Grevillea vs Pak Choi Plant Comparison

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

Grevillea

Grevillea

Grevillea spp.

VS
Pak Choi

Pak Choi

Brassica rapa subsp. chinensis

Grevillea

Grevillea

Grevillea spp.

Grevilleas are a diverse genus of evergreen trees and shrubs, ranging in size from groundcovers to large trees. They are known for their distinctive, often spider-like flowers that come in a variety of colors, including red, pink, orange, yellow, and white. Most Grevilleas are outdoor plants, prized for their drought tolerance and ability to attract birds and insects. Indoor cultivation is challenging due to their high light requirements and need for excellent drainage. People grow them for their unique flowers, foliage, and wildlife attraction.

Proteaceae Australia, New Guinea, New Caledonia, Sulawesi
✨ Features: Attracts birds and insects, unique flower shapes, drought tolerance (outdoors)
📖 Read Complete Grevillea Guide
Pak Choi

Pak Choi

Brassica rapa subsp. chinensis

Pak Choi is a type of Chinese cabbage characterized by its smooth, dark green leaves and crisp, white or light green stalks. It forms a loose rosette rather than a tight head like other cabbages. It is a cool-season vegetable typically grown outdoors for its edible leaves and stems. While it can be grown indoors, it requires specific conditions to thrive. People grow it for its nutritional value, mild flavor, and ease of cooking.

Brassicaceae China
✨ Features: Edible leaves and stems, rich in vitamins and minerals.
📖 Read Complete Pak Choi Guide

Quick Plant Comparison

Feature Grevillea Pak Choi
Light Full sun to partial shade outdoors. Indoors, requires very bright, direct light for at least 6 hours per day. Full sun to partial shade. Requires at least 6 hours of direct sunlight daily for optimal growth.
Watering Every 1-2 weeks indoors, depending on light and temperature. Less frequent watering outdoors once established. Every 2-3 days, depending on environmental conditions and soil drainage.
Humidity 30-50% 40-60%
Temperature 15-25°C 15-21°C
Care Level Expert Expert
Growth Rate Moderate To Fast, Depending On The Species And Growing Conditions. Fast
Max Height Indoors: 1-2 meters (if successfully grown). Outdoors: Varies greatly by species, from groundcovers to 30+ meter trees. 15-30 cm (indoors)
Pet Safety ❌ Toxic To Pets ❌ Toxic To Pets
Soil Well-draining, slightly acidic soil. A mix of potting mix, sand, and perlite is suitable. 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 15 minutes weekly

🔬 Botanical Information — Comparing These Plants

Grevillea

Scientific Name Grevillea spp.
Family Proteaceae
Native To Australia, New Guinea, New Caledonia, Sulawesi
Also Known As Grevillea, Spider Flower, Silky Oak (for some species)
Leaves Leaves vary greatly by species, ranging from needle-like to broad and lobed. They are typically evergreen and can be green, grey-green, or bronze. Some species have silky hairs on their leaves.
Flowers Grevilleas rarely flower indoors due to the lack of sufficient light and humidity. Outdoors, they produce distinctive spider-like flowers in a variety of colors, including red, pink, orange, yellow, and white. The flowers are rich in nectar and attract birds and insects.

Pak Choi

Scientific Name Brassica rapa subsp. chinensis
Family Brassicaceae
Native To China
Also Known As Pak Choi, Bok Choy, Chinese Cabbage, White Cabbage
Leaves Smooth, dark green, oval-shaped leaves with prominent veins. Stalks are crisp, white or light green, and succulent.
Flowers Rarely flowers indoors. Outdoors, it produces small, yellow flowers on tall stalks if allowed to bolt.

📏 Size & Growth — Plant Comparison

Grevillea

Height Indoors: 1-2 meters (if successfully grown). Outdoors: Varies greatly by species, from groundcovers to 30+ meter trees.
Spread Indoors: 0.5-1 meter. Outdoors: Varies greatly by species.
Growth Rate Moderate To Fast, Depending On The Species And Growing Conditions.
Growth Pattern Varies greatly by species. Some are groundcovers, others are shrubs, and some are trees. Indoors, they tend to be more upright and shrub-like.

