Rosa can be deciduous or semi-evergreen shrubs or scrambling climbers, with usually thorny stems bearing pinnate leaves and solitary or clustered, 5-petalled flowers followed by showy red or purple fruits
Alba roses are very hardy large shrubs with sparsely prickly stems, greyish-green leaves and clusters of fragrant, double or semi-double flowers in midsummer.
'Maiden's Blush' is a vigorous shrub rose of upright growth, with greyish-green foliage and fragrant, double, pale pinkish-cream flowers 7cm across in midsummer