Ginkgo vs Immortelle Plant Comparison

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

Ginkgo

Ginkgo

Ginkgo biloba

VS
Immortelle

Immortelle

Helichrysum arenarium

Ginkgo

Ginkgo

Ginkgo biloba

Ginkgo biloba, the Maidenhair Tree, is a unique species of tree with no close living relatives. It's characterized by its fan-shaped leaves that turn a vibrant golden yellow in the fall. Ginkgos are dioecious, meaning there are separate male and female trees. Female trees produce seeds with a fleshy outer layer that has a very unpleasant odor when ripe. Ginkgos are incredibly hardy and long-lived, often planted as ornamental trees in parks and gardens. They are deciduous and lose their leaves in the winter. Ginkgos are not suitable for indoor growing due to their size and high light requirements.

Ginkgoaceae China
✨ Features: Beautiful golden fall foliage, tolerance of urban pollution, long lifespan.
📖 Read Complete Ginkgo Guide
Immortelle

Immortelle

Helichrysum arenarium

Helichrysum arenarium, commonly known as Immortelle or Dwarf Everlast, is a perennial herbaceous plant characterized by its woolly, grey-green foliage and clusters of bright yellow, papery flowers. It typically grows to a height of 10-30 cm. Native to sandy and dry habitats, it is valued for its long-lasting flowers that retain their color and shape even when dried. This makes it a popular choice for dried flower arrangements and potpourri. It is primarily an outdoor plant, thriving in sunny, well-drained conditions. While it can be grown in containers, it requires specific conditions to flourish indoors.

Asteraceae Europe and Asia
✨ Features: Long-lasting dried flowers, aromatic foliage
📖 Read Complete Immortelle Guide

Quick Plant Comparison

Feature Ginkgo Immortelle
Light Full sun (at least 6 hours of direct sunlight per day) Full sun
Watering Once or twice a week during the growing season, less frequently in winter. Every 1-2 weeks, depending on environmental conditions
Humidity 30-50% 30-50%
Temperature 10-25°C 15-25°C
Care Level Expert Expert
Growth Rate Moderate To Fast Moderate
Max Height Not applicable for indoor growing. Outdoors: 20-35 meters (66-115 feet) 0.1-0.3 meters (indoors, likely smaller)
Pet Safety ❌ Toxic To Pets ✅ Safe
Soil Well-draining soil, such as a mix of loam, sand, and compost. Well-draining sandy or loamy soil
Beginner Friendly ❌ No ❌ No
Weekly Maintenance 15 minutes weekly (mostly watering and occasional pruning) 10 minutes weekly

🔬 Botanical Information — Comparing These Plants

Ginkgo

Scientific Name Ginkgo biloba
Family Ginkgoaceae
Native To China
Also Known As Maidenhair Tree
Leaves The leaves of Ginkgo biloba are fan-shaped, typically 5-10 cm (2-4 inches) wide, with veins radiating from the base. They are a light green color in spring and summer, turning a vibrant golden yellow in the fall before dropping.
Flowers Ginkgo biloba is dioecious, meaning male and female flowers are on separate trees. The flowers are inconspicuous and not typically noticeable. They are wind-pollinated.

Immortelle

Scientific Name Helichrysum arenarium
Family Asteraceae
Native To Europe and Asia
Also Known As Dwarf Everlast, Immortelle, Sandy Everlasting, Goldilocks
Leaves The leaves are small, narrow, and covered in fine, silvery-grey hairs, giving them a woolly texture. They are typically lance-shaped and arranged alternately along the stems.
Flowers Helichrysum arenarium produces clusters of bright yellow, papery flowers in summer. The flowers are small and daisy-like, with a distinctive papery texture that allows them to retain their shape and color when dried. Flowering is unlikely indoors.

📏 Size & Growth — Plant Comparison

Ginkgo

Height Not applicable for indoor growing. Outdoors: 20-35 meters (66-115 feet)
Spread Not applicable for indoor growing. Outdoors: 8-15 meters (26-49 feet)
Growth Rate Moderate To Fast
Growth Pattern Ginkgo biloba grows upright with a pyramidal shape when young, gradually developing a more spreading crown as it matures. It has a strong central leader and branches that spread outwards.

