New England Aster vs Pak Choi Plant Comparison

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

New England Aster

New England Aster

Symphyotrichum novae-angliae

VS
Pak Choi

Pak Choi

Brassica rapa subsp. chinensis

New England Aster

New England Aster

Symphyotrichum novae-angliae

The New England Aster is a robust, clump-forming perennial wildflower, typically reaching heights of 3-7 feet. It's characterized by its lance-shaped, clasping leaves and vibrant daisy-like flowers that bloom in late summer and fall. The flowers are typically purple or violet, with a yellow center disk. This plant is primarily an outdoor species, valued for its late-season color and its ability to attract pollinators like butterflies and bees. It's rarely grown indoors due to its high light requirements and size.

Asteraceae North America
✨ Features: Attracts butterflies and bees, provides late-season color, deer resistant.
📖 Read Complete New England Aster 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 New England Aster Pak Choi
Light Full sun (at least 6 hours of direct sunlight daily) Full sun to partial shade. Requires at least 6 hours of direct sunlight daily for optimal growth.
Watering Every 7-10 days outdoors, depending on rainfall and temperature. Container plants may need more frequent watering. Every 2-3 days, depending on environmental conditions and soil drainage.
Humidity 30-50% 40-60%
Temperature 10-27°C 15-21°C
Care Level Expert Expert
Growth Rate Fast Fast
Max Height Rarely grown indoors, but if attempted, expect 1-2 feet in a large container. 15-30 cm (indoors)
Pet Safety ✅ Safe ❌ Toxic To Pets
Soil Well-drained soil, loamy or sandy soil is ideal. Tolerates a range of soil types. Well-draining, fertile soil rich in organic matter. A mix of potting soil, compost, and perlite is suitable.
Beginner Friendly ❌ No ❌ No
Weekly Maintenance 15 minutes weekly outdoors during growing season for watering and deadheading. 15 minutes weekly

🔬 Botanical Information — Comparing These Plants

New England Aster

Scientific Name Symphyotrichum novae-angliae
Family Asteraceae
Native To North America
Also Known As New England Aster, Michaelmas Daisy
Leaves Lance-shaped, clasping leaves that are typically 3-6 inches long and arranged alternately along the stems. The leaves are slightly rough to the touch and have a slightly hairy texture.
Flowers Rarely flowers indoors. Outdoors, it produces daisy-like flowers with purple or violet petals and a yellow central disk. Flowers are typically 1-2 inches in diameter and bloom in clusters at the ends of the stems.

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

New England Aster

Height Rarely grown indoors, but if attempted, expect 1-2 feet in a large container.
Spread Spreads via rhizomes; can reach 2-4 feet wide outdoors. Indoors, expect a smaller spread but still requires a large container.
Growth Rate Fast
Growth Pattern Upright, clump-forming perennial with multiple stems arising from a central crown. It spreads via rhizomes, forming colonies over time.

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

New England Aster

Methods: Seed, Division, Stem cuttings

Difficulty: Easy

Tips: Divide clumps in spring or fall. Take stem cuttings in late spring or early summer. Sow seeds in fall or early spring.

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

New England Aster

The New England Aster is known for its vibrant purple or violet flowers that bloom in late summer and fall, providing a crucial food source for pollinators when other flowers are fading. Its ability to thrive in a variety of soil conditions and its deer resistance make it a valuable addition to many gardens.

  • ✓ Attracts pollinators, supporting local ecosystems.
  • ✓ Provides late-season color, extending the garden's beauty.
  • ✓ Deer resistance reduces garden damage.
  • ✓ Relatively low maintenance once established.
  • ✓ Adds a natural, wild aesthetic to the garden.
  • 🐾 Pet Safe

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

New England Aster

Repotting Not typically grown indoors, but if in a container, repot every 1-2 years, or as needed if root-bound, especially given its rhizomatous nature.
Pruning Pinch back stems in late spring to promote bushier growth and more flowers. Deadhead spent flowers to encourage continued blooming.
Fertilizing Apply a balanced fertilizer (10-10-10) in early spring before new growth emerges. Avoid over-fertilizing, which can lead to leggy growth.
Seasonal Care In fall, cut back stems after flowering. In winter, mulch around the base of the plant for added protection. In spring, divide clumps if needed.

