Chamomile vs Kohlrabi Plant Comparison

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

Chamomile

Chamomile

Matricaria chamomilla

VS
Kohlrabi

Kohlrabi

Brassica oleracea var. gongylodes

Chamomile

Chamomile

Matricaria chamomilla

Matricaria chamomilla, or German Chamomile, is an annual plant typically grown for its daisy-like flowers and medicinal properties. It features finely divided, feathery leaves and small, white flowers with a prominent yellow center. Growing to a height of 1-2 feet, it has an upright growth habit. While primarily an outdoor plant, it can be grown indoors with sufficient light and care. People grow it for its calming tea, essential oils, and ornamental value in gardens.

Asteraceae Europe and Asia
✨ Features: Medicinal properties, fragrant flowers, attracts pollinators.
📖 Read Complete Chamomile Guide
Kohlrabi

Kohlrabi

Brassica oleracea var. gongylodes

Kohlrabi is a biennial vegetable cultivated as an annual, known for its swollen, globular stem that grows above ground. It features a crisp, mild flavor similar to a turnip or cabbage. The plant has long-stalked leaves emerging from the bulbous stem. It is primarily grown outdoors in gardens and farms for its edible stem and leaves. While it can be started indoors, it requires full sun and ample space to thrive, making it challenging to grow to maturity indoors. People grow kohlrabi for its unique texture and flavor in salads, stir-fries, and other culinary applications.

Brassicaceae Northern Europe
✨ Features: Edible stem and leaves, high in vitamins and fiber
📖 Read Complete Kohlrabi Guide

Quick Plant Comparison

Feature Chamomile Kohlrabi
Light Full sun to partial shade. Requires at least 6 hours of direct sunlight daily for optimal growth and flowering. Full sun (at least 6 hours of direct sunlight daily)
Watering Every 3-7 days depending on environmental conditions and pot size. Check soil moisture regularly. Every 2-3 days outdoors, depending on weather conditions
Humidity 30-50% 40-60%
Temperature 15-24°C 15-24°C
Care Level Expert Expert
Growth Rate Fast Moderate
Max Height 0.3-0.6 meters (indoors, often smaller) 30-45 cm (outdoors)
Pet Safety ❌ Toxic To Pets ✅ Safe
Soil Well-draining, sandy loam soil with a slightly acidic to neutral pH (6.0-7.0). Well-draining, fertile soil rich in organic matter
Beginner Friendly ❌ No ❌ No
Weekly Maintenance 30 minutes weekly 15-30 minutes weekly

🔬 Botanical Information — Comparing These Plants

Chamomile

Scientific Name Matricaria chamomilla
Family Asteraceae
Native To Europe and Asia
Also Known As German Chamomile, Wild Chamomile
Leaves Finely divided, feathery leaves that are light green in color. The leaves are alternate and have a delicate texture.
Flowers Produces small, daisy-like flowers with white petals surrounding a prominent yellow center. Flowers readily when grown in optimal conditions.

Kohlrabi

Scientific Name Brassica oleracea var. gongylodes
Family Brassicaceae
Native To Northern Europe
Also Known As German turnip, turnip cabbage
Leaves The leaves of kohlrabi are typically bluish-green, broad, and have a slightly waxy texture. They are attached to the stem by long, slender stalks. The leaf shape can vary, but they are generally oval or rounded with slightly serrated edges.
Flowers Kohlrabi will flower in its second year if allowed to overwinter. The flowers are typical of the Brassica family, with four petals arranged in a cross shape, usually yellow or white. Flowering is rare when grown as an annual for its bulb.

📏 Size & Growth — Plant Comparison

Chamomile

Height 0.3-0.6 meters (indoors, often smaller)
Spread 0.2-0.3 meters
Growth Rate Fast
Growth Pattern Upright, bushy growth habit. It tends to sprawl slightly as it matures.

Kohlrabi

Height 30-45 cm (outdoors)
Spread 30-45 cm (outdoors)
Growth Rate Moderate
Growth Pattern Kohlrabi grows upright with a globular, swollen stem that forms above the soil surface. Leaves emerge from the stem on long stalks, creating a distinctive appearance. The plant does not spread aggressively.

🌱 Propagation — Comparing Plant Growth

Chamomile

Methods: Seed

Difficulty: Easy

Tips: Sow seeds directly into the soil in spring or fall. Lightly cover the seeds with soil and keep them moist until germination. Germination typically occurs within 7-14 days.

Kohlrabi

Methods: Seed

Difficulty: Easy

Tips: Start seeds indoors 4-6 weeks before the last frost or direct sow outdoors after the last frost. Keep soil consistently moist.

✨ Benefits & Features — Comparing Plant Value

Chamomile

Chamomile is known for its calming properties and is often used in teas and aromatherapy. Its apple-like scent is also a distinctive characteristic. The plant's feathery foliage adds a delicate texture to gardens.

