Arrowwood vs Glacier Lily Plant Comparison
Compare these two plants side by side — care needs, key differences, and which is right for your home.
Arrowwood
Viburnum dentatum
Viburnum dentatum, commonly known as Arrowwood Viburnum, is a deciduous shrub native to eastern North America. It typically grows to a height and spread of 5 to 10 feet. The shrub features coarsely toothed, ovate leaves that turn attractive shades of red and purple in the fall. In late spring to early summer, it produces clusters of creamy white flowers, followed by bluish-black berries that are attractive to birds. Arrowwood is primarily grown for its ornamental value, including its flowers, foliage, and berries, and is often used in hedges, borders, and naturalized areas. It is not suitable as an indoor plant.
Glacier Lily
Erythronium grandiflorum
The Glacier Lily is a perennial herb native to high-elevation meadows. It emerges in early spring as snow melts, producing nodding, bright yellow, lily-like flowers. The plant has two broad, lance-shaped basal leaves. It's a relatively small plant, typically reaching 15-30 cm in height. Glacier Lilies are primarily grown for their vibrant spring blooms and their ability to thrive in challenging alpine environments. They are not suited for indoor cultivation due to their specific environmental needs and dormancy requirements.
Quick Plant Comparison
| Feature | Arrowwood | Glacier Lily |
|---|---|---|
| Light | Full sun to partial shade | Full sun to partial shade |
| Watering | Water deeply 1-2 times per week during the first growing season. Established plants need supplemental water only during extended dry periods. | Water deeply when the top inch of soil feels dry during the growing season. Reduce to infrequent watering during dormancy. |
| Humidity | 30-50% | 30-50% |
| Temperature | 10-27°C | 5-15°C during the growing season |
| Care Level | Expert | Expert |
| Growth Rate | Moderate | Moderate |
| Max Height | 5-10 feet (outdoor) | 15-30 cm |
| Pet Safety | ❌ Toxic To Pets | ❌ Toxic To Pets |
| Soil | Well-drained soil; adaptable to various soil types including clay, loam, and sand. | Well-draining, humus-rich soil. A mix of garden soil, compost, and sand is suitable. |
| Beginner Friendly | ❌ No | ❌ No |
| Weekly Maintenance | 30 minutes per month (outdoor) | 15 minutes weekly during the growing season. |
🔬 Botanical Information — Comparing These Plants
Arrowwood
| Scientific Name | Viburnum dentatum |
|---|---|
| Family | Adoxaceae |
| Native To | Eastern North America |
| Also Known As | Arrowwood Viburnum, Southern Arrowwood, Arrowwood |
| Leaves | Oppositely arranged, ovate leaves with coarsely toothed margins. The leaves are typically 2-4 inches long and turn shades of red and purple in the fall. |
| Flowers | Produces clusters of creamy white flowers in late spring to early summer. Flowers are small and numerous, creating a showy display. |
Glacier Lily
| Scientific Name | Erythronium grandiflorum |
|---|---|
| Family | Liliaceae |
| Native To | Western North America, primarily in mountainous regions |
| Also Known As | Glacier Lily, Avalanche Lily, Dogtooth Violet |
| Leaves | The leaves are broad, lance-shaped, and smooth, typically 10-20 cm long and 2-5 cm wide. They are a vibrant green color. |
| Flowers | Glacier Lilies produce nodding, bright yellow, lily-like flowers. Each flower has six tepals (petals and sepals that look similar) that curve backwards. Flowering occurs in early spring. |
📏 Size & Growth — Plant Comparison
Arrowwood
Glacier Lily
🌱 Propagation — Comparing Plant Growth
Arrowwood
Methods: Stem cuttings, Seed
Difficulty: Moderate
Tips: Take softwood cuttings in late spring or early summer. Hardwood cuttings can be taken in late fall or winter. Rooting hormone can improve success. Seeds require stratification.
Glacier Lily
Methods: Seed, division of corms
Difficulty: Moderate
Tips: Divide corms in late summer or early fall after the plant has gone dormant. Sow seeds in fall for germination the following spring. Requires cold stratification.
✨ Benefits & Features — Comparing Plant Value
Arrowwood
Arrowwood Viburnum is known for its attractive fall color and its ability to attract birds. Its adaptability to various soil types makes it a versatile choice for landscaping.
- ✓ Attracts birds and pollinators.
- ✓ Provides beautiful fall color.
- ✓ Deer resistant.
- ✓ Relatively low-maintenance once established.
- ✓ Provides habitat for wildlife.
- ⚠️ Toxic to pets
Glacier Lily
Glacier Lilies are adapted to bloom very early in the spring, often right after the snow melts. They are an important food source for wildlife and a beautiful addition to alpine gardens.
- ✓ Provides early spring color in the garden.
- ✓ Attracts pollinators.
- ✓ Adds visual interest to rock gardens.
- ✓ Supports local ecosystems.
- ✓ Offers a unique and challenging gardening experience.
- ⚠️ Toxic to pets
📅 Maintenance Schedule — Plant Care Comparison
Arrowwood
Glacier Lily
🌞 Light Requirements
Arrowwood
Full sun to partial shade
Low light tolerant: ❌ No
Glacier Lily
Full sun to partial shade
Low light tolerant: ❌ No
💧 Watering Needs
Arrowwood
Water deeply when planting and during dry periods. Once established, it is relatively drought-tolerant. Avoid overwatering, which can lead to root rot. Check soil moisture before watering.
Glacier Lily
Requires consistently moist soil during the growing season (spring). Avoid waterlogging. As the plant goes dormant in summer, reduce watering significantly.
🌡️ Temperature & Humidity
Arrowwood
Temperature: 10-27°C
Humidity: 30-50%
Glacier Lily
Temperature: 5-15°C during the growing season
Humidity: 30-50%
🤔 Which Plant Is Right For You?