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

New England Aster

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

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

New England Aster

Water deeply when the top inch of soil feels dry. Avoid overwatering, which can lead to root rot. In containers, ensure proper drainage. Signs of underwatering include wilting leaves, while overwatering can cause yellowing and mushy stems.

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

New England Aster

Temperature: 10-27°C

Humidity: 30-50%

Pak Choi

Temperature: 15-21°C

Humidity: 40-60%

🤔 Which Plant Is Right For You?

New England Aster

New England Aster

Symphyotrichum novae-angliae
Care: Expert Time: 15 minutes weekly outdoors during growing season for watering and deadheading. Beginner: No

Gardeners looking for late-season color and pollinator-attracting plants in their outdoor gardens.

✅ Choose This Plant If...

  • You want to attract butterflies and bees to your garden.
  • You need a plant that provides late-season color.
  • You have a sunny garden spot with well-drained soil.
  • You want a relatively low-maintenance perennial.
  • You want a deer-resistant plant.

❌ Skip This Plant If...

  • You don't have a sunny outdoor location.
  • You are looking for an easy indoor plant.
  • You live in a very humid climate where powdery mildew is prevalent.
📍 Ideal Location: Outdoor garden, sunny border, wildflower meadow
🎨 Style: Cottage, Naturalistic, Wildflower
🏠 Apartment Friendly: No
⚠️ According to the ASPCA, New England Asters are not toxic to dogs, cats, or horses.
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 New England Aster ✓
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

New England Aster Care Tips

New England Asters are primarily outdoor plants and are challenging to grow indoors due to their high light requirements and tendency to spread. They need full sun and well-drained soil. Indoor attempts require supplemental lighting and careful monitoring of watering to prevent root rot. Expect limited flowering indoors.

  • Provide full sun for optimal flowering.
  • Ensure well-drained soil to prevent root rot.
  • Pinch back stems in late spring to promote bushier growth.
  • Divide clumps every few years to prevent overcrowding.
  • Monitor for powdery mildew and treat promptly.
❄️ Winter: Cut back stems to the ground after flowering has finished. Mulch around the base of the plant to protect the roots from freezing temperatures.
☀️ Summer: Water regularly during dry periods. Deadhead spent flowers to encourage continued blooming. Monitor for pests and diseases.

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

New England Aster

Common Issues: Powdery mildew, Aster yellows, Root rot
Solutions: Powdery mildew: Improve air circulation and apply a fungicide. | Aster yellows: Remove and destroy infected plants. | Root rot: Ensure well-draining soil and avoid overwatering.

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

New England Aster

What are the light requirements for New England Aster?

New England Aster demands ample sunlight to produce its profuse blooms. Ideally, provide at least six hours of direct sunlight each day. A south-facing location is generally best, although east- or west-facing exposures can also work if they receive sufficient sunlight. Insufficient light can result in leggy growth, reduced flowering, and increased susceptibility to diseases. If growing indoors, supplement natural light with grow lights, especially during the shorter days of fall and winter. Rotate the plant regularly to ensure even light exposure. If the leaves start to turn pale or yellow, it may indicate that the plant is receiving too little light.

How do I care for New England Aster?

New England Aster thrives in full sun, requiring at least six hours of direct sunlight daily. Water regularly, especially during dry periods, ensuring the soil remains consistently moist but not waterlogged. Fertilize in early spring with a balanced fertilizer to promote healthy growth and abundant blooms. Pinch back stems in late spring or early summer to encourage bushier growth and more flowers. Deadhead spent blooms to prolong the flowering season. Divide established clumps every few years to prevent overcrowding and maintain vigor. Provide support, such as staking, if the plants become too tall or leggy. Monitor for pests and diseases, and treat promptly if necessary. Ensure good air circulation to prevent fungal diseases. Mulch around the base of the plant to retain moisture and suppress weeds.

How do I propagate New England Aster?

New England Asters can be easily propagated through division, stem cuttings, or seeds. For division, carefully dig up an established clump in early spring or fall and separate it into smaller sections, each with healthy roots and shoots. Replant the divisions in well-prepared soil. For stem cuttings, take 4-6 inch cuttings from new growth in spring or early summer. Remove the lower leaves and dip the cut end in rooting hormone. Plant the cuttings in moist potting mix and keep them humid until roots develop. Seeds can be sown in early spring indoors or directly in the garden after the last frost. Ensure proper spacing for optimal growth.

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 28, 2026 — Plant care data reviewed and verified by our editorial team.