Brazilian Jasmine vs Mullein Plant Comparison
Compare these two plants side by side — care needs, key differences, and which is right for your home.
Brazilian Jasmine
Mandevilla sanderi
Mandevilla sanderi, commonly known as Brazilian Jasmine, is a tropical vine prized for its showy, trumpet-shaped flowers. It is native to Brazil and typically grown outdoors in warm climates. The plant features glossy, dark green leaves and produces vibrant pink or red flowers throughout the growing season. While it can be grown in containers, it requires significant sunlight and humidity to thrive indoors. People grow it for its beautiful flowers and tropical appearance, often training it on trellises or arbors.
Mullein
Verbascum thapsus
Great Mullein is a biennial plant characterized by a rosette of large, velvety, gray-green leaves in its first year. In the second year, it sends up a tall, erect flower stalk that can reach up to 2 meters in height. This stalk is densely covered with small, yellow flowers that bloom sequentially from the bottom upwards. It's primarily an outdoor plant, grown for its striking architectural form and traditional medicinal uses. Indoor cultivation is extremely challenging due to its need for intense sunlight and space.
Quick Plant Comparison
| Feature | Brazilian Jasmine | Mullein |
|---|---|---|
| Light | Full sun to partial shade. Requires at least 6 hours of direct sunlight daily to flower profusely. | Full sun (at least 6-8 hours of direct sunlight daily) |
| Watering | Every 5-7 days during the growing season, less frequently in winter. | Every 2-4 weeks, depending on weather and soil drainage |
| Humidity | 50-70% | 30-50% |
| Temperature | 18-27°C | 10-30°C |
| Care Level | Expert | Expert |
| Growth Rate | Moderate | Moderate To Fast |
| Max Height | Up to 3 meters outdoors, 1-2 meters indoors with support. | 1-2 meters (outdoor) |
| Pet Safety | ❌ Toxic To Pets | ❌ Toxic To Pets |
| Soil | Well-draining potting mix, such as a mix of peat moss, perlite, and vermiculite. | Well-draining, sandy or gravelly soil. Mullein tolerates poor soil conditions. |
| Beginner Friendly | ❌ No | ❌ No |
| Weekly Maintenance | 30 minutes weekly | 5 minutes weekly (weeding, deadheading) |
🔬 Botanical Information — Comparing These Plants
Brazilian Jasmine
| Scientific Name | Mandevilla sanderi |
|---|---|
| Family | Apocynaceae |
| Native To | Brazil |
| Also Known As | Brazilian Jasmine, Red Riding Hood, Mandevilla |
| Leaves | The leaves of Mandevilla sanderi are glossy, dark green, and oval-shaped with pointed tips. They are typically 5-10 cm long and arranged oppositely along the stems. The texture is smooth and slightly leathery. |
| Flowers | Brazilian Jasmine flowers profusely outdoors in warm climates. The flowers are trumpet-shaped, typically pink or red, and about 5-8 cm in diameter. They are produced in clusters and bloom continuously throughout the growing season. Indoor flowering is possible with sufficient light, but less reliable. |
Mullein
| Scientific Name | Verbascum thapsus |
|---|---|
| Family | Scrophulariaceae |
| Native To | Europe, Asia, North Africa; naturalized in the Americas and Australia |
| Also Known As | Great Mullein, Common Mullein, Woolly Mullein, Aaron's Rod |
| Leaves | The leaves of Mullein are large, oblong to lance-shaped, and covered in dense, woolly hairs, giving them a soft, velvety texture and a gray-green color. The basal leaves can be up to 30 cm long, while the stem leaves are smaller and alternate along the flower stalk. |
| Flowers | Mullein produces numerous small, yellow flowers that are densely packed along the upper portion of the flower stalk. The flowers bloom sequentially from the bottom upwards over a long period in summer. |
📏 Size & Growth — Plant Comparison
Brazilian Jasmine
Mullein
🌱 Propagation — Comparing Plant Growth
Brazilian Jasmine
Methods: Stem cuttings, Seed
Difficulty: Moderate
Tips: Take stem cuttings in spring or summer. Dip the cut end in rooting hormone and plant in moist potting mix. Keep the cuttings in a warm, humid environment until roots develop.
Mullein
Methods: Seed
Difficulty: Easy
Tips: Sow seeds directly into the ground in spring or fall. Mullein seeds require light to germinate, so do not bury them deeply. Keep the soil moist until germination occurs.
