Persis Garibay

Persis Garibay

Modified & Updated: 11 Oct 2023


Cobaea scandens, also known as the Cup and Saucer Vine, is a captivating plant that belongs to the family Polemoniaceae. This unique climbing vine is native to Mexico and Central America and has gained popularity among garden enthusiasts all over the world. Cobaea scandens is loved for its beautiful and unusual flowers that resemble delicate cups and saucers, hence its common name.

In this article, we will explore 13 captivating facts about Cobaea scandens, delving into its fascinating characteristics, cultivation tips, and the benefits it brings to your garden. Whether you are a seasoned gardener or a beginner looking to add a touch of exotic beauty to your outdoor space, this article will provide you with valuable insights on Cobaea scandens, enabling you to appreciate and care for this remarkable plant.

Table of Contents

The Cobaea scandens is commonly known as the Cup and Saucer Vine.

The Cup and Saucer Vine, Cobaea scandens, is a stunning flowering vine native to Mexico and Central America. It gets its name from the unique shape of its blossoms, which resemble cups and saucers.

Cobaea scandens belongs to the family Polemoniaceae.

Cobaea scandens is a member of the Polemoniaceae family, which includes other notable plants like the phlox and the morning glory.

It is a fast-growing perennial vine.

Cobaea scandens is known for its vigorous growth and can quickly cover a trellis, arbor, or fence with its lush foliage and colorful flowers.

The flowers of Cobaea scandens are large and bell-shaped.

The vibrant flowers of Cobaea scandens can measure up to 3 inches in diameter and come in a variety of colors, including shades of purple, pink, and white.

Cobaea scandens attracts pollinators.

The trumpet-shaped flowers of Cobaea scandens are irresistible to bees, butterflies, and hummingbirds, making it a great addition to any pollinator garden.

It prefers a warm and sunny location.

Cobaea scandens thrives in full sunlight and prefers a warm climate. It is commonly grown in USDA hardiness zones 9-11.

Cobaea scandens is easy to grow from seeds.

You can sow Cobaea scandens seeds directly in the garden or start them indoors before transplanting. They germinate readily and typically begin blooming within the first year.

The Cup and Saucer Vine can reach impressive heights.

Given the right conditions, Cobaea scandens can climb to heights of 20 feet or more, creating a beautiful vertical display in the garden.

It has a long flowering season.

The flowering season for Cobaea scandens typically lasts from mid-summer to early fall, providing months of colorful blooms for your garden.

Cobaea scandens is a fantastic choice for covering unsightly structures.

With its rapid growth and dense foliage, Cobaea scandens is often used to cover walls, fences, or other structures that need a touch of natural beauty.

The Cup and Saucer Vine is a versatile plant.

Cobaea scandens can be grown as an annual in cooler climates or as a perennial in warmer regions, making it adaptable to various gardening situations.

It requires well-draining soil and regular watering.

Cobaea scandens thrives in soil that is well-draining and moist but not waterlogged. Regular watering is necessary to keep the plant healthy and promote vigorous growth.

Cobaea scandens can self-seed.

If left to its own devices, Cobaea scandens may self-seed and produce new plants in the surrounding area, adding to its charm and natural propagation.


In conclusion, Cobaea scandens, also known as the Cup and Saucer Vine, is a fascinating plant with numerous captivating facts. From its stunning trumpet-shaped flowers to its ability to attract pollinators, this vine is sure to add a touch of elegance to any garden or landscape. Its fast growth rate and ability to climb make it a popular choice for trellises, fences, and arbors. With proper care and maintenance, Cobaea scandens can thrive and provide a stunning display of color and beauty. So, why not bring some charm and allure to your garden with this unique and enchanting plant?


Q: How tall does Cobaea scandens grow?

A: Cobaea scandens can grow up to 20 to 30 feet tall, making it a great choice for vertical gardening or creating natural privacy screens.

Q: How long does it take for Cobaea scandens to bloom?

A: It typically takes Cobaea scandens around 120 to 150 days to bloom from seed, so patience is key when growing this vine.

Q: Does Cobaea scandens need full sun?

A: Yes, Cobaea scandens thrives in full sun to partial shade. It requires at least six hours of direct sunlight per day for optimal growth and blooming.

Q: How often should I water Cobaea scandens?

A: Cobaea scandens prefers consistently moist soil, so water it regularly, especially during dry spells. However, be careful not to overwater, as it may lead to root rot.

Q: Does Cobaea scandens attract hummingbirds?

A: Yes, the vibrant flowers of Cobaea scandens are known to attract hummingbirds, adding an extra touch of life and beauty to your garden.

Q: Can I grow Cobaea scandens in containers?

A: While Cobaea scandens is best suited for growing in the ground, it can be grown in large containers. Just ensure that the container has good drainage and is placed in a sunny location.

Q: Is Cobaea scandens an annual or perennial plant?

A: Cobaea scandens is typically grown as an annual plant in cooler climates, but in warmer regions, it may behave as a perennial and persist for multiple years.