'Adolph Horstmann' rose Description
Photo courtesy of Beth's Northern CA Rose Garden
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Lemon-yellow, pink undertones, yellow stamens. Mild fragrance. 45 to 50 petals. Average diameter 5.5". Very large, borne mostly solitary, high-centered, open bloom form. Blooms in flushes throughout the season.
Medium, upright. Medium, medium green, leathery foliage.
Height: up to 3' (up to 90cm). Width: up to 2' (up to 60cm).
USDA zone 6b and warmer. Can be used for beds and borders, container rose, cut flower or garden. Very vigorous. Spring Pruning: Remove old canes and dead or diseased wood and cut back canes that cross. In warmer climates, cut back the remaining canes by about one-third. In colder areas, you'll probably find you'll have to prune a little more than that.