Immortelle

Height 0.1-0.3 meters (indoors, likely smaller)
Spread 0.2-0.4 meters
Growth Rate Moderate
Growth Pattern Helichrysum arenarium grows as a low-growing, spreading perennial. It forms a dense mat of silvery-grey foliage and produces clusters of bright yellow flowers on upright stems.

🌱 Propagation — Comparing Plant Growth

Ginkgo

Methods: Seed, Cuttings, Grafting

Difficulty: Moderate To Difficult

Tips: Seed propagation requires stratification. Cuttings are best taken from semi-hardwood in summer. Grafting is often used to propagate specific cultivars.

Immortelle

Methods: Seed, Division, Stem cuttings

Difficulty: Moderate

Tips: For seeds, sow in spring in well-draining soil. Division can be done in spring or fall. Stem cuttings should be taken in late spring or early summer and rooted in a well-draining medium.

✨ Benefits & Features — Comparing Plant Value

Ginkgo

Ginkgo biloba is a living fossil, being the only surviving species in its plant division. Its fan-shaped leaves are unlike any other tree, and its golden fall color is spectacular. The tree is also known for its resilience and tolerance of urban pollution.

  • ✓ Provides shade in the summer
  • ✓ Adds beauty to the landscape with its unique foliage and golden fall color
  • ✓ Tolerates urban pollution
  • ✓ Long lifespan
  • ✓ Relatively low-maintenance once established
  • ⚠️ Toxic to pets

Immortelle

The flowers of Helichrysum arenarium retain their color and shape when dried, making them ideal for dried flower arrangements. It is also known for its aromatic foliage, which releases a pleasant scent when touched.

  • ✓ Provides beautiful dried flowers for arrangements.
  • ✓ Attracts pollinators to the garden.
  • ✓ Drought-tolerant and low-maintenance in suitable conditions.
  • ✓ Adds visual interest with its silver-grey foliage and bright yellow flowers.
  • ✓ Aromatic foliage releases a pleasant scent.
  • 🐾 Pet Safe

📅 Maintenance Schedule — Plant Care Comparison

Ginkgo

Repotting Not applicable for indoor growing.
Pruning Prune young trees to establish a strong central leader. Remove dead or damaged branches as needed.
Fertilizing Apply a balanced fertilizer (10-10-10) in early spring before new growth emerges. Avoid over-fertilizing.
Seasonal Care In spring, fertilize before new growth. In summer, ensure adequate watering during dry periods. In fall, enjoy the golden foliage. In winter, the tree is dormant and requires minimal care.

Immortelle

Repotting Repot every 2-3 years in spring, or when the plant becomes root-bound.
Pruning Prune after flowering to maintain shape and encourage bushier growth.
Fertilizing Balanced liquid fertilizer diluted to half strength, applied once in spring and once in early summer.
Seasonal Care In winter, reduce watering and protect from frost. In summer, ensure adequate sunlight and water regularly.

🌞 Light Requirements

Ginkgo

Full sun (at least 6 hours of direct sunlight per day)

Low light tolerant: ❌ No

Immortelle

Full sun

Low light tolerant: ❌ No

💧 Watering Needs

Ginkgo

Water deeply when the top few inches of soil are dry, especially during the growing season. Established trees are drought-tolerant but benefit from occasional watering during prolonged dry spells. Overwatering can lead to root rot, so ensure good drainage.

Immortelle

Water thoroughly when the top inch of soil is dry. Avoid overwatering, as this can lead to root rot. Allow the soil to dry out slightly between waterings. Signs of overwatering include yellowing leaves and a soggy soil surface. Underwatering is indicated by wilting and dry, crispy leaves.

🌡️ Temperature & Humidity

Ginkgo

Temperature: 10-25°C

Humidity: 30-50%

Immortelle

Temperature: 15-25°C

Humidity: 30-50%

🤔 Which Plant Is Right For You?

Ginkgo

Ginkgo

Ginkgo biloba
Care: Expert Time: 15 minutes weekly (mostly watering and occasional pruning) Beginner: No

Gardeners with large outdoor spaces who appreciate unique trees with beautiful fall color.

✅ Choose This Plant If...