  • ✓ Provides ingredients for calming tea.
  • ✓ Attracts beneficial insects to the garden.
  • ✓ Adds a pleasant fragrance to the air.
  • ✓ Offers potential medicinal benefits.
  • ✓ Enhances the aesthetic appeal of a garden.
  • ⚠️ Toxic to pets

Kohlrabi

Kohlrabi is unique due to its edible, swollen stem that grows above ground, unlike root vegetables. Its mild flavor and crisp texture make it a versatile ingredient in various dishes. The plant also offers edible leaves, adding to its appeal.

  • ✓ Provides fresh, nutritious vegetables
  • ✓ Adds visual interest to the garden
  • ✓ Encourages healthy eating habits
  • ✓ Offers a unique culinary ingredient
  • ✓ Supports sustainable living
  • 🐾 Pet Safe

📅 Maintenance Schedule — Plant Care Comparison

Chamomile

Repotting Not typically repotted as it is an annual plant. If grown in a container, refresh the soil annually.
Pruning Deadhead spent flowers to encourage further blooming. Prune back stems to maintain shape and prevent legginess.
Fertilizing Light feeding with a balanced liquid fertilizer (10-10-10) diluted to half strength, every 4-6 weeks during the growing season.
Seasonal Care In spring and summer, water more frequently and fertilize regularly. In fall, reduce watering and allow the plant to set seed. In winter, protect from frost if grown outdoors.

Kohlrabi

Repotting Not applicable, as it's typically grown as an annual.
Pruning Remove yellowing or damaged leaves to encourage growth.
Fertilizing Balanced fertilizer (10-10-10) every 4-6 weeks during the growing season
Seasonal Care Spring/Summer: Plant after the last frost, provide consistent moisture and fertilizer. Fall: Harvest before the first frost.

🌞 Light Requirements

Chamomile

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

Low light tolerant: ❌ No

Kohlrabi

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

Low light tolerant: ❌ No

💧 Watering Needs

Chamomile

Water deeply when the top inch of soil feels dry. Avoid overwatering, which can lead to root rot. Allow the soil to dry slightly between waterings. Signs of overwatering include yellowing leaves and a musty smell. Underwatering results in wilting and dry, crispy leaves.

Kohlrabi

Water deeply when the top inch of soil feels dry. Avoid overwatering, which can lead to rot. Consistent moisture is important for bulb development. Signs of underwatering include wilting leaves and stunted growth. Overwatering can cause yellowing leaves and a mushy stem.

🌡️ Temperature & Humidity

Chamomile

Temperature: 15-24°C

Humidity: 30-50%

Kohlrabi

Temperature: 15-24°C

Humidity: 40-60%

🤔 Which Plant Is Right For You?

Chamomile

Chamomile

Matricaria chamomilla
Care: Expert Time: 30 minutes weekly Beginner: No

Experienced gardeners looking to grow herbs for tea or medicinal purposes, with a safe outdoor space away from pets.

✅ Choose This Plant If...

  • You want to grow your own tea ingredients.
  • You have a sunny outdoor garden space.
  • You are interested in the medicinal properties of herbs.
  • You enjoy the fragrance of chamomile flowers.
  • You want to attract pollinators to your garden.

❌ Skip This Plant If...

  • You have pets that may ingest the plant.
  • You don't have a sunny location.
  • You are looking for a low-maintenance indoor plant.
📍 Ideal Location: Outdoor garden, sunny balcony, or greenhouse. Very difficult to grow successfully indoors.
🎨 Style: Cottagecore, Traditional, Herb Garden
🏠 Apartment Friendly: No
⚠️ Chamomile contains compounds that can be toxic to dogs, cats, and horses. Symptoms may include vomiting, diarrhea, anorexia, and allergic reactions. All parts of the plant are potentially toxic.
Kohlrabi

Kohlrabi

Brassica oleracea var. gongylodes
Care: Expert Time: 15-30 minutes weekly Beginner: No

Gardeners looking for a unique and nutritious vegetable to grow outdoors.

✅ Choose This Plant If...

  • You have a sunny garden space.
  • You enjoy growing your own vegetables.
  • You want a unique and nutritious addition to your diet.
  • You are looking for a relatively fast-growing crop.
  • You enjoy the taste of cabbage and turnips.

❌ Skip This Plant If...

  • You lack sufficient outdoor space.
  • You cannot provide at least 6 hours of direct sunlight daily.
  • You are looking for a low-maintenance indoor plant.
📍 Ideal Location: Outdoor garden or raised bed with full sun exposure
🎨 Style: Rustic, Cottage Garden
🏠 Apartment Friendly: No
⚠️ According to multiple sources, including the ASPCA, kohlrabi is not listed as toxic to dogs, cats, or horses. All parts of the plant are considered safe for consumption.

🎯 Quick Verdict

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

⚡ Key Differences Between These Plants

📈

Chamomile has fast growth, while Kohlrabi grows moderate.

