Is it possible to combine a white rose bush and a red rose bush?
There are two ways which your question suggests. 1) Grafting. It is easy to graft one type of rose onto another. Normally, a rose with good flowers does not have a strong root system. So it is usual for a rose grower to grow plants with good roots (rootstock) (close relative of wild briar roses, I believe) and to graft the rose with good flowers onto it. When the two plants are big enough, the rootstock is cut off just above ground level and a shoot or two (sometimes just a bud) from the plant with good flowers is grafted onto it. You will need to find a gardening book to learn more about grafting techniques. It is therefore not hard at all to graft one red rose branch onto a white rose bush. This procedure is widely used in horticulture and if you look carefully you will find weeping cherry branches grafted onto the top of a straight cherry trunk. This is also done for willows. Sometimes 3 different varieties of apple are grafted onto one rootstock because the three varieties will pol