As bees go from flower to flower, they take along with them the pollen from each as it sticks to their legs. Some of it rubs off and pollinates the other flowers.
Bees collect the nectar from plants, which they use to create honey to feed on for themselves and for their larvae. In turn, the plants are able to be pollinated also. Bees pollinate the flowers. yes they do bees pollinate flowers and flowers give the bees food
Waterlily and watermelon (blossom)
It depends on how hot and dry the weather is. In hot weather, it may be necessary to water daily.
If at all possible, avoid chemicals because that can harm the water and other plants. You can use boiling water or vinegar to kill some weeds. In general it is best to cut the flowers off the plant and dig the plant out of the ground.
Flowers as in plants that flower do not need cold water they can be watered with tepid water or warm water for houseplants. Outside plants usually do fine with cold water.