Preserved flowers also called freeze dried flowers.
The most natural method preservation of roses is freeze-drying.By this special treatment,it's possible to keep the products in the original shape,cell structure and color.That's why a long lasting life is possible Freeze-drying is the most natural saving method.
Freeze-drying is a technique that withdraws liquid from the flower.This is a complicated process what demands craftmanship.This all happens in a special machine.Before the process begins the roses are being cut under the head and put in the machine with two rooms.In there the roses will be frozen till -40 degress.By the work of a vacuum pump begins the drying process.The condensation room(-50 degrees) is colder than the model room.Under a deep vacuum comes steam out of the roses and this is going to be replaced by ice crytal.Those ice crystal make a level of ice in the condensation room.The ice will be removed by defrosting.After this process the roses are ready.The whole process takes 14 days.