New England Aster vs Pelargonium 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
Pelargonium

Pelargonium

Pelargonium spp.

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
Pelargonium

Pelargonium

Pelargonium spp.

Pelargonium is a diverse genus of flowering plants characterized by their aromatic foliage and vibrant blooms. While commonly called 'geraniums,' they are distinct from true geraniums (Geranium genus). Pelargoniums exhibit a wide range of growth habits, from compact bushy forms to trailing varieties. They are popular for their ornamental value, ease of cultivation, and the fragrant oils present in their leaves, which are used in perfumes and aromatherapy. Many are grown outdoors as annuals or perennials in warmer climates, but some varieties can be grown indoors with sufficient light.

Geraniaceae Southern Africa
✨ Features: Aromatic foliage, colorful blooms, deer resistant (generally)
📖 Read Complete Pelargonium Guide

Quick Plant Comparison

Feature New England Aster Pelargonium
Light Full sun (at least 6 hours of direct sunlight daily) Requires at least 6 hours of direct sunlight per day for optimal flowering. Insufficient light leads to leggy growth and reduced blooming.
Watering Every 7-10 days outdoors, depending on rainfall and temperature. Container plants may need more frequent watering. Every 5-7 days, depending on environmental conditions and pot size.
Humidity 30-50% 40-60%
Temperature 10-27°C 18-24°C
Care Level Expert Moderate
Growth Rate Fast Moderate
Max Height Rarely grown indoors, but if attempted, expect 1-2 feet in a large container. 0.3-0.6 meters (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 potting mix, such as a blend of peat moss, perlite, and vermiculite.
Beginner Friendly ❌ No With Caution
Weekly Maintenance 15 minutes weekly outdoors during growing season for watering and deadheading. 10 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.

Pelargonium

Scientific Name Pelargonium spp.
Family Geraniaceae
Native To Southern Africa
Also Known As Geranium, Scented Geranium, Storksbill
Leaves Leaves are typically rounded or kidney-shaped, with scalloped edges. They can be smooth or slightly hairy, and come in a variety of colors, including green, variegated, and bronze.
Flowers Pelargoniums can flower indoors with sufficient light. Flowers are typically clustered in umbels and come in a wide range of colors, including red, pink, white, and purple.

📏 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.

Pelargonium

Height 0.3-0.6 meters (indoors)
Spread 0.3-0.6 meters
Growth Rate Moderate
Growth Pattern Pelargoniums exhibit a bushy growth habit, with upright stems and rounded leaves. They can be pruned to maintain a compact shape.

🌱 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.

Pelargonium

Methods: Stem cuttings, Seed

Difficulty: Easy

Tips: Take 4-6 inch stem cuttings from healthy plants. Remove lower leaves and dip the cut end in rooting hormone. Plant in well-draining potting mix and keep moist until roots develop.

✨ 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

Pelargonium

Pelargoniums are known for their diverse range of scents in their foliage, from citrus to rose. They are also relatively drought-tolerant once established.

  • ✓ Aesthetic appeal with vibrant flowers
  • ✓ Aromatic foliage adds fragrance to the environment
  • ✓ Relatively easy to care for
  • ✓ Can be propagated to create more plants
  • ✓ Attracts pollinators to outdoor gardens
  • ⚠️ 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.

Pelargonium

Repotting Repot every 1-2 years, or when the plant becomes root-bound.
Pruning Pinch back stems regularly to encourage bushier growth and more blooms. Remove spent flowers to promote continued blooming.
Fertilizing Balanced liquid fertilizer (10-10-10) diluted to half strength, applied every 2-4 weeks during the growing season (spring and summer).
Seasonal Care In winter, reduce watering and fertilization. Provide bright light. Some varieties may benefit from a period of dormancy at cooler temperatures. In summer, increase watering and fertilization. Protect from intense afternoon sun.

🌞 Light Requirements

New England Aster

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

Low light tolerant: ❌ No

Pelargonium

Requires at least 6 hours of direct sunlight per day for optimal flowering. Insufficient light leads to leggy growth and reduced blooming.

