Lion's Tail vs Nasturtium Tropaeolum Plant Comparison

Compare these two plants side by side — care needs, key differences, and which is right for your home.

Lion's Tail

Lion's Tail

Leonotis leonurus

VS
Nasturtium Tropaeolum

Nasturtium Tropaeolum

Tropaeolum majus

Lion's Tail

Lion's Tail

Leonotis leonurus

Leonotis leonurus, commonly known as Lion's Tail, is a large, shrubby perennial native to South Africa. It typically grows to a height of 3-6 feet. The plant is characterized by its vibrant orange, tubular flowers arranged in dense whorls around the square stems, resembling a lion's tail. It is primarily grown outdoors for its ornamental value, attracting hummingbirds and butterflies. While it can be grown indoors, it requires very bright light and may not flower as prolifically. It is not naturally an indoor plant.

Lamiaceae South Africa
✨ Features: Attracts hummingbirds and butterflies, drought-tolerant, medicinal properties (traditional use)
📖 Read Complete Lion's Tail Guide
Nasturtium Tropaeolum

Nasturtium Tropaeolum

Tropaeolum majus

Tropaeolum majus, commonly known as nasturtium, is an annual flowering plant known for its vibrant, edible flowers and peppery-flavored leaves. It is a sprawling plant that can grow as a ground cover or climb with support. The plant features round, shield-shaped leaves and spurred flowers in shades of orange, yellow, and red. While primarily grown outdoors in gardens and containers for its ornamental value and culinary uses, it can be challenging to maintain indoors due to its high light requirements and sprawling growth habit. People grow it for its bright colors, edible parts, and ability to attract pollinators.

Tropaeolaceae Andes Mountains of South America (Peru, Bolivia)
✨ Features: Edible flowers and leaves, attracts pollinators, natural pest repellent.
📖 Read Complete Nasturtium Tropaeolum Guide

Quick Plant Comparison

Feature Lion's Tail Nasturtium Tropaeolum
Light Full sun to partial shade Full sun to partial shade. Requires at least 6 hours of direct sunlight daily for optimal flowering.
Watering Every 7-14 days, depending on weather and soil drainage Every 2-3 days outdoors in warm weather, less frequently in cooler conditions. Indoor watering is difficult to predict, but likely every 5-7 days if attempted.
Humidity 40-60% 40-60%
Temperature 18-27°C 15-24°C
Care Level Expert Expert
Growth Rate Fast Fast
Max Height 1-2 meters (indoors, if grown) 0.3-1 meter (indoors, likely smaller and less vigorous)
Pet Safety ❌ Toxic To Pets ❌ Toxic To Pets
Soil Well-draining soil, such as a mix of potting soil, perlite, and sand Well-draining soil; a mix of potting soil, perlite, and compost is suitable. Avoid overly rich soil, as it can promote foliage growth at the expense of flowers.
Beginner Friendly ❌ No ❌ No
Weekly Maintenance 30 minutes weekly (including watering, pruning, and pest control) 10 minutes weekly outdoors, more if attempting indoor growth.

🔬 Botanical Information — Comparing These Plants

Lion's Tail

Scientific Name Leonotis leonurus
Family Lamiaceae
Native To South Africa
Also Known As Lion's Tail, Wild Dagga, Lion's Ear
Leaves The leaves are lance-shaped, about 4-8 inches long, and have serrated edges. They are typically dark green and slightly rough in texture.
Flowers It rarely flowers indoors. Outdoors, it produces vibrant orange, tubular flowers arranged in dense whorls around the stems, typically in late summer and fall.

Nasturtium Tropaeolum

Scientific Name Tropaeolum majus
Family Tropaeolaceae
Native To Andes Mountains of South America (Peru, Bolivia)
Also Known As Nasturtium, Garden Nasturtium, Indian Cress, Monk's Cress
Leaves The leaves of nasturtiums are round and shield-shaped, with a diameter of 5-10 cm. They are typically a vibrant green color and have a slightly waxy texture. The leaves are attached to the stem in the center, giving them a unique and distinctive appearance.
Flowers Nasturtiums readily flower outdoors in the right conditions. The flowers are spurred and come in shades of orange, yellow, and red. They have a delicate, peppery fragrance and are often used in salads and as garnishes. Flowering indoors is rare and requires intense supplemental lighting.

