Podranea ricasoliana — an easy houseplant, prefers full sun light
SPECIMEN · FROM THE LIBRARY
Podranea ricasoliana

Podranea Ricasoliana

Updated · 3,583 observations
Photo · (c) Katia Reyes, all rights reserved, uploaded by Katia Reyes COURTESY INATURALIST
ON THIS PLANT

Podranea ricasoliana, commonly known as the Pink Trumpet Vine, is a fast-growing evergreen vine native to South Africa. Part of the Bignoniaceae family, this vine can reach heights of up to 10 meters. It features glossy green leaves arranged in opposite pairs, each leaf growing up to 15 cm in length.

The Pink Trumpet Vine produces large clusters of trumpet-shaped flowers that are pink or mauve in color and emit a sweet fragrance. These flowers bloom from late spring through summer, attracting bees, butterflies, and hummingbirds.

This plant thrives in full sun or partial shade with well-drained soil. While drought-tolerant once established, it benefits from regular watering during the growing season. Pruning should be carried out after the flowering period to control its size.

Podranea ricasoliana is often used as an ornamental plant due to its beautiful flowers and its ability to quickly cover walls or trellises. Additionally, it possesses medicinal properties, containing compounds known for their anti-inflammatory effects.

Overall, Podranea ricasoliana is an attractive vine with striking blooms that add both color and fragrance to any garden setting, while also providing medicinal benefits.

A note from PlantMom

The pink trumpet vine is well resistant to disease and is generally not susceptible to illnesses. As for care, this plant is fairly low-maintenance. When grown outdoors it needs only minimal watering, and larger plants usually do not require pruning. Smaller plants, however, should be pruned after they finish blooming. The pink trumpet vine is suitable for anyone with outdoor space, such as a garden or deck, and does not demand extensive gardening experience.

— PlantMom
CARE GUIDE

How to keep Podranea Ricasoliana.

Light

The pink trumpet vine flourishes with a generous amount of daily sunlight yet can tolerate locations with only moderate light. Its growth and health depend heavily on abundant sunlight. Too little or too much light can harm its health and vigor, since it originates from a habitat with significant sun exposure.

Water

The pink trumpet vine flourishes in warm, subtropical climates where there is a consistent supply of moisture. To mimic its natural environment, it should be watered weekly, which helps prevent waterlogging. Being an outdoor plant, it greatly benefits from rain during its growing season, which encourages lush growth and abundant flowering.

Humidity

This plant will thrive in moderate humidity, which is probably the level in your home. However, misting it a few times a week can be very beneficial. Make sure the room has good ventilation.

Temperature

Pink trumpet vine prefers temperatures between 68 and 100 ℉ (20 and 38 ℃), matching the subtropical and tropical conditions where it naturally grows. In summer it can benefit from occasional misting to cool down, while in winter it should be kept protected from frost.

Fertilizer

The ideal time to fertilize a Pink trumpet vine is in early spring, as it comes out of dormancy. This encourages overall growth and flower formation. Fertilizing improves foliage, stems, and branches, while encouraging large, vibrant, and long-lasting blooms. It assists in moving nutrients from the roots to the flowers and enhances the plant's health and resistance to disease.

Pruning

The pink trumpet vine, known for its vivid pink, trumpet-shaped flowers, thrives with regular pruning. The best time to trim it is in early spring, as this encourages blooming and promotes healthy regrowth. Regular pruning not only enhances flower production but also improves air circulation and reduces the risk of disease. For detailed guidelines, consult reliable horticultural resources.

Pot & Repot

Repot the Pink trumpet vine in early spring into a pot only slightly larger than the current one that has proper drainage. Use a well-draining potting mix and make sure the root ball sits at the same level as before. Gently loosen any roots that are root-bound. After repotting, water generously and keep the plant in a warm, shady location. Prune regularly to maintain its size and encourage new growth.

CHARACTERISTICS

Botanical profile.

