Cup-and-saucer vines are among the most beautiful flowers that decorate our gardens over the summer.
Core Cup-and-Saucer facts
Name – Cobaea scandens
Family – Polemoniaceae
Type – climbing perennial or annual vine
Height – 8 inches to 3 feet (0.2 to 1 m)
Exposure – full sun
Soil – rather rich and well drained
Flowering – April to October
Foliage – deciduous or evergreen, depending on the climate
Thanks to its rapid growth and the ease for which it is cared for, cup-and-saucer vine will enchant you with its incredible ornamental impact.
Sowing and planting cup-and-saucer vine
Sowing cup-and-saucer vine
Sowing is best at the end of winter in a sheltered place, most often from February to April.
Transplanting to the ground usually happens in spring, after the last frost spells.
- Cup and saucer vine cannot withstand temperatures below freezing.
- It likes very sunny spots.
- It also requires well drained soil that is rich enough to support flowering.
- Fertilize soil upon planting.
Cup-and-saucer vine purchased in pots
- If you’ve purchased your cup-and-saucer vine in a pot, wait for spring to transplant it to a rather sunny spot.
- Water regularly after planting.
Pruning and caring for cup-and-saucer vine
Cup-and-saucer vines don’t need much care, but these few good practices should help you produce many blooms over a long span of time.
- This plant revels in the sun and prefers rather rich and well drained soil.
- Regular watering is crucial, especially in times of drought.
Protecting a cup-and-saucer vine in winter
If it freezes in your are and you wish to protect your cup-and-saucer vine from one year to the next, this is what you need to do:
- Grow cup-and-saucer vine in pots
- Pruning quite short in fall
- Bring the pot indoors before the first frost spells to a cool spot where it doesn’t freeze
- Water from time to time, but only in small amounts
All there is to know about cup-and-saucer vine
This plant presents abundant and plentiful blooming for the most part of the year.
Its rapid growth, up to 16 to 26 feet (5 to 8 meters) per year, make this plant a great choice to cover old walls, pergolas and other large surfaces.
- Note that if you live in a tropical or subtropical region, cup-and-saucer vine will keep living on as a perennial.
This is an excellent plant to pair with wrought iron garden ornaments. The sparse leafage highlights the ornament while still fueling blooms!
Diseases and parasites that attack cup-and-saucer vine
Smart tip about cup-and-saucer vine
Be careful during dry spells, especially for pots. Lack of water might interrupt growth of your cup-and-saucer vine.
Credits for images shared to Nature & Garden (all edits by Gaspard Lorthiois):
Flower close-up by Sonja Kalee under Pixabay license
Young cup-and-saucer flowers by Светлана Гурьева under Pixabay license
Columns decorated with cup-and-saucer by chuck b. under © CC BY 2.0