydrangea paradise.
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Planting the hydrangea
Like many shrubs coming from the Asian mountains, the hydrangea likes the fresh land and rich, and slightly shaded locations. He appreciates the seashores that bring him the moisture he needs to grow quickly. In all situations, install your hydrangea in an area protected from wind and drafts. Avoid full sun exposure and plan large planting holes. Hydrangeas do not like soils that are too calcareous. If this is your case, place in the planting hole, a mixture of loam enriched with horn (which is easily found in a garden center) and heather earth. In other cases, a good garden soil enriched with horn will be sufficient to allow a good hydrangea growth. Plant at a distance of about 1 meter between each shrub. And of course water each hydrangea planted with at least 20 to 30 liters of water, rain if possible because it is less calcareous than that of the tap.
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Hydrangea potted, care tips
Some varieties of hydrangea can be planted in pots. Choose a large pot in which the earth can stay cool. Reinforce fertilizer inputs especially in the spring to allow harmonious growth of the hydrangea.
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Size and maintenance of the hydrangea
Hydrangeas carve in late spring after the last frosts. Cut frayed stems with pruning shears, and also remove stems and dead wood, common in Hydrangeas.
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Watering and fertilizer in the hydrangea
The hydrangeas are very sensitive to moisture. During the first year of planting, water each shrub abundantly, several times a week. Then weekly watering with rainwater, if possible, is sufficient. In case of strong heat, if the flowers and the leaves of the hydrangeas nose, water them with a jet of water in fine rain to rehydrate them.
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Diseases and parasites affecting the hydrangea
The foliage of hydrangeas can suffer from chlorosis and yellow if the earth is too calcareous. Add some heather and water with rainwater.
If the hydrangea flowers have traces of gray rot or botrytis, cut them! They are sick. And treat the shrub with Bordeaux mixture (easy to find in a garden center). Some pests attack the hydrangeas among them, the red spiders or some mealybugs remain formidable enemies. If they have attacked your plants, remove the damaged parts and spray foliage and flower breasts with an organic solution that is easily found on the market. Take care of your plants at the end of the day and avoid rainy days and hot weather.
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To know about the hydrangea
Most varieties of hydrangea come from Asia. According to legend, the hydrangea takes its name from a famous Hortense, friend or mistress of the botanist who identified particular hydrangea on the island of Reunion.
In some seaside gardens, in Brittany or Scotland, some specimens reach more than 4 meters high.
The varieties of hydrangea to choose
For a wall in the shade, plant a climbing hydrangea: thehydrangea petiolaris. For a graphic massif, opt for thehydrangea quercifolia, with oak leaves or thehydrangea paniculata, wearing beautiful pink or white cones. On a terrace choose limited varieties in size as the hydrangea serrata Preziosa pink.
Gardener's tip on the hydrangea
It is not necessary to plant the hydrangeas deeply. But make holes very wide, so that their roots can easily take their ease.
Dry the hydrangea flowers, cutting long stems in September, before the colors fade. Let them dry upside down in a dry room and in the shade, you will get beautiful bouquets dried.