Asarum vs English Lavender Plant Comparison

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

Asarum

Asarum

Asarum canadense

VS
English Lavender

English Lavender

Lavandula angustifolia

Asarum

Asarum

Asarum canadense

Asarum canadense, or Canadian Wild Ginger, is a rhizomatous herbaceous perennial typically found in moist, deciduous woodlands. It's known for its kidney-shaped to heart-shaped, velvety green leaves that grow in pairs from creeping rhizomes. The plant produces a single, bell-shaped, brownish-purple flower near the ground in spring, often hidden beneath the foliage. While called 'ginger', it's not related to culinary ginger and should not be consumed as a substitute. It is primarily grown as a groundcover in shaded gardens for its attractive foliage and ability to suppress weeds. It is NOT suited for indoor growing.

Aristolochiaceae Eastern North America
✨ Features: Attractive foliage, effective groundcover, deer resistant.
📖 Read Complete Asarum Guide
English Lavender

English Lavender

Lavandula angustifolia

English Lavender is a perennial shrub known for its fragrant flowers and aromatic foliage. It typically grows to a height of 1-3 feet. The plant features narrow, gray-green leaves and produces spikes of purple flowers in the summer. It is primarily an outdoor plant, thriving in sunny, well-drained locations. People grow it for its ornamental value, fragrance, and use in aromatherapy and culinary applications. While it can be attempted indoors, it requires very specific conditions to thrive.

Lamiaceae Mediterranean region
✨ Features: Fragrant flowers and foliage, used in aromatherapy and culinary applications.
📖 Read Complete English Lavender Guide

Quick Plant Comparison

Feature Asarum English Lavender
Light Full to partial shade. Cannot tolerate direct sunlight. Full sun (at least 6-8 hours of direct sunlight per day)
Watering Every 3-7 days, depending on weather and soil drainage. Every 1-2 weeks, depending on environmental conditions and soil drainage.
Humidity 50-70% 30-50%
Temperature 10-24°C 18-24°C
Care Level Expert Expert
Growth Rate Moderate Moderate
Max Height 0.15-0.3 meters (outdoors) 0.3-0.9 meters (indoors, likely smaller and less robust)
Pet Safety ❌ Toxic To Pets ❌ Toxic To Pets
Soil Rich, well-draining soil with plenty of organic matter. A mix of compost, leaf mold, and garden soil is ideal. Well-draining, sandy or gravelly soil with a slightly alkaline pH (6.5-8.0)
Beginner Friendly ❌ No ❌ No
Weekly Maintenance 10 minutes weekly (weeding, watering) 30 minutes weekly

🔬 Botanical Information — Comparing These Plants

Asarum

Scientific Name Asarum canadense
Family Aristolochiaceae
Native To Eastern North America
Also Known As Canadian Wild Ginger, Broad-leaved Asarum, Indian Ginger
Leaves The leaves are kidney-shaped to heart-shaped, typically 10-20 cm wide, with a velvety texture and a deep green color. They have prominent veins and a slightly ruffled edge.
Flowers The plant produces a single, bell-shaped flower near the ground in spring. The flower is typically brownish-purple and often hidden beneath the foliage. It rarely flowers indoors.

English Lavender

Scientific Name Lavandula angustifolia
Family Lamiaceae
Native To Mediterranean region
Also Known As English Lavender, True Lavender, Common Lavender
Leaves The leaves of English Lavender are narrow, linear, and gray-green in color. They are approximately 1-2 inches long and have a slightly fuzzy texture. The leaves are highly aromatic when crushed.
Flowers English Lavender rarely flowers indoors. Outdoors, it produces spikes of fragrant, purple flowers in the summer. The flowers are small and tubular, arranged in dense clusters along the stem.

📏 Size & Growth — Plant Comparison

Asarum

Height 0.15-0.3 meters (outdoors)
Spread Spreads indefinitely via rhizomes (outdoors)
Growth Rate Moderate
Growth Pattern Spreads horizontally via rhizomes, forming a dense groundcover. The leaves emerge in pairs from the rhizomes.