  • You have a large outdoor space and want a unique shade tree with beautiful fall color.
  • You live in an urban environment and need a pollution-tolerant tree.
  • You appreciate the historical significance of a 'living fossil'.
  • You are looking for a low-maintenance tree once it is established.
  • You want a tree that will provide shade for many years to come.

❌ Skip This Plant If...

  • You have a small garden or limited space.
  • You are looking for an indoor plant.
  • You are sensitive to strong odors (female trees produce foul-smelling fruit).
📍 Ideal Location: Large outdoor space with full sun exposure.
🎨 Style: Natural, Traditional, Asian-inspired
🏠 Apartment Friendly: No
⚠️ The seeds of the Ginkgo biloba contain ginkgotoxin, which can be toxic to dogs, cats, and horses. Symptoms may include vomiting, diarrhea, and seizures. The fleshy pulp around the seed is also considered toxic.
Immortelle

Immortelle

Helichrysum arenarium
Care: Expert Time: 10 minutes weekly Beginner: No

Experienced gardeners looking for a drought-tolerant, low-maintenance plant for sunny outdoor locations.

✅ Choose This Plant If...

  • You want a plant with flowers that dry beautifully and retain their color.
  • You have a sunny, well-drained garden or rock garden.
  • You are looking for a drought-tolerant plant.
  • You appreciate aromatic foliage.
  • You want to attract pollinators to your garden.

❌ Skip This Plant If...

  • You do not have a location with full sun.
  • You tend to overwater plants.
  • You are looking for a low-maintenance indoor plant.
📍 Ideal Location: Sunny garden, rock garden, or well-lit patio. Not ideal for indoors.
🎨 Style: Cottage, Mediterranean, Rustic
🏠 Apartment Friendly: No
⚠️ According to available data, Helichrysum arenarium is not considered toxic to humans or pets. However, ingestion of any plant material may cause mild gastrointestinal upset in some individuals.

🎯 Quick Verdict

Best for Beginners Neither ideal
Pet Friendly Immortelle ✓
Less Maintenance Similar effort
Apartment Friendly Check space

⚡ Key Differences Between These Plants

☀️

Ginkgo needs full sun (at least 6 hours of direct sunlight per day), while Immortelle prefers full sun.

📈

Ginkgo has moderate to fast growth, while Immortelle grows moderate.

💡 Pro Tips For Comparing These Plants

Ginkgo Care Tips

Ginkgo biloba is not suitable for indoor growing. It requires full sun, ample space, and specific temperature fluctuations to thrive. It's a large outdoor tree that is relatively low-maintenance once established, but requires careful consideration of location due to its potential size and the unpleasant odor of the fruit from female trees.

  • Choose a male tree to avoid the unpleasant odor of the fruit from female trees.
  • Ensure well-draining soil to prevent root rot.
  • Water deeply but infrequently, allowing the soil to dry out between waterings.
  • Protect young trees from strong winds.
  • Fertilize in early spring with a balanced fertilizer.
❄️ Winter: Ginkgo biloba is dormant in winter and requires minimal care. Ensure the soil is not waterlogged, especially in areas with heavy rainfall or snow.
☀️ Summer: Water deeply during dry periods to prevent drought stress. Mulch around the base of the tree to help retain moisture and regulate soil temperature.

Immortelle Care Tips

Helichrysum arenarium is primarily an outdoor plant that requires full sun and well-drained soil. Growing it indoors can be challenging due to its high light requirements. It needs very bright light and careful watering to prevent root rot. Regular fertilization is also necessary to promote healthy growth and flowering.

  • Ensure excellent drainage to prevent root rot.
  • Provide at least 6-8 hours of direct sunlight daily.
  • Water deeply but infrequently, allowing the soil to dry out between waterings.
  • Fertilize sparingly, as excessive fertilization can reduce flowering.
  • Prune after flowering to maintain shape and encourage bushier growth.
❄️ Winter: In winter, reduce watering significantly and protect the plant from frost if grown in containers. In colder climates, it may die back to the ground and re-emerge in spring.
☀️ Summer: In summer, ensure the plant receives adequate sunlight and water regularly, especially during hot and dry periods. Deadhead spent flowers to encourage further blooming.

