Nasturtium vs Ostrich Fern Plant Comparison

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

Nasturtium

Nasturtium

Tropaeolum majus

VS
Ostrich Fern

Ostrich Fern

Matteuccia struthiopteris

Nasturtium

Nasturtium

Tropaeolum majus

Nasturtium (Tropaeolum majus) is an annual flowering plant known for its vibrant, edible flowers and peppery-flavored leaves. It features round, shield-shaped leaves and spurred flowers in shades of orange, yellow, and red. Typically grown outdoors in gardens and containers, it's valued for its ornamental appeal, culinary uses, and ability to attract pollinators. It's not ideally suited as a long-term indoor plant due to its high light requirements and sprawling growth habit.

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

Ostrich Fern

Matteuccia struthiopteris

The Ostrich Fern is a deciduous fern known for its elegant, vase-like shape formed by arching fronds. It's primarily an outdoor plant, thriving in moist, shaded environments. The plant produces two types of fronds: sterile (vegetative) fronds that create the shuttlecock shape and fertile fronds (sporophylls) that are shorter, darker, and produce spores. People grow it for its ornamental value in gardens, particularly in woodland settings, and for the edible fiddleheads in spring. It is a rhizomatous plant that can spread aggressively under ideal conditions.

Onocleaceae North America, Europe, Asia
✨ Features: Edible fiddleheads (harvested in spring), ornamental foliage, erosion control in moist areas.
📖 Read Complete Ostrich Fern Guide

Quick Plant Comparison

Feature Nasturtium Ostrich Fern
Light Full sun to partial shade. Requires at least 6 hours of direct sunlight for optimal flowering. Partial to full shade. Requires protection from direct sunlight, especially during the hottest part of the day.
Watering Every 2-3 days in hot weather, every 5-7 days in cooler weather, adjust based on soil moisture. Every 2-5 days, depending on environmental conditions and soil drainage.
Humidity 40-60% 50-70%
Temperature 15-25°C 10-24°C
Care Level Expert Expert
Growth Rate Fast Fast
Max Height 30-60 cm (outdoors) 0.9-1.8 meters (outdoors); significantly smaller indoors, if it survives
Pet Safety ❌ Toxic To Pets ✅ Safe
Soil Well-draining, moderately fertile soil. Avoid overly rich soil, as it can promote foliage growth at the expense of flowers. Rich, well-draining soil with plenty of organic matter, such as peat moss or compost.
Beginner Friendly ❌ No ❌ No
Weekly Maintenance 10-15 minutes weekly 15 minutes weekly (mostly watering and removing dead fronds)

🔬 Botanical Information — Comparing These Plants

Nasturtium

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 are round, shield-shaped, and have a slightly waxy texture. They are typically green but can also have a bluish tint. The leaves are attached to the stem in the center, giving them a unique appearance.
Flowers Nasturtiums produce spurred flowers in shades of orange, yellow, and red. The flowers are edible and have a peppery flavor. They bloom profusely throughout the summer and fall.

Ostrich Fern

Scientific Name Matteuccia struthiopteris
Family Onocleaceae
Native To North America, Europe, Asia
Also Known As Ostrich Fern, Fiddlehead Fern, Shuttlecock Fern
Leaves The sterile fronds are large, lance-shaped, and deeply divided, resembling ostrich plumes. They are bright green in spring and summer, turning yellow-brown in the fall. The fertile fronds are shorter, darker brown, and more upright, bearing spore-containing structures.
Flowers Ferns do not produce flowers. They reproduce via spores.

📏 Size & Growth — Plant Comparison

Nasturtium

Height 30-60 cm (outdoors)
Spread 30-90 cm (outdoors)
Growth Rate Fast
Growth Pattern Nasturtiums have a sprawling growth habit, with trailing stems that can reach up to 3 feet long. They can be grown as a ground cover or allowed to cascade over the edges of containers.