✨ Benefits & Features — Comparing Plant Value
Brazilian Jasmine
Brazilian Jasmine is known for its vibrant, trumpet-shaped flowers that bloom throughout the growing season. Unlike true jasmine, it is not fragrant, but its showy blooms and glossy foliage make it a popular choice for tropical gardens. It's a vigorous vine that can quickly cover a trellis or arbor.
- ✓ Adds vibrant color to outdoor spaces.
- ✓ Attracts pollinators like hummingbirds and butterflies.
- ✓ Provides a tropical aesthetic.
- ✓ Can be trained on trellises or arbors for vertical interest.
- ✓ Offers a sense of accomplishment for experienced gardeners.
- ⚠️ Toxic to pets
Mullein
Mullein's velvety leaves and tall flower stalk make it a striking addition to any garden. Its drought tolerance and ability to thrive in poor soil make it a low-maintenance choice for challenging locations.
- ✓ Attracts pollinators
- ✓ Drought-tolerant
- ✓ Unique architectural form
- ✓ Traditional medicinal uses
- ✓ Low maintenance
- ⚠️ Toxic to pets
📅 Maintenance Schedule — Plant Care Comparison
Brazilian Jasmine
Mullein
🌞 Light Requirements
Brazilian Jasmine
Full sun to partial shade. Requires at least 6 hours of direct sunlight daily to flower profusely.
Low light tolerant: ❌ No
Mullein
Full sun (at least 6-8 hours of direct sunlight daily)
Low light tolerant: ❌ No
💧 Watering Needs
Brazilian Jasmine
Water thoroughly when the top inch of soil feels dry. Avoid overwatering, which can lead to root rot. Allow excess water to drain away. Signs of underwatering include wilting leaves, while overwatering can cause yellowing leaves and stem rot.
Mullein
Water deeply when the soil is dry to the touch. Mullein is drought-tolerant once established. Overwatering can lead to root rot. Allow the soil to dry out completely between waterings. Signs of underwatering include wilting and drooping leaves; overwatering presents as yellowing leaves and a soggy soil.
🌡️ Temperature & Humidity
Brazilian Jasmine
Temperature: 18-27°C
Humidity: 50-70%
Mullein
Temperature: 10-30°C
Humidity: 30-50%
🤔 Which Plant Is Right For You?
Brazilian Jasmine
Mandevilla sanderiExperienced gardeners in warm climates who want a beautiful, flowering vine for their patio or garden.
✅ Choose This Plant If...
- You live in a warm climate and want a vibrant, flowering vine for your garden.
- You have a sunny patio or balcony where you can provide ample sunlight.
- You are an experienced gardener who enjoys a challenge.
- You want to attract hummingbirds and butterflies to your garden.
- You appreciate the tropical look and feel of this plant.
❌ Skip This Plant If...
- You have pets or small children who might ingest the plant.
- You live in a cold climate with harsh winters.
- You don't have a sunny location to provide adequate light.
- You are a beginner gardener looking for an easy-to-care-for plant.
Mullein
Verbascum thapsusGardeners looking for a striking, drought-tolerant plant for a sunny location.
✅ Choose This Plant If...
- You want a drought-tolerant plant for a sunny garden.
- You are interested in traditional medicinal herbs.
- You want to attract pollinators to your garden.
- You appreciate plants with a unique architectural form.
- You have poor soil conditions that other plants struggle in.
❌ Skip This Plant If...
- You have limited sunlight available.
- You are looking for an easy-to-grow indoor plant.
- You have pets that might ingest the plant.
🎯 Quick Verdict
⚡ Key Differences Between These Plants
Brazilian Jasmine has moderate growth, while Mullein grows moderate to fast.
💡 Pro Tips For Comparing These Plants
Brazilian Jasmine Care Tips
Brazilian Jasmine is primarily an outdoor plant and requires significant sunlight and humidity to thrive. Indoor cultivation is challenging and requires supplemental lighting and careful attention to watering. It is toxic to pets, so keep it out of reach. Regular pruning is necessary to maintain its shape and encourage flowering.
- Provide a sturdy trellis or support for the vine to climb.
- Water deeply but allow the soil to dry slightly between waterings.
- Fertilize regularly during the growing season to promote abundant blooms.
- Prune after flowering to maintain shape and encourage new growth.
- Protect from frost in colder climates.
Mullein Care Tips
Mullein is an outdoor plant that is extremely difficult to grow indoors due to its high light requirements and large size. It needs full sun and well-draining soil. Indoor cultivation is generally not recommended. It is toxic to pets if ingested.
- Provide full sun for optimal growth.
- Ensure well-draining soil to prevent root rot.
