'Non Plus Ultra' rose Description
Photo courtesy of AmiRoses
Registration name: Non Plus Ultra
Crimson. None to mild fragrance. Small to medium, semi-double (9-16 petals), cluster-flowered, in large clusters bloom form. Once-blooming spring or summer.
Tall, climbing, compact.
Height of up to 9' 10" (up to 300 cm).
USDA zone 6b through 9b (default). Can be used for garden, landscape or pillar. Very vigorous.
According to the Rosenlexikon of Jäger, Non plus ultra and Weigand's Crimson Rambler are similar, but different cultivars of Weigand.