English Lavender

Height 0.3-0.9 meters (indoors, likely smaller and less robust)
Spread 0.3-0.9 meters
Growth Rate Moderate
Growth Pattern English Lavender grows as a bushy, rounded shrub. It has an upright growth habit, with flower spikes extending above the foliage.

🌱 Propagation — Comparing Plant Growth

Asarum

Methods: Division, Seed

Difficulty: Moderate

Tips: Divide rhizomes in early spring or fall. Sow seeds in fall for germination the following spring. Ensure good drainage and consistent moisture.

English Lavender

Methods: Stem cuttings, Seed, Layering

Difficulty: Moderate

Tips: Take stem cuttings in spring or early summer. Use rooting hormone and provide adequate moisture. Seeds can be sown in spring, but germination can be slow and inconsistent.

✨ Benefits & Features — Comparing Plant Value

Asarum

The plant's unique bell-shaped flowers are often hidden beneath the foliage. It is also known for its ginger-like aroma when the rhizomes are crushed, despite not being related to true ginger.

  • ✓ Provides groundcover in shady areas
  • ✓ Attracts pollinators
  • ✓ Deer resistant
  • ✓ Erosion control on slopes
  • ✓ Adds visual interest with unique foliage
  • ⚠️ Toxic to pets

English Lavender

English Lavender is prized for its strong, sweet fragrance and classic purple flowers. It is more cold-hardy than some other lavender species. Its essential oil is widely used in aromatherapy for its calming properties.

  • ✓ Aromatic fragrance promotes relaxation and reduces stress
  • ✓ Beautiful purple flowers enhance garden aesthetics
  • ✓ Attracts pollinators like bees and butterflies
  • ✓ Can be used in culinary applications to flavor dishes
  • ✓ Dried flowers can be used in potpourri and sachets.
  • ⚠️ Toxic to pets

📅 Maintenance Schedule — Plant Care Comparison

Asarum

Repotting Not applicable for outdoor groundcover. If attempting indoors, repot annually in spring to accommodate rhizome growth.
Pruning Remove dead or damaged foliage as needed.
Fertilizing Apply a balanced, slow-release fertilizer in early spring. Avoid over-fertilizing.
Seasonal Care In spring, apply fertilizer and remove any dead foliage. In summer, ensure adequate moisture during dry spells. In fall, divide rhizomes if desired. In winter, the foliage dies back, and the plant goes dormant.

English Lavender

Repotting Repot only when necessary, typically every 2-3 years, using a well-draining potting mix.
Pruning Prune after flowering to maintain shape and encourage bushier growth. Avoid cutting into old wood.
Fertilizing Low-nitrogen fertilizer, applied sparingly in spring. Avoid over-fertilizing.
Seasonal Care In winter, reduce watering and protect from frost. In spring, prune to promote new growth. In summer, ensure adequate sunlight and water during dry periods. In fall, lightly prune after flowering.

🌞 Light Requirements

Asarum

Full to partial shade. Cannot tolerate direct sunlight.

Low light tolerant: ❌ No

English Lavender

Full sun (at least 6-8 hours of direct sunlight per day)

Low light tolerant: ❌ No

💧 Watering Needs

Asarum

Keep soil consistently moist, but not waterlogged. Water when the top inch of soil feels dry. Overwatering can lead to root rot, while underwatering will cause the leaves to wilt and brown.

English Lavender

Water thoroughly when the top inch of soil is dry. Avoid overwatering, as lavender is susceptible to root rot. Signs of overwatering include yellowing leaves and a musty smell. Underwatering is indicated by wilting and dry, brittle leaves.

🌡️ Temperature & Humidity

Asarum

Temperature: 10-24°C

Humidity: 50-70%

English Lavender

Temperature: 18-24°C

Humidity: 30-50%

🤔 Which Plant Is Right For You?

Asarum

Asarum

Asarum canadense
Care: Expert Time: 10 minutes weekly (weeding, watering) Beginner: No

Gardeners looking for a shade-loving groundcover in woodland settings.

✅ Choose This Plant If...

