Kale vs Lovage Plant Comparison

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

Kale

Kale

Brassica oleracea var. sabellica

VS
Lovage

Lovage

Levisticum officinale

Kale

Kale

Brassica oleracea var. sabellica

Kale is a leafy green vegetable belonging to the cabbage family. It's characterized by its curly or frilly leaves, which can range in color from dark green to purple. Kale is primarily grown outdoors as a cool-season crop, thriving in gardens and farms. People grow kale for its nutritional value, as it's packed with vitamins and minerals. It's a versatile vegetable used in salads, smoothies, soups, and as a cooked side dish. While technically possible to grow indoors, it requires very bright light and cool temperatures to thrive, making it challenging for most home environments.

Brassicaceae Eastern Mediterranean and Asia Minor
✨ Features: High nutritional value, cold-hardy
📖 Read Complete Kale Guide
Lovage

Lovage

Levisticum officinale

Lovage is a tall, herbaceous perennial plant typically grown outdoors for its leaves, stems, and roots, all of which have a celery-like flavor. It can reach heights of 1.8 to 2.5 meters (6 to 8 feet). The plant features glossy, dark green leaves that are divided into leaflets. It produces umbels of yellowish-green flowers in the summer, followed by aromatic seeds. People grow lovage for culinary and medicinal purposes. It is primarily an outdoor plant and presents challenges when grown indoors due to its size and light requirements.

Apiaceae Southern Europe and Southwestern Asia
✨ Features: Aromatic leaves and seeds used in cooking; attracts beneficial insects.
📖 Read Complete Lovage Guide

Quick Plant Comparison

Feature Kale Lovage
Light Full sun (at least 6-8 hours of direct sunlight daily) Full sun to partial shade. Requires at least 6 hours of direct sunlight daily for optimal growth.
Watering Every 2-5 days, depending on weather and soil drainage Every 7-10 days outdoors, less frequently if container-grown.
Humidity 40-60% 30-50%
Temperature 10-24°C 15-24°C
Care Level Expert Expert
Growth Rate Moderate Fast
Max Height 30-60 cm (outdoors) 0.6-1.2 meters (2-4 feet) indoors, significantly larger outdoors.
Pet Safety ❌ Toxic To Pets ❌ Toxic To Pets
Soil Well-draining, fertile soil rich in organic matter Well-draining, fertile soil rich in organic matter. A mix of potting soil, compost, and perlite is suitable.
Beginner Friendly ❌ No ❌ No
Weekly Maintenance 30 minutes weekly (weeding, watering, pest control) 30 minutes weekly

🔬 Botanical Information — Comparing These Plants

Kale

Scientific Name Brassica oleracea var. sabellica
Family Brassicaceae
Native To Eastern Mediterranean and Asia Minor
Also Known As Kale, Borecole
Leaves Kale leaves vary in shape and texture depending on the variety. They can be curly, frilly, or flat, and range in color from dark green to purple. The leaves are typically large, ranging from 15-30 cm in length, and have a slightly waxy texture.
Flowers Kale will flower if allowed to bolt (go to seed), producing small, yellow flowers similar to other members of the Brassica family. Flowering is more common in the second year of growth or when exposed to prolonged periods of heat. It rarely flowers indoors.

Lovage

Scientific Name Levisticum officinale
Family Apiaceae
Native To Southern Europe and Southwestern Asia
Also Known As Lovage, Garden Lovage, Maggi Plant
Leaves Glossy, dark green leaves that are divided into leaflets. The leaflets are serrated and have a celery-like aroma when crushed. The leaves can grow up to 30 cm (12 inches) long.
Flowers Produces umbels of yellowish-green flowers in the summer. Flowering is less common indoors, but possible with sufficient light.

📏 Size & Growth — Plant Comparison

Kale

Height 30-60 cm (outdoors)
Spread 30-60 cm
Growth Rate Moderate
Growth Pattern Kale grows upright with a rosette of leaves emerging from a central stem. The leaves can be curly, frilly, or flat, depending on the variety. It typically grows to a height of 30-60 cm.