📏 Size & Growth — Plant Comparison

Lion's Tail

Height 1-2 meters (indoors, if grown)
Spread 0.5-1 meter
Growth Rate Fast
Growth Pattern Upright, shrubby perennial with multiple stems growing from the base. It can become quite bushy and spreading if not pruned.

Nasturtium Tropaeolum

Height 0.3-1 meter (indoors, likely smaller and less vigorous)
Spread 0.3-1 meter (can spread wider outdoors)
Growth Rate Fast
Growth Pattern Nasturtiums have a sprawling growth habit, either trailing along the ground or climbing with support. They can reach up to 1 meter in height and spread, forming a dense mat of foliage and flowers.

🌱 Propagation — Comparing Plant Growth

Lion's Tail

Methods: Stem cuttings, Seed

Difficulty: Easy

Tips: Take stem cuttings in spring or summer. Dip the cut end in rooting hormone and plant in well-draining soil. Keep the soil moist until roots develop. Seeds can be sown in spring after the last frost.

Nasturtium Tropaeolum

Methods: Seed

Difficulty: Easy

Tips: Soak seeds in water for a few hours before planting. Sow directly into the soil or start indoors 4-6 weeks before the last frost. Keep soil moist until germination.

✨ Benefits & Features — Comparing Plant Value

Lion's Tail

The unique whorled arrangement of vibrant orange flowers around the square stems gives it a distinctive appearance. It is also known for attracting hummingbirds and butterflies.

  • ✓ Attracts pollinators, enhancing garden biodiversity.
  • ✓ Provides vibrant color and visual interest to the landscape.
  • ✓ Drought-tolerant, reducing water consumption.
  • ✓ Offers potential medicinal benefits (traditional use).
  • ✓ Creates a natural and wild aesthetic.
  • ⚠️ Toxic to pets

Nasturtium Tropaeolum

Nasturtiums are unique for their edible flowers and leaves, which have a distinctive peppery flavor. They also act as a natural pest repellent, making them a valuable addition to vegetable gardens. Their vibrant colors and ease of growth make them a popular choice for gardeners.

  • ✓ Edible flowers and leaves provide a peppery flavor to dishes
  • ✓ Attracts pollinators to the garden, supporting local ecosystems
  • ✓ Acts as a natural pest repellent, reducing the need for chemical pesticides
  • ✓ Adds vibrant color and visual interest to outdoor spaces
  • ✓ Provides a fun and engaging gardening experience.
  • ⚠️ Toxic to pets

📅 Maintenance Schedule — Plant Care Comparison

Lion's Tail

Repotting Not applicable if grown outdoors. If grown indoors, repot annually in spring.
Pruning Prune after flowering to maintain shape and encourage bushier growth.
Fertilizing Balanced liquid fertilizer diluted to half strength, applied monthly during the growing season (spring and summer)
Seasonal Care In winter, reduce watering and protect from frost. In summer, provide regular watering and fertilization.

Nasturtium Tropaeolum

Repotting Not typically needed as they are annuals. If grown in containers, repotting may be necessary if the plant becomes root-bound, though this is unlikely to occur indoors.
Pruning Pinch back stems to encourage bushier growth and more flowers. Remove spent flowers to prolong blooming.
Fertilizing Low-nitrogen fertilizer, applied sparingly every 4-6 weeks during the growing season. High nitrogen fertilizers will promote leaf growth over flower production.
Seasonal Care In spring and summer, provide regular watering and fertilization. In fall, reduce watering and allow the plant to set seed. Nasturtiums are annuals and will die back in winter.

🌞 Light Requirements

Lion's Tail

Full sun to partial shade

Low light tolerant: ❌ No

Nasturtium Tropaeolum

Full sun to partial shade. Requires at least 6 hours of direct sunlight daily for optimal flowering.