Ostrich Fern

Height 0.9-1.8 meters (outdoors); significantly smaller indoors, if it survives
Spread 1-1.5 meters; spreads aggressively via rhizomes
Growth Rate Fast
Growth Pattern Grows in a vase-like clump, with arching sterile fronds forming a circular shape. Spreads via underground rhizomes, forming colonies over time.

🌱 Propagation — Comparing Plant Growth

Nasturtium

Methods: Seed

Difficulty: Easy

Tips: Sow seeds directly into the garden after the last frost or start indoors 4-6 weeks before the last frost. Soak seeds overnight to improve germination.

Ostrich Fern

Methods: Division, Spores

Difficulty: Moderate

Tips: Divide rhizomes in early spring or late fall. Ensure each division has several fronds and healthy roots. For spore propagation, sow spores on a moist peat moss mixture and keep humid until germination.

✨ Benefits & Features — Comparing Plant Value

Nasturtium

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 from seed make them a popular choice for gardeners.

  • ✓ Edible flowers and leaves provide a peppery flavor to salads and other dishes.
  • ✓ Attracts pollinators like bees and butterflies to the garden.
  • ✓ Acts as a natural pest repellent, protecting other plants.
  • ✓ Adds vibrant color and visual interest to the garden.
  • ✓ Relatively easy to grow from seed outdoors.
  • ⚠️ Toxic to pets

Ostrich Fern

The Ostrich Fern is unique for its distinct shuttlecock shape and its edible fiddleheads. It's also one of the larger fern species, making it a dramatic addition to any garden. The plant produces two distinct types of fronds: sterile and fertile.

  • ✓ Adds lush greenery to shaded areas
  • ✓ Provides edible fiddleheads in spring
  • ✓ Helps control erosion in moist areas
  • ✓ Creates a calming, natural atmosphere
  • ✓ Relatively low-maintenance once established outdoors
  • 🐾 Pet Safe

📅 Maintenance Schedule — Plant Care Comparison

Nasturtium

Repotting Not typically repotted as they are annuals. If grown in containers, choose a large enough container initially.
Pruning Pinch back stems to encourage bushier growth and more flowers. Remove spent flowers to prolong blooming.
Fertilizing Balanced liquid fertilizer diluted to half strength, every 4-6 weeks during the growing season. Avoid high-nitrogen fertilizers.
Seasonal Care In spring and summer, provide regular watering and fertilization. In fall, reduce watering as temperatures cool. Nasturtiums are annuals and will die back in winter.

Ostrich Fern

Repotting Not typically repotted if grown outdoors. If grown in a container, repot annually in spring to accommodate rhizome growth.
Pruning Remove dead or damaged fronds as needed. Cut back spent fertile fronds after spores have been released.
Fertilizing Balanced liquid fertilizer (10-10-10) diluted to half strength, applied monthly during the growing season (spring and summer).
Seasonal Care In spring, harvest fiddleheads before they unfurl. In summer, ensure adequate moisture and shade. In fall, fronds will die back; remove dead foliage. In winter, the plant is dormant; reduce watering.

🌞 Light Requirements

Nasturtium

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

Low light tolerant: ❌ No

Ostrich Fern

Partial to full shade. Requires protection from direct sunlight, especially during the hottest part of the day.

Low light tolerant: ❌ No

💧 Watering Needs

Nasturtium

Water regularly, allowing the soil to dry slightly between waterings. Overwatering can lead to root rot, while underwatering can cause wilting and reduced flowering. Check soil moisture before watering.

Ostrich Fern

Keep the soil consistently moist, but not waterlogged. Water deeply when the top inch of soil feels dry. Overwatering can lead to root rot, indicated by yellowing or browning fronds. Underwatering results in dry, crispy fronds.

🌡️ Temperature & Humidity

Nasturtium

Temperature: 15-25°C

Humidity: 40-60%

Ostrich Fern

Temperature: 10-24°C

Humidity: 50-70%

🤔 Which Plant Is Right For You?