Lovage

Height 0.6-1.2 meters (2-4 feet) indoors, significantly larger outdoors.
Spread 0.6-0.9 meters (2-3 feet), spreads via rhizomes.
Growth Rate Fast
Growth Pattern Upright, bushy perennial with thick stems and large leaves. It can grow quite tall, reaching up to 2.5 meters (8 feet) outdoors. Spreads via rhizomes.

🌱 Propagation — Comparing Plant Growth

Kale

Methods: Seed

Difficulty: Easy

Tips: Start seeds indoors 6-8 weeks before the last frost or direct sow outdoors after the last frost. Ensure proper soil moisture and temperature for germination.

Lovage

Methods: Seed, Division, Root cuttings

Difficulty: Moderate

Tips: For seeds, cold stratify for a few weeks before sowing. Division is best done in spring or fall. Ensure each division has healthy roots and shoots. Root cuttings should be taken in late fall or early spring.

✨ Benefits & Features — Comparing Plant Value

Kale

Kale is known for its ruffled leaves and cold hardiness, allowing it to be grown in cooler climates. It's also a highly nutritious vegetable, making it a popular choice for health-conscious individuals. Its ability to withstand frost allows for late-season harvests.

  • ✓ High in vitamins A, C, and K
  • ✓ Good source of fiber
  • ✓ Rich in antioxidants
  • ✓ Supports healthy digestion
  • ✓ Adds visual appeal to a vegetable garden
  • ⚠️ Toxic to pets

Lovage

Lovage has a strong celery-like flavor that is more intense than celery itself. It is a tall, imposing plant that can add vertical interest to a garden. The entire plant is edible and has various culinary and medicinal uses.

  • ✓ Provides fresh herbs for cooking.
  • ✓ Attracts beneficial insects to the garden.
  • ✓ Adds a unique flavor to dishes.
  • ✓ Can be used medicinally for digestive issues.
  • ✓ Aesthetically pleasing in a garden setting.
  • ⚠️ Toxic to pets

📅 Maintenance Schedule — Plant Care Comparison

Kale

Repotting Not applicable, as it's typically grown directly in the ground outdoors. If grown in a container, repotting may be needed if the plant becomes root-bound.
Pruning Remove yellowing or damaged leaves to encourage new growth.
Fertilizing Balanced fertilizer (10-10-10) every 4-6 weeks during the growing season, diluted to half strength
Seasonal Care Spring/Summer: Consistent watering and fertilization. Fall/Winter: Harvest before heavy frost, protect from extreme cold.

Lovage

Repotting Every 1-2 years, or as needed when the plant becomes root-bound. Repot in spring.
Pruning Prune regularly to maintain shape and encourage bushier growth. Remove any dead or yellowing leaves. Cut back flower stalks after blooming to prevent self-seeding.
Fertilizing Balanced liquid fertilizer (10-10-10) diluted to half strength, applied monthly during the growing season (spring and summer).
Seasonal Care In spring, fertilize and prune to encourage new growth. In summer, provide adequate water and monitor for pests. In fall, divide the plant if needed. In winter, reduce watering and protect from frost if grown in containers.

🌞 Light Requirements

Kale

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

Low light tolerant: ❌ No

Lovage

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

Low light tolerant: ❌ No

💧 Watering Needs

Kale

Water deeply when the top inch of soil feels dry. Avoid overwatering, which can lead to root rot. Check soil moisture regularly, especially during hot weather. Signs of underwatering include wilting leaves, while overwatering can cause yellowing and mushy leaves.

Lovage

Water deeply when the top inch of soil feels dry to the touch. Avoid overwatering, which can lead to root rot. Ensure good drainage. Signs of underwatering include wilting leaves; signs of overwatering include yellowing leaves and a soggy soil.

🌡️ Temperature & Humidity

Kale

Temperature: 10-24°C

Humidity: 40-60%

Lovage

Temperature: 15-24°C

Humidity: 30-50%

🤔 Which Plant Is Right For You?