Low light tolerant: ❌ No

💧 Watering Needs

Lion's Tail

Water deeply when the top inch of soil feels dry. Avoid overwatering, which can lead to root rot. During the growing season, water more frequently. Reduce watering in the winter.

Nasturtium Tropaeolum

Water thoroughly when the top inch of soil feels dry. Avoid overwatering, which can lead to root rot. Yellowing leaves indicate overwatering; wilting leaves indicate underwatering.

🌡️ Temperature & Humidity

Lion's Tail

Temperature: 18-27°C

Humidity: 40-60%

Nasturtium Tropaeolum

Temperature: 15-24°C

Humidity: 40-60%

🤔 Which Plant Is Right For You?

Lion's Tail

Lion's Tail

Leonotis leonurus
Care: Expert Time: 30 minutes weekly (including watering, pruning, and pest control) Beginner: No

Gardeners in warm climates looking for a vibrant, drought-tolerant plant that attracts pollinators.

✅ Choose This Plant If...

  • You want to attract hummingbirds and butterflies to your garden.
  • You live in a warm, dry climate.
  • You are looking for a drought-tolerant plant.
  • You appreciate unique and vibrant flowers.
  • You have experience with outdoor gardening and can provide full sun.

❌ Skip This Plant If...

  • You have pets (dogs, cats, or horses) due to its toxicity.
  • You live in a cold climate with frequent frosts.
  • You lack a sunny outdoor space.
  • You are looking for a low-maintenance indoor plant.
📍 Ideal Location: Sunny garden or patio
🎨 Style: Bohemian, Mediterranean, Cottage Garden
🏠 Apartment Friendly: No
⚠️ According to the ASPCA, Leonotis leonurus contains diterpenoid compounds that are toxic to dogs, cats, and horses. Symptoms include vomiting, diarrhea, incoordination, and tremors. All parts of the plant are considered toxic.
Nasturtium Tropaeolum

Nasturtium Tropaeolum

Tropaeolum majus
Care: Expert Time: 10 minutes weekly outdoors, more if attempting indoor growth. Beginner: No

Gardeners looking for an edible and ornamental plant to add color and interest to their outdoor spaces.

✅ Choose This Plant If...

  • You want edible flowers and leaves for salads and garnishes
  • You need a plant to attract pollinators to your garden
  • You want a natural pest repellent for your vegetable garden
  • You enjoy vibrant colors in your outdoor space
  • You are an experienced gardener willing to experiment with growing a sun-loving plant indoors.

❌ Skip This Plant If...

  • You have pets that might ingest the plant
  • You lack a sunny location to provide adequate light
  • You prefer low-maintenance indoor plants.
📍 Ideal Location: Outdoors in a sunny garden bed or container. A very sunny windowsill is the only possible indoor location, but success is unlikely.
🎨 Style: Cottagecore, Bohemian, Eclectic
🏠 Apartment Friendly: Limited
⚠️ According to the ASPCA, nasturtiums contain mustard oil glycosides, which can cause mild gastrointestinal upset in dogs, cats, and horses. Symptoms include vomiting, diarrhea, and drooling. All parts of the plant are potentially toxic.

🎯 Quick Verdict

Best for Beginners Neither ideal
Pet Friendly Neither - caution
Less Maintenance Similar effort
Apartment Friendly Check space

⚡ Key Differences Between These Plants

🌿

Both plants have similar basic care requirements but differ in appearance and specific needs. Compare plants carefully to find the best fit for your space.

💡 Pro Tips For Comparing These Plants

Lion's Tail Care Tips

Lion's Tail is primarily an outdoor plant that requires full sun and well-draining soil. Growing it indoors is challenging due to its high light requirements. It needs regular watering and fertilization during the growing season. It is toxic to pets.

