Seeds from Lonicera periclymenum Graham Thomas Honeysuckle. A vigorous honeysuckle with cartwheel shaped blossoms made up of curved, tubular shaped individual flowers, which open white, but are reddish for most of the summer. The plants are vigorous twiners that climb quickly up trellis and arches. They are also good for training up into trees or covering unsightly objects in your garden. Prefer to be planted so the roots are in shade but the stems and flowers can grow out into sun. Zones 5 to 9.