Brief summary
Modern Rose, shrub "John Franklin", introduced by Dr. Felicitas Svejda in 1980, Particular color is not known by Roses-Are-Red, semi double bloom shape, blooms 5 - 6 cm in size, has 3-5 buds per stem, repeat rebloom, has light fragrance, the bush shape can be upright, 100 - 125 cm in height, 125 cm in width, suitable for USDA zone 3 from -40°C and above, low resistance to rain, low resistance to black spot, moderate resistance to mildew.
More information
This variety is popular and widespread. In mild climates it is prone to disease, and it is not fully winter hardy in Canada. The flowers are bright red, semi-marginal, with pointed petals. They appear in clusters of 3–7, although sometimes there are up to 30 flowers per cluster. The leaves are dark and shiny; the bush is thick and erect. Like all Explorer roses, John Franklin is well propagated by green cuttings.
Resistant to powdery mildew, but susceptible to black spot. Without shelter, it tends to freeze above snow level and needs to be covered. The red flowers appear almost continuously in clusters of up to 30. They are semi-marginal, 6 cm in diameter, with about 25 petals. The flowers are fragrant. The foliage is rounded; the spikes are yellow-green, with a purple plaque.