Lily of the Valley vs Perennial Pea Plant Comparison
Compare these two plants side by side — care needs, key differences, and which is right for your home.
Lily of the Valley
Convallaria majalis
Lily of the Valley is a rhizomatous perennial plant known for its delicate, sweetly scented bell-shaped flowers. It typically grows to about 15-30 cm tall. The plant features two broad, lance-shaped leaves arising from the base, with a raceme of small, nodding white flowers appearing in spring. It spreads via underground rhizomes, forming colonies. While prized for its beauty and fragrance, it's important to remember that all parts of the plant are poisonous. It is primarily an outdoor plant, thriving in woodland conditions.
Perennial Pea
Lathyrus latifolius
Lathyrus latifolius, commonly known as Perennial Pea, is a climbing perennial vine that can reach lengths of 6 feet or more. It features winged stems and tendrils that allow it to scramble over other plants or structures. The plant produces showy, pea-like flowers in shades of pink, rose, purple, and white during the summer months. While visually appealing, it's primarily an outdoor plant and not suited for indoor cultivation due to its need for full sun and extensive root system. People grow it for its attractive flowers and ability to cover fences or trellises.
Quick Plant Comparison
| Feature | Lily of the Valley | Perennial Pea |
|---|---|---|
| Light | Partial to full shade. Avoid direct sunlight, especially during the hottest part of the day. | Full sun (at least 6 hours of direct sunlight daily) |
| Watering | Every 2-3 days during active growth, less frequently during dormancy. | Every 7-10 days, depending on weather conditions |
| Humidity | 40-60% | 30-50% |
| Temperature | 15-21°C | 15-25°C |
| Care Level | Expert | Expert |
| Growth Rate | Moderate | Fast |
| Max Height | 15-30 cm | N/A (Outdoor plant, not suitable for indoor growing) |
| Pet Safety | ❌ Toxic To Pets | ❌ Toxic To Pets |
| Soil | Well-draining, humus-rich soil with a slightly acidic to neutral pH (6.0-7.0). | Well-drained soil, loamy or sandy soil is preferred |
| Beginner Friendly | ❌ No | ❌ No |
| Weekly Maintenance | 15 minutes weekly (primarily watering and removing spent flowers) | 30 minutes weekly during growing season |
🔬 Botanical Information — Comparing These Plants
Lily of the Valley
| Scientific Name | Convallaria majalis |
|---|---|
| Family | Asparagaceae |
| Native To | Native to Europe and Asia, widely naturalized in North America |
| Also Known As | Lily of the Valley, May Lily, May Bells, Our Lady's Tears |
| Leaves | Two broad, lance-shaped, dark green leaves arise from the base of the plant. Leaves are smooth and slightly glossy, typically 10-25 cm long and 4-8 cm wide. |
| Flowers | Rarely flowers indoors unless forced. Outdoors, it produces racemes of small, nodding, bell-shaped white flowers in spring. The flowers are highly fragrant. |
Perennial Pea
| Scientific Name | Lathyrus latifolius |
|---|---|
| Family | Fabaceae |
| Native To | Europe |
| Also Known As | Perennial Pea, Everlasting Pea, Broad-leaved Everlasting Pea |
| Leaves | The leaves are alternate, pinnately compound with two leaflets and a terminal tendril. The leaflets are lance-shaped, 5-10 cm long, and have a bluish-green color. |
| Flowers | The flowers are pea-like, about 2-3 cm wide, and come in shades of pink, rose, purple, and white. They are borne in clusters on long stalks during the summer months. It will not flower indoors. |
📏 Size & Growth — Plant Comparison
Lily of the Valley
Perennial Pea
🌱 Propagation — Comparing Plant Growth
Lily of the Valley
Methods: Division of rhizomes, Seed
Difficulty: Moderate
Tips: Divide rhizomes in early spring or fall. Replant the divided rhizomes in well-prepared soil, ensuring they are planted at the same depth as before. Seeds can be sown in the fall, but germination can be slow and erratic.
Perennial Pea
Methods: Seed, Division, Root cuttings
Difficulty: Easy
Tips: Soak seeds in warm water for 24 hours before planting to improve germination. Divide established plants in spring or fall. Root cuttings can be taken in late fall or early spring.