Pak Choi

Height 15-30 cm (indoors)
Spread 15-25 cm
Growth Rate Fast
Growth Pattern Upright, rosette-forming vegetable. Leaves grow from a central base, creating a cluster of foliage.

🌱 Propagation — Comparing Plant Growth

Grevillea

Methods: Seed, stem cuttings, grafting

Difficulty: Moderate To Difficult

Tips: Take semi-hardwood cuttings in late spring or early summer. Use rooting hormone and provide bottom heat. Seeds require pre-treatment, such as scarification or soaking.

Pak Choi

Methods: Seed

Difficulty: Easy

Tips: Sow seeds directly into the soil or start them indoors 4-6 weeks before the last frost. Keep the soil moist and provide adequate light.

✨ Benefits & Features — Comparing Plant Value

Grevillea

Grevilleas are known for their distinctive, spider-like flowers and often intricate foliage. Their flowers attract a variety of birds and insects, making them a valuable addition to any garden. The diverse range of species allows for a variety of sizes and growth habits.

  • ✓ Unique and interesting foliage and flowers.
  • ✓ Attracts birds and beneficial insects (outdoors).
  • ✓ Adds a touch of the Australian landscape to your home.
  • ✓ Can be a conversation starter due to its unusual appearance.
  • ✓ Offers a rewarding challenge for experienced plant enthusiasts.
  • ⚠️ Toxic to pets

Pak Choi

Unlike head-forming cabbages, Pak Choi has a loose, open structure with distinct leaves and stalks. Its mild flavor makes it versatile in cooking.

  • ✓ Fresh, homegrown vegetables
  • ✓ Nutritional benefits from eating fresh produce
  • ✓ Aesthetically pleasing green foliage
  • ✓ Educational opportunity for children to learn about gardening
  • ✓ Sustainable food source
  • ⚠️ Toxic to pets

📅 Maintenance Schedule — Plant Care Comparison

Grevillea

Repotting Every 1-2 years, or when the plant becomes root-bound. Use a well-draining potting mix.
Pruning Prune regularly to maintain shape and encourage bushier growth. Prune after flowering.
Fertilizing Low-phosphorus fertilizer, diluted to half strength, every 2-3 months during the growing season (spring and summer). Avoid high-phosphorus fertilizers.
Seasonal Care Reduce watering in winter. Provide supplemental light if needed. Increase watering and fertilizing during the growing season (spring and summer).

Pak Choi

Repotting Not typically repotted as it is harvested before it outgrows its container. If needed, repot into a slightly larger container.
Pruning Remove yellowing or damaged leaves to encourage new growth.
Fertilizing Balanced liquid fertilizer (10-10-10) diluted to half strength, every 2-3 weeks during the growing season.
Seasonal Care In spring and summer, provide ample sunlight and water regularly. In fall and winter, reduce watering and protect from frost if grown outdoors. Indoor plants need consistent conditions year-round.

🌞 Light Requirements

Grevillea

Full sun to partial shade outdoors. Indoors, requires very bright, direct light for at least 6 hours per day.

Low light tolerant: ❌ No

Pak Choi

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

Low light tolerant: ❌ No

💧 Watering Needs

Grevillea

Allow the soil to dry out slightly between waterings. Overwatering can lead to root rot. Check soil moisture regularly. Outdoors, established plants are drought-tolerant. Indoors, water thoroughly when the top inch of soil is dry. Signs of overwatering include yellowing leaves and soggy soil. Underwatering results in wilting and dry, crispy leaves.

Pak Choi

Keep the soil consistently moist but not waterlogged. Water when the top inch of soil feels dry. Overwatering can lead to root rot, while underwatering can cause wilting and stunted growth.

🌡️ Temperature & Humidity

Grevillea

Temperature: 15-25°C

Humidity: 30-50%

Pak Choi

Temperature: 15-21°C

Humidity: 40-60%

🤔 Which Plant Is Right For You?

Grevillea

Grevillea

Grevillea spp.
Care: Expert Time: 30 minutes weekly Beginner: No

Experienced gardeners who want to try a challenging plant indoors or those with suitable outdoor climates.

✅ Choose This Plant If...

