Depends on the rose - anywhere between April and October

Usuallylate spring,early summer.Depends on variety.some flower continually through till late autumn,even till december,depending on the weather and some just have one or two flushes during the summer season.

Yup it is 20 questions for an exam... Lynnron what is the purpose behind your questions? All the info you have asked for you could have googled for...

My roses usually bloom from late May to late October