Plant Type
Vine
Life Cycle
Perennial
Genus
Podranea
Family
Bignoniaceae
Hardiness Zone
9-11
Mature Height
4.88 m
Mature Spread
0.91 m to 1.52 m
Leaf Color
Green
Leaf Type
Evergreen
Flower Color
Pink
Flower Size
7.62 cm
Bloom Time
Summer
Planting Time
Spring, Autumn
Harvest Time
Mid summer, Late summer
Native Area
Malawi, South Africa, Mozambique, Zimbabwe
ALSO KNOWN AS

Other names.

en Pink trumpetvine en Queen of Sheba-vine en Zimbabwe-climber en Zimbabwe-creeper en Pandorea en Port St. John's-creeper en Bubblegum-vine en Pandora vine en Port St Johns Creeper en Pink trumpet vine en Pink tecoma en Pink Trumpet Tree en Port Saint John Creeper zh 美国 凌霄花 ar گل میمون
FREQUENTLY ASKED

Reader questions.

How should I water my Pink trumpet vine the best way?

Here are some tips for effectively watering your plants: - To promote excellent root development, it is recommended to place a garden hose at the base of the plant. Avoid spraying the leaves directly, as this may not be beneficial. - When the leaves are outdoors and exposed to direct sunlight, they will require more watering. - Using bubblers that can be attached to each plant will moisten the roots effectively. - Soaker hoses can be used to cover the entire garden or bed, especially when adding or removing plants, to ensure deep root watering. - After watering, drain any excess water and allow the soil to dry before watering again. - To prevent the spread of diseases, it is best to water at ground level instead of spraying the entire bush, especially on sunny days. - Whether your plants are in pots or planted in the ground, it's important to remember that pink trumpet vine prefers deep watering rather than light sprinkling.

Why should I add fertilizer to my Pink trumpet vine?

Fertilization plays a crucial role in the overall health and well-being of a Pink trumpet vine. It enables the plant to develop lush foliage and strong stems and branches. However, the flowers of a Pink trumpet vine are particularly valued by gardeners. Thankfully, fertilization also promotes the production of large, vibrant, and long-lasting flowers. This is because the appropriate fertilizer helps the vine effectively transport nutrients from its roots to its flowers. Proper fertilization additionally enhances the plant's overall health, making it more resistant to diseases.

What are the sunlight requirements for pink trumpet vine?

The pink trumpet vine (Podranea ricasoliana) thrives under a generous amount of sunlight exposure daily, ideally in full sun, which is above 6 hours of sunlight. It can also endure in locations with partial sun, about 3-6 hours of sunlight. The growth and health of the vine significantly rely on substantial sunlight. A lack or excess of light can negatively affect its health and vitality. Monitoring how sunlight moves through your garden will help in choosing spots that provide the perfect balance for the plant's happiness.

What are the ideal temperature conditions for Pink Trumpet Vine?

Pink Trumpet Vine thrives in temperatures ranging from 68 to 100°F (20 to 38°C), which aligns with its native subtropical and tropical environments. To support its heat preference, it's beneficial to mist the plant occasionally during summer to cool it down and protect it from frost in winter. It's crucial to maintain temperatures above 20°C during colder months and to bring outdoor plants indoors, placing them near a bright window yet away from direct heat sources. Avoiding temperatures close to 0°C is essential for the plant's well-being.

What should I do if I give too much or too little water to the Pink trumpet vine?

If a Pink trumpet vine is overwatered, it may exhibit yellowing, wilting, and dropping leaves. The plant may also appear unhealthy with mushy stems. When these signs start to show, it's best to adjust your watering schedule. Wilting can also indicate under watering, evidenced by crispy and dry leaves. In this case, check the soil for dryness and provide a thorough watering when necessary. However, excessive watering can result in a damaged root system, leading to continued dryness and yellowing of leaves. Once the plant returns to normal, the yellowing will cease. When keeping a Pink trumpet vine indoors, regularly monitor moisture levels and avoid overwatering. Look out for black spots, which may indicate the need for the soil to dry out before watering again. Overwatering can cause root rot, so if discolored and slimy roots are present, consider transplanting the plant to a new pot and prevent soil from becoming too soggy. When planting a Pink trumpet vine outdoors, make sure to dig deeper and check for adequate moisture. If the soil is too dry, it may indicate under watering, requiring proper watering to aid in recovery.