💡 Pro Tips For Comparing These Plants

Chamomile Care Tips

Chamomile is primarily an outdoor plant that requires full sun and well-draining soil. Growing it indoors is challenging due to its high light requirements. It is also toxic to pets. Consistent watering and occasional fertilization are necessary. Indoor plants will likely be less vigorous and produce fewer flowers than those grown outdoors.

  • Provide at least 6 hours of direct sunlight daily.
  • Ensure well-draining soil to prevent root rot.
  • Water deeply but infrequently, allowing the soil to dry slightly between waterings.
  • Fertilize lightly during the growing season.
  • Deadhead spent flowers to encourage continuous blooming.
❄️ Winter: If grown outdoors in colder climates, protect from frost with a layer of mulch. Reduce watering during dormancy.
☀️ Summer: Water more frequently during hot, dry weather. Provide some afternoon shade in extremely hot climates to prevent scorching.

Kohlrabi Care Tips

Kohlrabi is primarily an outdoor plant that requires full sun and consistent moisture. Growing it indoors is challenging due to the high light requirements and space needed for bulb development. It's best suited for experienced gardeners with outdoor space.

  • Start seeds indoors for an earlier harvest.
  • Ensure well-draining soil to prevent rot.
  • Provide consistent moisture for optimal bulb development.
  • Fertilize regularly during the growing season.
  • Protect from pests like aphids and cabbage worms.
❄️ Winter: Kohlrabi is typically harvested before winter. In milder climates, it may be possible to overwinter the plant with protection, but it's generally grown as an annual.
☀️ Summer: Provide consistent moisture during hot summer months. Protect from intense afternoon sun if necessary. Monitor for pests and diseases and take appropriate action.

⚠️ Common Problems & Solutions — Plant Care Comparison

Chamomile

Common Issues: Powdery mildew, Aphids, Root rot
Solutions: Powdery mildew: Improve air circulation and apply a fungicide. Aphids: Wash off with a strong stream of water or use insecticidal soap. Root rot: Ensure well-draining soil and avoid overwatering.

Kohlrabi

Common Issues: Aphids, Cabbage worms, Clubroot
Solutions: Aphids: Insecticidal soap; Cabbage worms: Handpick or use Bacillus thuringiensis (Bt); Clubroot: Improve soil drainage and pH, use disease-resistant varieties.

❓ Frequently Asked Questions — Comparing These Plants

Chamomile

What are the light requirements for Chamomile?

Chamomile needs ample sunlight to thrive and produce abundant blooms. Ideally, it should receive at least 6 hours of direct sunlight per day. In hotter climates, providing some afternoon shade can prevent the plant from scorching. Insufficient light can result in leggy growth, reduced flowering, and a weaker plant overall.

How do I care for Chamomile?

Chamomile thrives in well-draining soil and prefers full sun to partial shade, needing at least 6 hours of sunlight daily for optimal blooming. Water regularly, allowing the soil to dry slightly between waterings, especially during the growing season. Avoid overwatering, which can lead to root rot. Fertilize lightly every 2-4 weeks during the blooming period with a balanced liquid fertilizer diluted to half strength.

How do I propagate Chamomile?

Chamomile can be propagated through division, stem cuttings, and seeds. Division is best done in spring or fall by carefully separating the root ball and replanting the divisions. For stem cuttings, take 4-6 inch cuttings from healthy stems, remove the lower leaves, and root them in water or well-draining soil. Keep the soil consistently moist until roots develop.

Kohlrabi

What are the light requirements for Kohlrabi?

Kohlrabi thrives in full sun, requiring at least 6 hours of direct sunlight per day to produce healthy bulbs. Insufficient light can lead to leggy growth and smaller, less flavorful bulbs. In hotter climates, providing some afternoon shade can prevent the plant from bolting (prematurely going to seed). When growing indoors, place Kohlrabi near a south-facing window or use grow lights to supplement natural light. Rotate the plants regularly to ensure even light exposure on all sides. Monitor the leaves for signs of insufficient light, such as pale color or elongated stems, and adjust the light accordingly.

How do I care for Kohlrabi?

Kohlrabi requires well-draining soil rich in organic matter. Plant seeds directly in the garden or start indoors 4-6 weeks before the last frost. Space plants 6-8 inches apart in rows 12-18 inches apart. Water regularly, keeping the soil consistently moist but not waterlogged. Fertilize every 2-3 weeks with a balanced fertilizer, paying attention to potassium levels to promote strong bulb development. Kohlrabi prefers full sun but can tolerate partial shade, especially in warmer climates. Harvest when the bulb reaches 2-3 inches in diameter for the best flavor and texture. Protect from pests like cabbage worms and aphids with appropriate organic pest control methods. Rotate crops annually to prevent soilborne diseases.

How do I propagate Kohlrabi?

Kohlrabi is typically propagated by seed, but it is possible to propagate it through vegetative methods, although less common.

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