Nasturtium

Nasturtium

Tropaeolum majus
Care: Expert Time: 10-15 minutes weekly Beginner: No

Gardeners looking for edible flowers and foliage to add to salads and other dishes.

✅ Choose This Plant If...

  • You want edible flowers and leaves for culinary use.
  • You want to attract pollinators to your garden.
  • You need a natural pest repellent for your vegetable garden.
  • You enjoy vibrant, colorful flowers.
  • You have a sunny outdoor space.

❌ Skip This Plant If...

  • You have pets that might ingest the plant.
  • You don't have a sunny outdoor space.
  • You are looking for a low-maintenance indoor plant.
📍 Ideal Location: Sunny garden bed or outdoor container.
🎨 Style: Cottage, Bohemian, Eclectic
🏠 Apartment Friendly: Limited
⚠️ According to the ASPCA, Nasturtium contains compounds that can cause mild gastrointestinal upset in dogs, cats, and horses. Symptoms include vomiting, diarrhea, and drooling. All parts of the plant are potentially toxic.
Ostrich Fern

Ostrich Fern

Matteuccia struthiopteris
Care: Expert Time: 15 minutes weekly (mostly watering and removing dead fronds) Beginner: No

Gardeners with shaded, moist areas looking for a dramatic foliage plant.

✅ Choose This Plant If...

  • You have a shady, moist garden area where it can thrive.
  • You want to harvest and eat fiddleheads in the spring (with proper preparation).
  • You appreciate the dramatic, vase-like shape of the fern's foliage.
  • You need a plant for erosion control in a damp area.
  • You want a low-maintenance plant once established in the right conditions.

❌ Skip This Plant If...

  • You have a small garden and are concerned about aggressive spreading.
  • You live in a hot, dry climate with limited shade.
  • You want a low-maintenance indoor plant.
📍 Ideal Location: Outdoors in a shaded, moist garden or woodland area. Not recommended for typical indoor environments.
🎨 Style: Woodland, Naturalistic, Cottage Garden
🏠 Apartment Friendly: No
⚠️ According to multiple sources, including the ASPCA, Ostrich Fern is not toxic to dogs, cats, or horses. However, it is always recommended to prevent pets from consuming large quantities of any plant material.

🎯 Quick Verdict

Best for Beginners Neither ideal
Pet Friendly Ostrich Fern ✓
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

Nasturtium Care Tips

Nasturtiums are best grown outdoors due to their need for full sun. Indoor cultivation is challenging and requires very bright light and careful watering. They are prone to pests and diseases, and their sprawling growth habit can be difficult to manage in a container.

  • Soak seeds overnight before planting to improve germination.
  • Avoid over-fertilizing, as it can lead to excessive foliage growth and fewer flowers.
  • Pinch back stems regularly to encourage bushier growth.
  • Water deeply but infrequently, allowing the soil to dry slightly between waterings.
  • Monitor for pests like aphids and whiteflies and treat promptly.
❄️ Winter: Nasturtiums are annuals and will die back in winter. Remove dead foliage and discard the plants.
☀️ Summer: Provide regular watering and fertilization during the summer growing season. Monitor for pests and diseases and treat promptly. Pinch back stems to encourage bushier growth and more flowers.

Ostrich Fern Care Tips

Ostrich Ferns are primarily outdoor plants and are challenging to grow indoors. They require consistently moist soil, high humidity, and cool temperatures, which are difficult to maintain in most indoor environments. They also need ample space for their rhizomatous growth. Indoor survival is unlikely without specialized care.

