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Roses for Special Purposes: Red Columbia
Page 46 61 48 53 Columbia (see page 46) Radiance (see page 60) For "Forcing" under Glass or for Indoor Winter Bloom These varieties are grown by professional florists in glasshouses where they can with nicety regulate the supply of heat and moisture, to produce the long-stemmed "beauties" seen in florists' windows. While a greenhouse or conservatory is a wonderful help, indeed essential for best results, some people have wonderful success even in their homes by growing roses where there is plenty of light and air. Both coal-gas and too dry air are injurious to plant-life and are to be carefully guarded against.