  • You have a very sunny indoor location and are willing to provide supplemental light.
  • You are an experienced gardener looking for a challenging plant to grow indoors.
  • You want to attract birds to your outdoor garden (if planting outdoors).
  • You appreciate unique and unusual flower shapes.
  • You are willing to provide well-draining soil and avoid overwatering.

❌ Skip This Plant If...

  • You have pets that might ingest the plant.
  • You have limited sunlight indoors.
  • You are a beginner gardener looking for an easy-to-care-for plant.
📍 Ideal Location: Outdoors in a sunny location. Indoors, a south-facing window with supplemental lighting.
🎨 Style: Modern, Australian Native, Eclectic
🏠 Apartment Friendly: Limited
⚠️ Grevillea species contain cyanogenic glycosides. These can cause cyanide poisoning, especially in dogs, cats, and horses. Symptoms include vomiting, diarrhea, lethargy, and difficulty breathing. All parts of the plant are considered toxic.
Pak Choi

Pak Choi

Brassica rapa subsp. chinensis
Care: Expert Time: 15 minutes weekly Beginner: No

Experienced gardeners who want to grow their own vegetables indoors with supplemental lighting.

✅ Choose This Plant If...

  • You want to grow your own vegetables indoors.
  • You have a very bright, sunny spot or grow lights.
  • You enjoy the taste of Pak Choi and want a fresh supply.
  • You are an experienced gardener looking for a new challenge.
  • You want a fast-growing crop.

❌ Skip This Plant If...

  • You don't have enough sunlight or grow lights.
  • You are a beginner gardener.
  • You have pets that might ingest the plant.
  • You don't have time to monitor watering and temperature closely.
📍 Ideal Location: Brightest spot in the house, ideally near a south-facing window with supplemental grow lights.
🎨 Style: Modern, Urban Garden
🏠 Apartment Friendly: Limited
⚠️ According to the ASPCA, cabbage family plants (including Pak Choi) contain isothiocyanates, which can cause mild gastrointestinal irritation in dogs, cats, and horses. Symptoms include vomiting, diarrhea, and excessive salivation. The entire plant is 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

📈

Grevillea has moderate to fast, depending on the species and growing conditions. growth, while Pak Choi grows fast.

💡 Pro Tips For Comparing These Plants

Grevillea Care Tips

Grevilleas are primarily outdoor plants and are challenging to grow indoors. They require very bright light, excellent drainage, and careful watering to avoid root rot. Maintaining appropriate humidity and temperature can also be difficult. Regular pruning is necessary to maintain shape.

  • Provide excellent drainage to prevent root rot.
  • Use a low-phosphorus fertilizer.
  • Prune regularly to maintain shape and encourage bushier growth.
  • Ensure adequate air circulation to prevent fungal diseases.
  • Monitor for pests and treat promptly.
❄️ Winter: Reduce watering frequency. Provide supplemental light if needed. Protect from frost if grown outdoors in marginal climates.
☀️ Summer: Increase watering frequency. Provide some shade during the hottest part of the day if grown outdoors in very hot climates. Fertilize regularly during the growing season.

Pak Choi Care Tips

Pak Choi is primarily an outdoor plant. Growing it indoors requires providing sufficient light (often with grow lights), maintaining consistent moisture, and managing temperature. It is prone to bolting (premature flowering) if exposed to high temperatures or inconsistent watering, making indoor cultivation challenging.

  • Provide at least 6 hours of direct sunlight or 12-14 hours of grow light exposure daily.
  • Use a well-draining potting mix to prevent root rot.
  • Water regularly, keeping the soil consistently moist but not waterlogged.
  • Fertilize every 2-3 weeks with a balanced liquid fertilizer.
  • Monitor for pests and diseases regularly and treat promptly.
❄️ Winter: Reduce watering slightly. Ensure adequate light, potentially with grow lights. Protect from drafts and cold temperatures.
☀️ Summer: Provide adequate ventilation to prevent overheating. Water more frequently during hot weather. Protect from intense afternoon sun if grown outdoors.