Arrowwood
Viburnum dentatumGardeners looking for a low-maintenance shrub with attractive foliage, flowers, and berries for outdoor landscaping.
✅ Choose This Plant If...
- You want a low-maintenance shrub for your garden.
- You need a plant that attracts birds.
- You want a shrub with beautiful fall color.
- You are looking for a deer-resistant plant.
- You need a plant for a naturalized area.
❌ Skip This Plant If...
- You are looking for an indoor plant.
- You have limited outdoor space.
- You have pets that might ingest the plant.
Glacier Lily
Erythronium grandiflorumExperienced gardeners who can provide the specific outdoor conditions required for alpine plants.
✅ Choose This Plant If...
- You live in a mountainous region with cool, moist springs and dry summers.
- You have a rock garden or alpine garden.
- You want a plant that blooms very early in the spring.
- You are an experienced gardener looking for a challenging plant.
- You want to attract pollinators to your garden in early spring.
❌ Skip This Plant If...
- You live in a warm climate with hot, dry summers.
- You want an easy-to-grow indoor plant.
- You have pets that might ingest the plant.
- You cannot provide a cold dormancy period.
- You do not have a suitable outdoor location.
🎯 Quick Verdict
⚡ 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
Arrowwood Care Tips
Arrowwood Viburnum is an outdoor shrub that is not suitable for indoor growing. It requires full sun to partial shade and well-drained soil. It is relatively low-maintenance once established but requires proper outdoor conditions to thrive. Attempting to grow it indoors will likely result in failure due to insufficient light and humidity.
- Plant in well-drained soil to prevent root rot.
- Water deeply during the first growing season to establish a strong root system.
- Prune in late winter or early spring to remove dead or damaged branches.
- Monitor for pests and diseases and treat promptly.
- Apply a balanced fertilizer in early spring.
Glacier Lily Care Tips
Glacier Lilies are not suitable for indoor cultivation. They require specific outdoor conditions, including cold winters, moist springs, and dry summers. Replicating these conditions indoors is extremely difficult. Requires a cold dormancy period to thrive.
- Ensure excellent drainage to prevent bulb rot.
- Provide a cold dormancy period in winter.
- Protect from rodent damage.
- Fertilize lightly in early spring.
- Avoid overwatering during dormancy.
⚠️ Common Problems & Solutions — Plant Care Comparison
Arrowwood
Glacier Lily
❓ Frequently Asked Questions — Comparing These Plants
Arrowwood
What are the light requirements for Arrowwood?
Arrowwood requires bright, indirect light to thrive indoors. Direct sunlight can scorch its leaves, so avoid placing it in south-facing windows without some form of shading. An east- or west-facing window that provides filtered sunlight is ideal. If natural light is limited, supplement with a grow light to ensure adequate illumination. Rotate the plant regularly to promote even growth on all sides. Insufficient light can lead to leggy growth and reduced leaf production. Monitor the plant’s leaves for signs of light stress, such as pale or yellowing leaves, and adjust its position accordingly.
How do I care for Arrowwood?
Arrowwood thrives with bright, indirect light. Water thoroughly when the top inch of soil feels dry, ensuring good drainage to prevent root rot. Maintain moderate humidity levels, especially during dry seasons, by misting regularly or using a humidifier. Fertilize monthly during the growing season (spring and summer) with a balanced liquid fertilizer diluted to half strength. Prune lightly to maintain shape and remove any dead or yellowing leaves. Repot every 1-2 years in spring, using a well-draining potting mix. Keep the plant away from drafts and sudden temperature changes. Monitor for pests such as spider mites or aphids and treat promptly with insecticidal soap. Provide stable conditions for best growth.
How do I propagate Arrowwood?
Arrowwood can be propagated through stem cuttings or air layering.
Glacier Lily
What are the light requirements for Glacier Lily?
Glacier Lilies prefer partial shade, mimicking their natural habitat under the canopy of trees or in areas shaded by rocks and snowdrifts. While they need some sunlight to bloom, direct, intense sunlight can scorch their delicate leaves. In the morning, provide 3-4 hours of sunlight and then shade during the hottest part of the day. If growing indoors, a north- or east-facing window is ideal. Insufficient light can result in leggy growth and reduced flowering. Watch for signs of stress, such as leaf burn or pale foliage, and adjust the light accordingly. Rotating the plant regularly can ensure even light exposure.
How do I care for Glacier Lily?
Glacier Lilies thrive in cool, moist conditions with well-draining soil. Plant bulbs in the fall, about 4-6 inches deep, in a location that receives partial shade, especially during the hottest part of the day. Water regularly during the growing season, keeping the soil consistently moist but not waterlogged. Fertilize lightly in early spring with a balanced fertilizer to encourage blooming. After flowering, allow the foliage to die back naturally, as this helps the bulb store energy for the next season. Protect from extreme heat and direct sunlight. In warmer climates, consider planting in containers that can be moved to a cooler location during the summer. Ensure good air circulation to prevent fungal diseases.
How do I propagate Glacier Lily?
Glacier Lilies can be propagated by bulb division. In late summer or early fall, carefully dig up the bulbs after the foliage has died back. Gently separate any offsets (smaller bulbs) from the main bulb. Replant the main bulb and the offsets in separate locations, ensuring they are planted at the correct depth (4-6 inches). Water well and maintain consistent moisture. Stem cuttings and keikis are not applicable to Glacier Lilies, as they propagate primarily through bulbs. Ensure the new location has similar conditions to the parent plant. Be patient, as it may take a few seasons for the offsets to mature and bloom.
Last updated: May 10, 2026 — Plant care data reviewed and verified by our editorial team.