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.

Pelargonium

Water thoroughly when the top inch of soil feels dry to the touch. Allow excess water to drain away. Overwatering can lead to root rot, indicated by yellowing leaves and a musty smell. Underwatering results in wilting and dry, crispy leaves.

🌡️ Temperature & Humidity

New England Aster

Temperature: 10-27°C

Humidity: 30-50%

Pelargonium

Temperature: 18-24°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.
Pelargonium

Pelargonium

Pelargonium spp.
Care: Moderate Time: 10 minutes weekly Beginner: With-caution

Gardeners who enjoy colorful, fragrant plants and are willing to provide ample sunlight.

✅ Choose This Plant If...

  • You want a plant with fragrant foliage.
  • You enjoy colorful blooms.
  • You have a sunny location.
  • You want a relatively easy-to-care-for plant.
  • You want a plant that can be propagated easily.

❌ Skip This Plant If...

  • You have pets that may ingest the plant.
  • You cannot provide adequate sunlight.
  • You are prone to overwatering plants.
📍 Ideal Location: South-facing window or sunny balcony
🎨 Style: Traditional, Cottage, Bohemian
🏠 Apartment Friendly: Limited
⚠️ Toxic to dogs, cats, and horses. Symptoms include vomiting, diarrhea, anorexia, and dermatitis. All parts of the plant are considered 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

🎯

New England Aster is rated Expert care level, while Pelargonium is Moderate.

📈

New England Aster has fast growth, while Pelargonium grows moderate.

💡 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.

Pelargonium Care Tips

Pelargoniums require bright light and well-draining soil. They are relatively easy to care for, but proper watering and fertilization are essential for healthy growth and abundant blooms. Indoor plants may require supplemental lighting to thrive.

  • Provide at least 6 hours of direct sunlight daily.
  • Water thoroughly when the top inch of soil is dry.
  • Fertilize regularly during the growing season.
  • Pinch back stems to encourage bushier growth.
  • Remove spent flowers to promote continued blooming.
❄️ Winter: Reduce watering and fertilization during the winter months. Provide bright light and cooler temperatures (10-15°C) to encourage dormancy.
☀️ Summer: Increase watering and fertilization during the summer months. Protect from intense afternoon sun to prevent leaf scorch.

⚠️ 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.

Pelargonium

Common Issues: Root rot, Botrytis blight, Aphids, Whiteflies
Solutions: Root rot: Improve drainage and reduce watering frequency. | Botrytis blight: Improve air circulation and remove infected leaves. | Aphids: Spray with insecticidal soap. | Whiteflies: Use sticky traps or insecticidal soap.

❓ 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.

Pelargonium

What are the light requirements for Pelargonium?

Pelargoniums require ample sunlight to thrive and produce abundant blooms. Ideally, they should receive at least six hours of direct sunlight each day. A south-facing window is often the best choice indoors, although east or west-facing windows can also be suitable if they provide sufficient light. Insufficient light can lead to leggy growth, reduced blooming, and faded leaf color.

How do I care for Pelargonium?

Pelargoniums thrive in bright, indirect sunlight, ideally with at least 6 hours of direct sunlight per day. Water thoroughly when the top inch of soil feels dry, ensuring proper drainage to prevent root rot. Fertilize regularly during the growing season (spring and summer) with a balanced fertilizer diluted to half strength, or a fertilizer specifically formulated for blooming plants. Prune regularly to encourage bushier growth and remove spent flowers to promote continuous blooming.

How do I propagate Pelargonium?

Pelargoniums can be easily propagated through stem cuttings. Take a 4-6 inch cutting from a healthy stem, removing the lower leaves. Allow the cut end to callous over for a day or two. Dip the cut end in rooting hormone and plant it in a well-draining potting mix. Keep the soil consistently moist but not soggy, and provide bright, indirect light. Roots should develop within a few weeks.

Last updated: May 12, 2026 — Plant care data reviewed and verified by our editorial team.