✨ Benefits & Features — Comparing Plant Value
Lily of the Valley
Lily of the Valley is known for its intensely fragrant, bell-shaped flowers and its ability to spread via rhizomes, forming dense colonies. Its toxicity is a significant characteristic that requires careful handling.
- ✓ Fragrant flowers enhance mood and reduce stress.
- ✓ Adds beauty to shady garden areas.
- ✓ Provides ground cover in woodland settings.
- ✓ Historically significant and culturally relevant.
- ✓ Can be forced indoors for short-term enjoyment.
- ⚠️ Toxic to pets
Perennial Pea
The Perennial Pea is a long-lived perennial vine with showy flowers. Unlike some other pea species, it does not produce edible pods.
- ✓ Attracts pollinators like bees and butterflies.
- ✓ Provides beautiful vertical interest in the garden.
- ✓ Relatively low maintenance once established.
- ✓ Can help to stabilize soil on slopes.
- ✓ Offers a long blooming period throughout the summer.
- ⚠️ Toxic to pets
📅 Maintenance Schedule — Plant Care Comparison
Lily of the Valley
Perennial Pea
🌞 Light Requirements
Lily of the Valley
Partial to full shade. Avoid direct sunlight, especially during the hottest part of the day.
Low light tolerant: ✅ Yes
Perennial Pea
Full sun (at least 6 hours of direct sunlight daily)
Low light tolerant: ❌ No
💧 Watering Needs
Lily of the Valley
Keep the soil consistently moist, but not waterlogged. Water when the top inch of soil feels dry to the touch. Overwatering can lead to root rot, while underwatering can cause the leaves to wilt and brown.
Perennial Pea
Water deeply when the top inch of soil feels dry. Avoid overwatering, which can lead to root rot. During hot, dry periods, more frequent watering may be necessary. Allow the soil to drain well after watering.
🌡️ Temperature & Humidity
Lily of the Valley
Temperature: 15-21°C
Humidity: 40-60%
Perennial Pea
Temperature: 15-25°C
Humidity: 30-50%
🤔 Which Plant Is Right For You?
Lily of the Valley
Convallaria majalisExperienced gardeners who can provide the specific environmental conditions and manage its toxicity.
✅ Choose This Plant If...
- You love fragrant flowers and are willing to provide a cool dormancy period.
- You have a shady garden spot where it can thrive.
- You are an experienced gardener who can manage its specific needs.
- You are aware of its toxicity and can keep it away from children and pets.
- You appreciate its delicate beauty and historical significance.
❌ Skip This Plant If...
- You have pets or small children who might ingest it.
- You are a beginner gardener looking for an easy-care plant.
- You don't have a cool, shady location to grow it.
- You want a plant that thrives indoors without special care.
- You dislike plants that spread aggressively.
Perennial Pea
Lathyrus latifoliusGardeners looking for a flowering vine to cover fences, trellises, or walls in a sunny location.
✅ Choose This Plant If...
- You want a fast-growing vine to cover a fence or trellis.
- You have a sunny garden and want to attract pollinators.
- You enjoy the look of pea-like flowers in various colors.
- You are looking for a low-maintenance perennial once established.
- You want a plant that can tolerate a wide range of soil conditions.
❌ Skip This Plant If...
- You have pets or small children who might ingest the plant.
- You have a small garden and are concerned about aggressive spreading.
- You are looking for an indoor plant.
- You don't have a location with full sun.
- You are sensitive to plants that may cause skin irritation.
🎯 Quick Verdict
⚡ Key Differences Between These Plants
Lily of the Valley has moderate growth, while Perennial Pea grows fast.
💡 Pro Tips For Comparing These Plants
Lily of the Valley Care Tips
Lily of the Valley is primarily an outdoor plant that thrives in cool, shady conditions. Growing it indoors is challenging due to its need for a cool dormancy period and specific humidity requirements. It also spreads aggressively via rhizomes, requiring careful containment. Toxicity is a major concern for pet owners.
- Provide a cool dormancy period (near freezing) in winter for optimal flowering.