- Avoid overwatering, especially in winter.
- Deadhead spent flowers to encourage continued blooming.
- Protect young plants from frost in their first winter.
⚠️ Common Problems & Solutions — Plant Care Comparison
Brazilian Jasmine
Mullein
❓ Frequently Asked Questions — Comparing These Plants
Brazilian Jasmine
What are the light requirements for Brazilian Jasmine?
Brazilian Jasmine requires bright, indirect sunlight to thrive and produce abundant blooms. A location near an east- or west-facing window is ideal, providing several hours of gentle morning or afternoon sun. Avoid direct sunlight, especially during the hottest part of the day, as it can scorch the leaves. If you notice the leaves turning pale or yellowish, it may indicate insufficient light. In this case, move the plant to a brighter location or supplement with artificial grow lights. The intensity of the light directly impacts the plant’s ability to flower, so ensuring adequate light exposure is crucial for optimal growth. Rotate the plant regularly to ensure even light exposure on all sides.
How do I care for Brazilian Jasmine?
Brazilian Jasmine thrives in bright, indirect sunlight; provide at least 6 hours daily. Water thoroughly when the top inch of soil is dry, ensuring good drainage. Maintain high humidity levels, ideally between 50-70%, through misting or a humidifier. Fertilize regularly during the growing season (spring and summer) with a balanced, liquid fertilizer diluted to half strength every 2-4 weeks to promote abundant blooms. Prune lightly after flowering to encourage bushier growth and more blooms in the future. Repot every 2-3 years in spring using a well-draining potting mix. Provide a trellis or support for climbing. Protect from frost and cold temperatures. Monitor for pests like spider mites and aphids, treating promptly with insecticidal soap or neem oil. Good air circulation is essential to prevent fungal diseases.
How do I propagate Brazilian Jasmine?
Brazilian Jasmine can be propagated through stem cuttings, division, or air layering. For stem cuttings, take a 4-6 inch cutting from a healthy stem, remove the lower leaves, and dip the cut end in rooting hormone. Plant the cutting in a well-draining potting mix and keep it moist in a warm, humid environment. Rooting typically occurs in 4-8 weeks. Division involves separating the root ball of a mature plant into smaller sections, ensuring each section has healthy roots and shoots. Replant each section in its own pot. Air layering involves encouraging roots to form on a stem while it is still attached to the parent plant. Once roots have formed, the stem can be cut and planted.
Mullein
What are the light requirements for Mullein?
Mullein thrives in full sun, requiring at least six to eight hours of direct sunlight per day. Insufficient light can result in leggy growth, reduced flowering, and overall weaker plants. When planting Mullein, choose a location that receives unobstructed sunlight throughout the day. South-facing gardens or open fields are ideal. If growing Mullein indoors, place it near a sunny window or supplement with grow lights. Rotate the plant regularly to ensure even light exposure. Monitor the plant for signs of inadequate light, such as stretching towards the light source or pale foliage. Adjust the plant’s position or supplement with artificial lighting as needed to provide the necessary sunlight for healthy growth and abundant flowering.
How do I care for Mullein?
Mullein is generally easy to care for, but specific conditions will encourage optimal growth and flowering. Plant Mullein in well-draining soil, preferably sandy or gravelly, in a location that receives at least six hours of sunlight daily. Water deeply but infrequently, allowing the soil to dry out between waterings. Avoid overwatering, as this can lead to root rot. Fertilize sparingly, if at all, as Mullein thrives in nutrient-poor soil. Deadhead spent flowers to encourage additional blooming. In colder climates, provide winter protection by mulching around the base of the plant. Be mindful of self-seeding, as Mullein can spread readily. Monitor for pests and diseases, although Mullein is generally resistant. Prune back the flower stalk after blooming to maintain a tidy appearance. Ensure good air circulation to prevent fungal issues.
How do I propagate Mullein?
Mullein is most easily propagated by seed. Collect seeds from dried flower stalks in the fall. Direct sow seeds in the spring after the last frost, or start indoors 6-8 weeks before the last frost. Surface sow the seeds as they need light to germinate. Keep the soil moist but not waterlogged. Seedlings should emerge in 14-21 days. Thin seedlings to allow adequate spacing. Mullein can also be propagated by root cuttings in the spring or fall. Dig up a small section of root and replant it in well-draining soil. Keep the soil moist until new growth appears. Division of offsets is possible, but less common. Stem cuttings are not an effective method for Mullein.
Last updated: April 24, 2026 — Plant care data reviewed and verified by our editorial team.