Campsis: How to grow the beautiful plant in your yard and garden
These bushy ornamental deciduous shrubs or woody vines are usually grown as vining climbers rambling over rocky places and covering banks.
The orange trumpet vine plant is favored for its heavy, clean dark green foliage, and sturdy stems topped with clusters of bold trumpet-shaped flowers in shades of scarlet and flaming orange.
Their method of climbing is by aerial rootlets makes them suitable for covering all types of rough surfaces, including tree trunks – but keep them away from wooden walls.
If allowed on wooden buildings they are likely to do damage by loosening shingles. They can make wonderful specimens grown on a trellis.
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Trumpet Vine Care
The growth of the trumpet vine Campsis is most lavish in a rich, fertile, and well-drained soil, in a sunny situation. They are resilient, drought-tolerant, and will grow in a variety of soil types.
The climbers show off best when planted on posts and old tree trunks. Plants will grow in partial shade but for the most plentiful flowers grow the vine in full sun. To increase flowering some extra feedings of superphosphate can also help.
Although the full sun is recommended, the vines will grow and bloom in the city where full sun is not always an option, or even near the seashore.
Some gardeners consider the trumpet vine an invasive plant. Its rampant plant growth allows it to spread rapidly and may become a troublesome weed.
However, hummingbird vine plants can be kept under control and maintained with proper care and pruning.
To keep these plants in good form and in bounds as well as encourage flowering, the long lateral shoots should be cut back to about two nodes before growth begins.
They flower on the current season’s growth, so severe pruning is required, but not in spring or early summer.
Spring and summer pruning removes the shoots bearing the terminal clusters of trumpet-shaped orange-and-scarlet blossoms.
Most professionals recommend cutting back to two to three buds per stem – in late winter or early spring before new growth gets underway.
The opinion is divided on whether or not it is culturally advisable to leave the seven-inch trumpet vine seed pods hanging from the stems, for winter interest.
The trumpet vine can be propagated by seeds, cuttings, of both green and mature wood, root-cuttings, and air-layers.
They can be propagated by stem cuttings in spring placed in a warm propagating case, or by taking cuttings of mature growth in autumn and inserting them into sandy compost or vermiculite in a frostproof frame or cool greenhouse.
Sucker growths provide a ready means of increase, and so do root cuttings.
This flowering vine has attractive foliage color, and in late summer – August – September – the lateral shoots bear terminal clusters of showy, funnel-shaped, broad-petaled orange-red tubular blooms.
There are several garden forms including a yellow trumpet vine flower.
Mature plants are hardy, but young plants may be killed to the ground returning in spring, from the roots.