  • You have a shady woodland garden and need a groundcover
  • You want a deer-resistant plant
  • You appreciate unique foliage textures
  • You want to attract pollinators to your garden (though flowers are hidden)
  • You are looking for a native plant to support local ecosystems.

❌ Skip This Plant If...

  • You have pets that might ingest the plant
  • You do not have a suitable outdoor location with shade and moist soil
  • You are looking for a low-maintenance indoor plant.
📍 Ideal Location: Shady woodland garden or shaded area under trees.
🎨 Style: Woodland, Naturalistic, Cottage
🏠 Apartment Friendly: No
⚠️ Contains aristolochic acids, which are toxic to dogs, cats, and horses. Symptoms include vomiting, diarrhea, and kidney damage. All parts of the plant are considered toxic.
English Lavender

English Lavender

Lavandula angustifolia
Care: Expert Time: 30 minutes weekly Beginner: No

Experienced gardeners who can provide the specific environmental conditions required for successful growth, especially outdoors.

✅ Choose This Plant If...

  • You want a fragrant plant for your garden
  • You enjoy using lavender in aromatherapy or cooking
  • You have a sunny, well-drained outdoor space
  • You are an experienced gardener looking for a rewarding challenge
  • You appreciate the classic beauty of English Lavender.

❌ Skip This Plant If...

  • You have limited sunlight indoors
  • You are prone to overwatering plants
  • You have pets that might ingest the plant
  • You are a beginner gardener
  • You don't have time for regular pruning and maintenance.
📍 Ideal Location: Outdoors in a sunny garden bed or container. Indoors, a south-facing window with supplemental lighting.
🎨 Style: Traditional, Cottage, Mediterranean
🏠 Apartment Friendly: Limited
⚠️ According to the ASPCA, lavender contains linalool and linalyl acetate, which can be toxic to dogs, cats, and horses. Symptoms include nausea, vomiting, and lack of appetite. 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

Asarum Care Tips

Asarum canadense is primarily an outdoor plant and is very difficult to grow indoors. It requires specific shade and moisture conditions that are hard to replicate indoors. It also spreads via rhizomes, which would quickly outgrow a container. Toxicity to pets is a major concern.

  • Ensure excellent drainage to prevent root rot
  • Provide consistent moisture, especially during dry periods
  • Apply a layer of mulch to retain moisture and suppress weeds
  • Divide rhizomes every few years to prevent overcrowding
  • Monitor for slugs and snails and take appropriate action
❄️ Winter: The foliage dies back in winter, and the plant goes dormant. A layer of mulch can help protect the rhizomes from extreme cold.
☀️ Summer: Ensure adequate moisture during dry spells. Provide shade to protect the leaves from scorching.

English Lavender Care Tips

English Lavender is primarily an outdoor plant and requires full sun and well-drained soil. Growing it indoors is challenging due to its high light requirements. Supplemental lighting is often necessary. Overwatering is a common problem indoors. Regular pruning is essential to maintain shape and promote flowering.

  • Provide at least 6-8 hours of direct sunlight daily
  • Use well-draining soil to prevent root rot
  • Water thoroughly but infrequently, allowing the soil to dry out between waterings
  • Prune regularly to maintain shape and promote flowering
  • Avoid over-fertilizing, as lavender prefers lean soil.
❄️ Winter: In winter, reduce watering and protect from frost. If grown in containers, move to a sheltered location or provide insulation. Avoid overwatering, as lavender is more susceptible to root rot in cold, wet conditions.
☀️ Summer: In summer, ensure adequate sunlight and water during dry periods. Mulch around the base of the plant to help retain moisture and suppress weeds. Prune after flowering to encourage bushier growth.

⚠️ Common Problems & Solutions — Plant Care Comparison

Asarum

Common Issues: Root rot, slugs and snails, leaf spot
Solutions: Ensure good drainage to prevent root rot. Use slug and snail bait or handpick them off the plants. Apply a fungicide for leaf spot.

English Lavender

Common Issues: Root rot, fungal diseases, lack of flowering, leggy growth
Solutions: Ensure well-draining soil and avoid overwatering. Provide good air circulation to prevent fungal diseases. Provide adequate sunlight or supplemental lighting to promote flowering. Prune regularly to maintain shape and prevent leggy growth.