⚠️ Common Problems & Solutions — Plant Care Comparison

Grevillea

Common Issues: Root rot, spider mites, scale, nutrient deficiencies (especially iron)
Solutions: Root rot: Improve drainage, reduce watering frequency. Spider mites: Increase humidity, spray with insecticidal soap. Scale: Remove manually, treat with horticultural oil. Nutrient deficiencies: Use a balanced fertilizer with micronutrients.

Pak Choi

Common Issues: Bolting, Aphids, Cabbage worms, Root rot
Solutions: Bolting: Maintain consistent watering and cooler temperatures. Aphids: Spray with insecticidal soap or neem oil. Cabbage worms: Handpick or use Bacillus thuringiensis (Bt). Root rot: Ensure well-draining soil and avoid overwatering.

❓ Frequently Asked Questions — Comparing These Plants

Grevillea

What are the light requirements for Grevillea?

Grevilleas thrive in bright, direct sunlight for at least six hours each day. Insufficient light can lead to leggy growth, reduced flowering, and weakened plants. When grown indoors, place Grevilleas near a south-facing window or under grow lights to ensure adequate light exposure. Rotate the plant regularly to promote even growth on all sides. If leaves start to turn pale or yellow, it may indicate that the plant is receiving too much direct sunlight, especially during the hottest part of the day. Filtered light or partial shade during peak hours can help prevent leaf burn. Outdoor-grown Grevilleas should be planted in a location that receives full sun for most of the day.

How do I care for Grevillea?

Grevilleas require well-draining soil, ideally a sandy or gravelly loam. Water thoroughly when the top inch of soil is dry, allowing excess water to drain away. Avoid overwatering, which can lead to root rot. Provide at least 6 hours of direct sunlight daily for optimal flowering. Fertilize sparingly with a low-phosphorus fertilizer specifically formulated for native plants during the growing season (spring and summer). Prune lightly after flowering to maintain shape and encourage bushier growth. Protect from frost in colder climates. Monitor for pests such as aphids and scale, and treat as needed. Ensure good air circulation to prevent fungal diseases. Repot young plants annually in spring, using a slightly larger pot each time. Mature plants can be repotted every 2-3 years. Maintaining a slightly acidic soil pH is beneficial.

How do I propagate Grevillea?

Grevilleas can be propagated through stem cuttings. Take 4-6 inch cuttings from new growth in 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 in a warm, humid environment. Rooting typically takes several weeks. Another method is seed propagation, although it can be more challenging. Collect seeds from mature seed pods and sow them in a well-draining seed starting mix. Keep the soil moist and warm until germination occurs. Division is possible for some clumping varieties. Carefully separate the plant at the roots and plant each section in its own pot.

Pak Choi

What are the light requirements for Pak Choi?

Pak Choi thrives in bright, direct sunlight, requiring at least 6 hours of sunlight daily to promote healthy growth and flowering. Insufficient light can lead to leggy growth and reduced flowering. When grown indoors, place Pak Choi near a south-facing window where it can receive ample sunlight. If natural light is limited, supplement with artificial grow lights, positioning them 6-12 inches above the plant. Rotate the plant regularly to ensure even light exposure on all sides. During winter months, when sunlight is less intense, increase the duration of artificial lighting to compensate for the lack of natural light. Providing adequate light is crucial for Pak Choi to develop strong stems, vibrant foliage, and abundant flowers.

How do I care for Pak Choi?

Caring for Pak Choi is relatively straightforward, making it an excellent choice for beginner gardeners. Provide it with at least 6 hours of direct sunlight daily, supplemented by artificial grow lights if necessary, especially during winter. Water deeply when the top inch of soil feels dry, ensuring good drainage to prevent root rot. Maintain a consistent soil moisture level, avoiding both overwatering and underwatering. Fertilize every 2-3 weeks with a balanced liquid fertilizer, increasing phosphorus before blooming. Ideal temperatures range from 15-24°C (60-75°F). Humidity levels should be moderate, around 50-60%. Protect from extreme heat and frost. Prune any yellowing or damaged leaves to encourage healthy growth and prevent disease. Monitor regularly for pests and diseases, addressing any issues promptly.

How do I propagate Pak Choi?

Pak Choi can be propagated by seed.

Last updated: April 30, 2026 — Plant care data reviewed and verified by our editorial team.