Kale

Kale

Brassica oleracea var. sabellica
Care: Expert Time: 30 minutes weekly (weeding, watering, pest control) Beginner: No

Gardeners with outdoor space and a desire for a nutritious leafy green vegetable.

✅ Choose This Plant If...

  • You have a sunny outdoor garden space.
  • You want a highly nutritious leafy green vegetable.
  • You live in a region with cool growing seasons.
  • You enjoy cooking with versatile vegetables.
  • You are experienced with managing garden pests and diseases.

❌ Skip This Plant If...

  • You lack a sunny outdoor space.
  • You are looking for an easy-to-grow indoor plant.
  • You have pets that are prone to eating plants.
  • You live in a very hot climate where kale struggles to grow.
  • You dislike the taste of kale.
📍 Ideal Location: Outdoor garden or raised bed with full sun exposure
🎨 Style: Rustic, Cottage garden, Farmhouse
🏠 Apartment Friendly: No
⚠️ Kale contains isothiocyanates, which can cause gastrointestinal irritation in dogs, cats, and horses if consumed in large quantities. Symptoms include vomiting, diarrhea, and abdominal discomfort. According to the ASPCA, plants in the Brassica genus are toxic.
Lovage

Lovage

Levisticum officinale
Care: Expert Time: 30 minutes weekly Beginner: No

Experienced gardeners who want a flavorful herb for culinary use and have ample outdoor space.

✅ Choose This Plant If...

  • You want a strong celery-like flavor in your cooking.
  • You have a large outdoor garden space.
  • You enjoy growing herbs for both culinary and medicinal purposes.
  • You are an experienced gardener looking for a unique plant.
  • You want to attract beneficial insects to your garden.

❌ Skip This Plant If...

  • You have limited space, especially indoors.
  • You have pets that might ingest the plant.
  • You are a beginner gardener looking for an easy-to-grow plant.
📍 Ideal Location: Outdoor herb garden or large container on a sunny patio.
🎨 Style: Cottage Garden, Herb Garden, Traditional
🏠 Apartment Friendly: No
⚠️ According to the ASPCA, Lovage contains psoralens which can cause photosensitivity in dogs, cats, and horses. Symptoms include skin irritation, redness, and blistering after exposure to sunlight.

🎯 Quick Verdict

Best for Beginners Neither ideal
Pet Friendly Neither - caution
Less Maintenance Similar effort
Apartment Friendly Check space

⚡ Key Differences Between These Plants

📈

Kale has moderate growth, while Lovage grows fast.

💡 Pro Tips For Comparing These Plants

Kale Care Tips

Kale is primarily an outdoor plant that requires full sun and cool temperatures to thrive. Growing it indoors is challenging due to the need for intense light and specific temperature conditions. It's susceptible to pests and diseases, requiring vigilant monitoring and treatment. Indoor growth is often stunted and less productive compared to outdoor cultivation.

  • Provide consistent watering, especially during dry periods.
  • Fertilize regularly with a balanced fertilizer.
  • Monitor for pests and diseases and treat promptly.
  • Harvest leaves regularly to encourage continued growth.
  • Protect from extreme cold or heat.
❄️ Winter: Protect kale from extreme cold with row covers or mulch. Reduce watering during dormancy. Harvest leaves as needed throughout the winter.
☀️ Summer: Provide shade during the hottest part of the day to prevent bolting. Ensure consistent watering to prevent stress. Monitor for pests and diseases, which are more prevalent in warm weather.

Lovage Care Tips

Lovage is primarily an outdoor plant that requires full sun and well-drained soil. Growing it indoors is challenging due to its size and light requirements. It needs a large container and supplemental lighting to thrive. Regular fertilization and monitoring for pests are essential.