  • Provide consistent moisture, especially during dry periods.
  • Protect from direct sunlight to prevent scorching.
  • Amend the soil with plenty of organic matter to improve drainage and fertility.
  • Contain the plant's spread with barriers if necessary.
  • Harvest fiddleheads in early spring before they unfurl, and cook them thoroughly.
❄️ Winter: The fronds will die back in winter. Remove dead foliage. Reduce watering, but ensure the soil doesn't completely dry out. Protect from extreme cold if grown in containers.
☀️ Summer: Ensure adequate moisture, especially during hot, dry periods. Provide shade to protect the fronds from scorching. Mulch around the base of the plant to retain moisture and suppress weeds.

⚠️ Common Problems & Solutions — Plant Care Comparison

Nasturtium

Common Issues: Aphids, whiteflies, root rot, fungal diseases
Solutions: Insecticidal soap for aphids and whiteflies, improve drainage to prevent root rot, fungicide for fungal diseases.

Ostrich Fern

Common Issues: Browning fronds, Root rot, Spreading too aggressively, Pest infestations (e.g., aphids, spider mites)
Solutions: Browning fronds: Increase humidity and ensure consistent watering. Root rot: Improve drainage and reduce watering frequency. Aggressive spreading: Contain the plant with barriers or grow in a pot. Pests: Treat with insecticidal soap or neem oil.

❓ Frequently Asked Questions — Comparing These Plants

Nasturtium

What are the light requirements for Nasturtium?

Nasturtiums thrive best in full sun, requiring at least 6 hours of direct sunlight each day for abundant flowering. While they can tolerate partial shade, reduced sunlight can lead to fewer blooms and leggy growth. In hotter climates, providing some afternoon shade can prevent leaf scorch.

How do I care for Nasturtium?

Nasturtiums are relatively easy to care for, making them a great choice for beginner gardeners. They thrive in full sun to partial shade, requiring at least 6 hours of sunlight per day for optimal blooming. Water regularly, allowing the soil to dry slightly between waterings; avoid overwatering, which can lead to root rot.

How do I propagate Nasturtium?

Nasturtiums are easily propagated from seeds or stem cuttings. To propagate from seeds, sow seeds directly into the garden or containers in spring after the last frost. Alternatively, start seeds indoors 4-6 weeks before the last frost. Soak seeds in water overnight to improve germination.

Ostrich Fern

What are the light requirements for Ostrich Fern?

Ostrich Ferns prefer bright, indirect light. Direct sunlight can burn their delicate fronds, so avoid placing them in south-facing windows without some form of diffusion. An east- or north-facing window is ideal, providing gentle morning light or consistent filtered light throughout the day. If you notice the fronds fading or becoming pale, it may indicate that the fern is receiving too much light. Conversely, if growth is stunted or the fronds are sparse, the plant may need more light. Rotate the plant periodically to ensure even light exposure on all sides. Artificial grow lights can supplement natural light, especially during winter months.

How do I care for Ostrich Fern?

Ostrich Ferns thrive in consistently moist soil and high humidity. Water thoroughly when the top inch of soil feels dry, ensuring good drainage to prevent root rot. Place your fern in a location with bright, indirect light; direct sunlight can scorch the fronds. Maintain a humidity level of 60-80% by misting regularly, using a humidifier, or placing the pot on a pebble tray filled with water. Fertilize monthly during the growing season (spring and summer) with a diluted balanced liquid fertilizer. Repot annually in spring to refresh the soil and provide room for growth. Remove any dead or damaged fronds to encourage new growth. Avoid letting the plant dry out completely.

How do I propagate Ostrich Fern?

Ostrich Ferns can be propagated by division or spores. Division is best done in early spring when new growth emerges. Carefully dig up the fern and separate the rhizomes, ensuring each division has healthy roots and fronds. Replant the divisions in fresh potting mix. Propagation by spores is a more challenging process. Collect spores from the underside of mature fronds. Sow the spores on a moist, sterile potting mix and cover with a plastic dome to maintain humidity. Keep the spores warm and consistently moist until they germinate, which can take several weeks or months. Once the plantlets are large enough, transplant them into individual pots.

Last updated: May 11, 2026 — Plant care data reviewed and verified by our editorial team.