Roses do not require hot water; in fact, using warm or room-temperature water is preferable. Hot water can damage the stems and hinder their ability to absorb water properly. It's best to use fresh, clean water and trim the stems at an angle to promote better hydration. Adding flower food can also help extend the life of cut roses.
No. The roses might die if you will put so much water in it's vase. The correct sprinkling of water in flowers/roses are early in the morning and nearly night.
water and sunlight
Because roses need more water than cactuses. A cactus can store water in itself.
Boiling water can be used to revive roses by cutting the stems at an angle and placing them in the hot water for a few seconds. This helps to remove air bubbles and allows the roses to absorb more water, extending their lifespan. Be careful not to leave them in the water for too long, as this can damage the flowers.
Sure you can. But who are you going to get to eat them? There is such a thing as rose tea and rose water which require the preparation of roses with hot water. Rose tea is a good thing to drink. Rose water is good to smell and is supposed to be good for your skin. Experiment. Cook up a bunch of roses and see what you get.
There are many ways to keep roses fresh. Some good tips are to water roses the evening before they are going to be cut. Also roses should be cut in the morning before it gets to hot.
The average temperature roses need atnight time is 15-20 degrees C. At day time25-30 degrees C.
Water will go up the stems of roses. But roses will not transport water any where else.
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The gas valve for the water heater should be turned on when you need hot water and off when you do not need hot water.
If you don't water then they will die for sure, especially in hot weather.