- Ensure well-draining soil to prevent root rot.
- Protect from direct sunlight to prevent leaf scorch.
- Divide rhizomes regularly to control spread.
- Be vigilant about pests and diseases.
Perennial Pea Care Tips
Perennial Pea is an outdoor plant that requires full sun and well-drained soil. It is not suitable for indoor growing due to its light and space requirements. It can be an aggressive spreader, so containment may be necessary. Toxicity to pets is a significant concern.
- Provide a sturdy support structure for the vine to climb.
- Deadhead spent flowers to encourage continued blooming.
- Monitor for signs of powdery mildew and treat promptly.
- Control spread by pruning and removing unwanted seedlings.
- Avoid planting near areas where pets or children have access.
⚠️ Common Problems & Solutions — Plant Care Comparison
Lily of the Valley
Perennial Pea
❓ Frequently Asked Questions — Comparing These Plants
Lily of the Valley
What are the light requirements for Lily of the Valley?
Lily of the Valley prefers partial to full shade. While it can tolerate some morning sun, avoid exposing it to harsh afternoon sunlight, which can scorch the leaves. Ideal placement is under the canopy of trees or in a location that receives dappled sunlight throughout the day. Insufficient light can lead to leggy growth and reduced flowering.
How do I care for Lily of the Valley?
Lily of the Valley thrives in partial to full shade, requiring well-draining soil that’s consistently moist but not soggy. Water thoroughly when the top inch of soil feels dry. Fertilize sparingly, using a balanced liquid fertilizer diluted to half strength during the growing season (spring to early summer) to encourage blooming. Avoid over-fertilizing, as this can lead to excessive foliage growth at the expense of flowers.
How do I propagate Lily of the Valley?
The most common method for propagating Lily of the Valley is through division. In early spring or fall, carefully dig up an established clump of rhizomes. Gently separate the rhizomes, ensuring that each section has healthy roots and at least one growth bud. Replant the divided rhizomes in well-draining soil, spacing them a few inches apart. Water thoroughly and keep the soil consistently moist until new growth appears.
Perennial Pea
What are the light requirements for Perennial Pea?
Perennial Pea requires at least 6-8 hours of direct sunlight per day to thrive and produce abundant blooms. A south-facing location is ideal, but east or west-facing exposures can also work if they provide sufficient sunlight. In hotter climates, some afternoon shade can be beneficial to prevent scorching of the leaves and flowers. Insufficient light can lead to leggy growth, reduced flowering, and pale foliage. If growing indoors, supplement with grow lights if natural light is limited. Rotate the plant regularly to ensure even light exposure on all sides. Monitor your Perennial Pea closely and adjust its location as needed to ensure it receives adequate sunlight.
How do I care for Perennial Pea?
Perennial Pea thrives in full sun to partial shade and requires well-drained soil. Water regularly, especially during dry periods, but avoid overwatering, which can lead to root rot. Fertilize in spring with a balanced fertilizer to promote healthy growth and abundant blooms. Deadhead spent flowers to encourage continued flowering throughout the season. Provide a sturdy support structure, such as a trellis or fence, for the plant to climb. Prune back in late fall or early spring to control its size and shape. Watch out for common pests like aphids and spider mites, and treat infestations promptly. Mulch around the base of the plant to retain moisture and suppress weeds. Regular monitoring and preventative measures are key to keeping your Perennial Pea healthy and vibrant.
How do I propagate Perennial Pea?
Perennial Pea can be propagated by seed, division, or stem cuttings. For seed propagation, scarify the seeds and soak them in water for 24 hours before planting. Sow seeds indoors in early spring or directly outdoors after the last frost. For division, carefully dig up a mature plant in early spring or late fall and divide the root ball into smaller sections, each with its own set of roots and shoots. Replant the divisions in well-draining soil. For stem cuttings, take 4-6 inch cuttings from healthy stems in late spring or early summer. Remove the lower leaves and dip the cut end in rooting hormone. Plant the cuttings in a well-draining potting mix and keep them moist until they root.
Last updated: May 14, 2026 — Plant care data reviewed and verified by our editorial team.