❓ Frequently Asked Questions — Comparing These Plants

Asarum

What are the light requirements for Asarum?

Asarum requires shade to partial shade. Direct sunlight can scorch its delicate leaves, leading to browning and stunted growth. Ideal placement is under the canopy of trees or on the north side of a building, where it receives filtered sunlight or dappled shade. Avoid locations that receive intense afternoon sun. If growing Asarum indoors, place it near a north-facing window or use sheer curtains to diffuse the light. Insufficient light can result in leggy growth and reduced flowering. Observe the plant’s foliage for signs of stress, such as pale or yellowing leaves, and adjust the light accordingly. Remember that the intensity of light changes throughout the year, so monitor your Asarum’s light exposure and adjust its placement as needed.

How do I care for Asarum?

Asarum thrives in shady locations with well-draining, humus-rich soil. Water regularly, especially during dry periods, keeping the soil consistently moist but not waterlogged. Fertilize sparingly in early spring with a balanced, slow-release fertilizer to encourage healthy growth and blooming. Avoid direct sunlight, which can scorch the leaves. Mulch around the plants to retain moisture and suppress weeds. Prune away any dead or damaged foliage to maintain appearance and prevent disease. Asarum prefers cool temperatures and high humidity. Provide good air circulation to prevent fungal diseases. Repot container-grown plants every few years in spring. Monitor for pests such as slugs and snails and treat accordingly. With proper care, Asarum will reward you with its beautiful foliage and unique flowers.

How do I propagate Asarum?

Asarum is best propagated by division in early spring or fall. Carefully dig up the plant and divide the rhizomes into sections, ensuring each section has roots and foliage. Replant the divisions in well-draining, humus-rich soil. Keep the soil consistently moist until the plants are established. Stem cuttings are not a reliable method for Asarum propagation. Keiki, or plantlets, do not naturally form on Asarum. Division is the most successful method for propagating this plant. Ensure the divisions are planted at the same depth as the original plant. Mulch around the newly planted divisions to retain moisture and suppress weeds. Water thoroughly after planting.

English Lavender

What are the light requirements for English Lavender?

English Lavender requires at least six to eight hours of direct sunlight per day to thrive and produce abundant blooms. Insufficient light can result in leggy growth, reduced flowering, and weaker plants. When grown indoors, place Lavender near a south-facing window where it can receive the most intense sunlight. If natural light is limited, supplement with grow lights to ensure adequate illumination. Rotate the plant regularly to ensure even exposure to light on all sides. In hot climates, some afternoon shade may be beneficial to prevent scorching. Monitor the plant for signs of light stress, such as pale leaves or elongated stems, and adjust its placement accordingly.

How do I care for English Lavender?

English Lavender thrives in full sun and well-draining soil. Water deeply but infrequently, allowing the soil to dry out completely between waterings. Overwatering is a common cause of root rot. Fertilize sparingly, using a balanced fertilizer in the spring. Prune annually after flowering to maintain shape and encourage bushier growth. Provide good air circulation to prevent fungal diseases. Protect from frost in colder climates. Choose a pot with drainage holes and use a well-draining potting mix specifically formulated for Mediterranean plants. Regularly remove spent flowers to encourage further blooming. Monitor for pests such as aphids or spider mites and treat accordingly. Maintain moderate humidity levels. Provide 6-8 hours of direct sunlight daily for optimal growth and flowering.

How do I propagate English Lavender?

Lavender can be propagated through stem cuttings or division. For stem cuttings, take 4-6 inch cuttings from new growth in the spring or 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 rooted. Rooting typically takes 4-6 weeks. For division, carefully dig up the plant in the spring or fall and divide the root ball into smaller sections. Each section should have healthy roots and foliage. Replant the divisions in well-draining soil and water thoroughly. Ensure the new plants receive adequate sunlight and protection from frost. Lavender can also be propagated from seed, but it is a slower and less reliable method.

Last updated: April 19, 2026 — Plant care data reviewed and verified by our editorial team.