2, if you can not buy a fresh agent, available potassium permanganate four thousandths of an aqueous solution of antiseptic, or aspirin three thousandths of an aqueous solution formulated into a simple fresh agent, and finally inserted into the vase in the care of the vase can be; or will be dealt with after the roses are inserted into the soil, and then put into a cool place to care for can be.
3, inserted in a vase of rootless flowers, easy to wither, the general water flower arrangements only three or four days of flowering gradually withered. If you use tea (also available in new tea, but must be completely cooled tea to use) to replace the water, you can delay the wilting of the flower arrangement time, tea to a thicker point is good.