  • Provide full sun for optimal flowering.
  • Ensure well-draining soil to prevent root rot.
  • Prune after flowering to maintain shape and encourage bushier growth.
  • Monitor for pests and diseases regularly.
  • Water deeply but infrequently, allowing the soil to dry out slightly between waterings.
❄️ Winter: Reduce watering significantly. Protect from frost by mulching heavily or moving potted plants to a sheltered location. In colder climates, it may die back to the ground and re-emerge in spring.
☀️ Summer: Provide regular watering and fertilization. Monitor for pests and diseases. Prune after flowering to encourage bushier growth.

Nasturtium Tropaeolum Care Tips

Nasturtiums are easy to grow outdoors in sunny locations with well-draining soil. Indoor cultivation is challenging due to high light requirements and the plant's sprawling growth habit. Providing adequate light and avoiding overwatering are crucial for indoor success, which is rarely achieved.

  • Provide at least 6 hours of direct sunlight daily for optimal flowering
  • Avoid overwatering to prevent root rot
  • Use a low-nitrogen fertilizer to encourage flower production
  • Pinch back stems to promote bushier growth
  • Collect seeds at the end of the season to replant next year.
❄️ Winter: Nasturtiums are annuals and do not survive winter. Collect seeds in the fall to replant in the spring.
☀️ Summer: Provide regular watering and fertilization during the summer growing season. Protect from intense afternoon sun in very hot climates to prevent leaf scorch.

⚠️ Common Problems & Solutions — Plant Care Comparison

Lion's Tail

Common Issues: Root rot, Powdery mildew, Aphids, Spider mites
Solutions: Root rot: Ensure well-draining soil and avoid overwatering. Powdery mildew: Improve air circulation and apply a fungicide. Aphids: Spray with insecticidal soap. Spider mites: Increase humidity and spray with miticide.

Nasturtium Tropaeolum

Common Issues: Aphids, whiteflies, root rot, lack of flowering
Solutions: Treat aphids and whiteflies with insecticidal soap or neem oil. Prevent root rot by ensuring well-draining soil and avoiding overwatering. Encourage flowering by providing full sun and using a low-nitrogen fertilizer.

❓ Frequently Asked Questions — Comparing These Plants

Lion's Tail

What are the light requirements for Lion's Tail?

Lion’s Tail thrives in full sun, requiring at least six hours of direct sunlight each day to promote optimal growth and abundant flowering. Inadequate light can lead to leggy growth, reduced flowering, and weaker stems. When grown indoors, place the plant near a south-facing window to maximize light exposure. If natural light is insufficient, consider supplementing with grow lights.

How do I care for Lion's Tail?

To successfully grow Lion’s Tail, provide it with plenty of sunlight, ideally at least six hours of direct sun each day. Well-draining soil is crucial to prevent root rot; a mix of potting soil, perlite, and sand works well. Water thoroughly when the top inch of soil feels dry, and avoid overwatering. Fertilize regularly during the growing season (spring and summer) with a balanced fertilizer to promote abundant blooms.

How do I propagate Lion's Tail?

Lion’s Tail can be propagated through stem cuttings, division, and seeds. 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 well-draining soil and keep it moist until roots develop. For division, carefully separate the root ball of a mature plant into multiple sections, ensuring each section has healthy roots and stems. Replant each section in its own pot.

Nasturtium Tropaeolum

What are the light requirements for Nasturtium Tropaeolum?

Nasturtium Tropaeolum thrives in full sun, which translates to at least 6 hours of direct sunlight per day. In hotter climates, provide some afternoon shade to prevent scorching of the leaves and flowers. Insufficient light can lead to leggy growth and reduced blooming.

How do I care for Nasturtium Tropaeolum?

Nasturtium Tropaeolum thrives in well-draining soil and prefers full sun to partial shade. Water regularly, allowing the soil to dry slightly between waterings. Avoid overwatering, which can lead to root rot. Fertilize sparingly, as excessive fertilization can promote leaf growth at the expense of flowers.

How do I propagate Nasturtium Tropaeolum?

Nasturtium Tropaeolum is most commonly propagated by seed. Sow seeds directly into the garden in spring after the last frost or start them indoors 4-6 weeks prior. Soak the seeds in water overnight before planting to improve germination.

Last updated: May 2, 2026 — Plant care data reviewed and verified by our editorial team.