  • Provide full sun for optimal growth and flavor.
  • Water deeply but infrequently, allowing the soil to dry out slightly between waterings.
  • Fertilize regularly during the growing season.
  • Monitor for pests and diseases, and treat promptly.
  • Prune regularly to maintain shape and encourage bushier growth.
❄️ Winter: Reduce watering during the winter months as the plant's growth slows down. If grown in a container, protect from frost. In colder climates, the plant may die back to the ground and re-emerge in the spring.
☀️ Summer: Provide adequate water during the hot summer months. Monitor for pests and diseases, and treat promptly. Prune regularly to maintain shape and encourage bushier growth. Consider providing some afternoon shade in extremely hot climates.

⚠️ Common Problems & Solutions — Plant Care Comparison

Kale

Common Issues: Aphids, cabbage worms, clubroot, bolting
Solutions: Aphids: Insecticidal soap or neem oil. Cabbage worms: Handpick or use Bacillus thuringiensis (Bt). Clubroot: Improve soil drainage and pH. Bolting: Provide shade and consistent watering.

Lovage

Common Issues: Aphids, Spider mites, Root rot, Powdery mildew
Solutions: Aphids/Spider mites: Insecticidal soap or neem oil. Root rot: Improve drainage and reduce watering frequency. Powdery mildew: Improve air circulation and apply a fungicide.

❓ Frequently Asked Questions — Comparing These Plants

Kale

What are the light requirements for Kale?

Flowering Kale requires ample sunlight to develop its vibrant colors. Aim for at least 6 hours of direct sunlight per day, especially during the fall and winter months when sunlight is less intense. Insufficient light will result in faded colors and leggy growth.

How do I care for Kale?

Flowering Kale thrives with consistent care. Plant in well-draining soil, preferably a slightly acidic to neutral pH (6.0-7.0). Provide at least 6 hours of sunlight daily, more is better, especially in fall and winter. Water regularly, keeping the soil consistently moist but not waterlogged. Fertilize every 2-3 weeks with a balanced liquid fertilizer, especially during active growth and bloom.

How do I propagate Kale?

Flowering Kale is primarily grown from seed, but propagation through stem cuttings is possible, though less common. Division is not typically practiced with Flowering Kale.

Lovage

What are the light requirements for Lovage?

Lovage performs best in full sun to partial shade. Ideally, it should receive at least six hours of direct sunlight per day to promote vigorous growth and abundant blooms. In hotter climates, afternoon shade is beneficial to prevent leaf scorch. When grown indoors, place Lovage near a sunny window, such as a south- or west-facing window. If natural light is insufficient, supplement with grow lights to ensure adequate light exposure. Rotate the plant regularly to ensure even light distribution and prevent it from leaning towards the light source. Insufficient light can lead to leggy growth and reduced flowering.

How do I care for Lovage?

Lovage thrives in well-drained soil and prefers a sunny to partially shaded location. Water deeply and regularly, especially during dry periods, ensuring the soil remains consistently moist but not waterlogged. Fertilize in early spring with a balanced, slow-release fertilizer to promote healthy growth and abundant blooms. Deadhead spent flowers to encourage further blooming and prevent self-seeding, unless you desire new plants. Prune back the plant in late fall after the foliage has died back to prepare it for winter dormancy. Provide support if the plant becomes too tall or top-heavy, especially in windy areas. Monitor for pests and diseases, and address any issues promptly. Mulch around the base of the plant to retain moisture and suppress weeds.

How do I propagate Lovage?

Lovage can be propagated through several methods: division, stem cuttings, and seed. Division is best done in spring or fall. Carefully dig up the plant and divide the root ball into smaller sections, ensuring each section has healthy roots and shoots. Replant the divisions in well-draining soil. Stem cuttings can be taken in spring or summer. Take a 4-6 inch cutting from a healthy stem, remove the lower leaves, and plant in a well-draining potting mix. Keep the soil moist until roots develop. Seeds can be sown directly into the garden in spring or fall. Keep the soil moist and provide adequate light. Germination can take several weeks.

Last updated: May 15, 2026 — Plant care data reviewed and verified by our editorial team.