When should I fertilize my Pink trumpet vine?

The best time to fertilize a Pink trumpet vine is in early spring, when it is coming out of its dormant phase and getting ready to bloom. This will provide the plant with the energy it needs for growth and flower development. However, it is also beneficial to fertilize the plant again in the fall, though a smaller amount is sufficient. Some gardeners opt to fertilize the Pink trumpet vine during planting, but this is not always required.

How does artificial lighting support indoor pink trumpet vines?

When natural sunlight is insufficient, particularly in winter or less sunny spaces, artificial lighting can be a vital solution for indoor pink trumpet vines. Indoor plants require adequate lighting for optimal growth. LED lights are recommended for their ability to provide specific wavelengths needed by plants. Full sun plants need 30-50W/sq ft, partial sun plants need 20-30W/sq ft, and full shade plants need 10-20W/sq ft of artificial light. The light source should be placed 12-36 inches above the plant, mimicking natural sunlight as closely as possible, and most plants need 8-12 hours of light per day.

How should you care for Pink Trumpet Vine in low temperatures?

Pink Trumpet Vine is sensitive to low temperatures and thrives best above 20°C. During winter, ensure the plant is kept in a place where it stays above 0°C to avoid frost damage, which can turn leaves brown or black and lead to wilting. If the plant is exposed to temperatures below -5°C, the first step in care is to remove the frost-damaged parts. Then, it's advisable to move the plant to a warmer indoor spot, preferably near a south-facing window for ample sunlight, and to avoid placing it near heaters or air vents to prevent air dryness.

How often do I need to water my Pink trumpet vine?

The Pink trumpet vine prefers deep watering at longer intervals. When planted in pots, keep in mind that the soil dries out faster due to limited water storage. In cold regions, water every 3 to 5 days. Water the plant early in the morning when the soil is dry, whether it's indoors or outdoors. To determine if watering is needed, check the soil. When the top 2-3 inches are dry, it's time for a full watering. During hot days, check the moisture daily as the soil in the pot can dry out quickly. If you have a garden, remember to irrigate the soil. In hot climates, water once a week when the top 2 to 3 inches of soil become dry. Be careful not to water the plant if there has been sufficient rainfall to avoid root rot. In spring and fall, when the Pink trumpet vine is outdoors, add 3 to 4 inches of mulch to preserve water. Water sandy soil more often, as it drains faster, while water clay soil less frequently to prevent root rot. Keep track of watering dates on a calendar and pay attention to drooping leaves as an indication that watering may be needed.

When shouldn't I fertilize my Pink trumpet vine?

During the winter, Pink trumpet vines do not require fertilizer like many other plants. They are in a dormant phase and do not need much energy from the soil to grow. Fertilizing them during this time can lead to negative effects from overfertilization. The best times to feed Pink trumpet vines are in early spring and fall. So, throughout most of spring and summer, they will not need any fertilizer. It is also advisable to avoid feeding them if they are exposed to excessive heat or dry conditions.

What are the symptoms of insufficient light for pink trumpet vines?

Pink trumpet vine shows several symptoms when it does not get enough light, especially when cultivated indoors during winter. These symptoms include small leaves, leggy or sparse growth, faster leaf drop, slower or no new growth, and lighter-colored new leaves. Insufficient sunlight can also lead to chlorosis, where leaves lose their green color and turn yellow, and sunscald, which damages plant tissues with intense light exposure. Additionally, leaf curling, wilting, and leaf scorching are also symptoms of either too much or too little light.

What steps should be taken if Pink Trumpet Vine experiences high temperatures?

During the hotter months, keep the Pink Trumpet Vine's environment below 38°C to prevent heat stress. If temperatures soar above 43°C, measures should be taken to protect the plant from sunburn, which includes trimming sunburned or dried parts and relocating the plant to a shaded area during the peak sun hours. Additionally, watering the plant in the early morning and late evening can help maintain soil moisture and reduce the risk of temperature-related stress.