⚠️ Common Problems & Solutions — Plant Care Comparison

Ginkgo

Common Issues: Iron chlorosis (yellowing leaves), Root rot (due to poor drainage), Pest infestations (rare, but can include aphids or scale)
Solutions: Iron chlorosis: Amend soil with iron chelate. Root rot: Improve drainage and reduce watering. Pests: Treat with insecticidal soap or horticultural oil.

Immortelle

Common Issues: Root rot, Powdery mildew, Aphids, Lack of flowering
Solutions: Root rot: Ensure well-draining soil and avoid overwatering. Powdery mildew: Improve air circulation and treat with a fungicide. Aphids: Spray with insecticidal soap. Lack of flowering: Provide sufficient sunlight and fertilize appropriately.

❓ Frequently Asked Questions — Comparing These Plants

Ginkgo

What are the light requirements for Ginkgo?

Ginkgo trees thrive in bright, indirect light. Too little light can lead to leggy growth and pale leaves, while direct sun can cause scorching. An east-facing window is ideal, providing gentle morning sun. A south- or west-facing window can also work, but filter the light with a sheer curtain to prevent leaf damage. If natural light is insufficient, supplement with a grow light. Rotate your Ginkgo regularly to ensure all sides receive adequate light, promoting even growth and preventing it from leaning towards the light source. Monitor the leaves for signs of overexposure (scorching) or underexposure (paleness).

How do I care for Ginkgo?

Indoor Ginkgo trees require bright, indirect light; direct sunlight can scorch their leaves. Water thoroughly when the top inch of soil feels dry, ensuring good drainage to prevent root rot. Use a well-draining potting mix. Fertilize sparingly during the growing season (spring and summer) with a balanced liquid fertilizer diluted to half strength. Maintain moderate humidity levels. Prune lightly to shape the tree and remove any dead or damaged branches. Repot every few years as needed, choosing a pot only slightly larger than the previous one. Protect from extreme temperature fluctuations and drafts. Regularly check for pests and address promptly. Provide consistent care to ensure healthy growth and vibrant foliage. Rotate the plant regularly to ensure even growth on all sides.

How do I propagate Ginkgo?

Ginkgo can be propagated through stem cuttings or air layering. For stem cuttings, take a 4-6 inch cutting from new growth in the spring. 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. Cover with a plastic bag to maintain humidity. Rooting can take several weeks. For air layering, make a shallow cut on a stem and wrap it with moist sphagnum moss. Cover the moss with plastic wrap and secure it with tape. Keep the moss moist. Once roots develop, cut the stem below the roots and plant it in a pot. Both methods require patience and consistent care. Ensure adequate humidity and warmth for successful propagation.

Immortelle

What are the light requirements for Immortelle?

Immortelle requires ample sunlight to produce abundant and vibrant blooms. Aim for at least 6 hours of direct sunlight per day. In hotter climates, provide some afternoon shade to prevent scorching. If grown indoors, place Immortelle near a south-facing window where it can receive maximum light exposure. Insufficient light can lead to leggy growth, reduced flowering, and faded colors. Rotate the plant regularly to ensure even light exposure on all sides. During winter months, when sunlight is limited, consider supplementing with grow lights to maintain optimal light levels.

How do I care for Immortelle?

Immortelle thrives with proper care. Provide full sun to partial shade, ensuring at least six hours of sunlight daily for optimal blooming. Water thoroughly when the top inch of soil feels dry, allowing excess water to drain. Use well-draining soil to prevent root rot. Fertilize every 2-4 weeks during the growing season (spring and summer) with a balanced liquid fertilizer, diluted to half strength. Deadhead spent flowers to encourage continuous blooming. Maintain moderate humidity levels. Protect from frost in colder climates. Repot in spring if the plant becomes root-bound. Prune lightly to maintain shape and encourage bushier growth. Monitor for pests and diseases, addressing promptly with appropriate treatments.

How do I propagate Immortelle?

Immortelle can be propagated through stem cuttings, division, and keiki (though keiki is less common). For stem cuttings, take a 4-6 inch cutting from a healthy stem, removing the lower leaves. Dip the cut end in rooting hormone and plant in well-draining soil. Keep the soil moist and provide bright, indirect light. For division, carefully separate the root ball into smaller sections, ensuring each section has healthy roots and foliage. Replant each section in its own pot. Rooting typically takes several weeks.

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