Alpine Aster vs Frangipani Plant Comparison

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

Alpine Aster

Alpine Aster

Aster alpinus

VS
Frangipani

Frangipani

Plumeria spp.

Alpine Aster

Alpine Aster

Aster alpinus

Alpine Aster is a perennial flowering plant typically found in mountainous regions. It forms a low-growing clump of foliage, reaching heights of 6-12 inches. The plant produces daisy-like flowers with violet to lavender petals surrounding a yellow center disc. While it can be grown indoors with significant effort, it's primarily an outdoor plant, thriving in well-drained soil and full sun. People grow it for its vibrant spring blooms, adding color to rock gardens, borders, and alpine landscapes. It's valued for its hardiness and ability to attract pollinators.

Asteraceae Mountains of Europe and Asia, and western North America
✨ Features: Attracts pollinators, deer resistant
📖 Read Complete Alpine Aster Guide
Frangipani

Frangipani

Plumeria spp.

Frangipani (Plumeria) are deciduous shrubs or small trees known for their fragrant, waxy flowers. They typically grow to a height of 2-8 meters. The plant has thick, succulent branches and elongated leaves that are often clustered near the branch tips. The flowers, which appear in clusters (cymes) at the ends of branches, come in a variety of colors including white, yellow, pink, and red. While primarily an outdoor plant in tropical and subtropical climates, it is grown for its beautiful and fragrant blooms, often used in leis and perfumes. Indoor cultivation is challenging but possible with the right conditions.

Apocynaceae Tropical America and the Caribbean
✨ Features: Highly fragrant flowers, attractive foliage
📖 Read Complete Frangipani Guide

Quick Plant Comparison

Feature Alpine Aster Frangipani
Light Full sun (at least 6 hours of direct sunlight daily) Full sun (at least 6-8 hours of direct sunlight daily)
Watering Every 5-7 days during the growing season, less frequently during dormancy. Every 2-4 weeks during dormancy, every 1-2 weeks during growing season, depending on environmental conditions.
Humidity 30-50% 40-60%
Temperature 15-24°C 18-27°C
Care Level Expert Expert
Growth Rate Moderate Moderate
Max Height 0.15-0.3 meters (6-12 inches) outdoors; slightly smaller if grown indoors. 1-2 meters (indoors, in containers)
Pet Safety ❌ Toxic To Pets ❌ Toxic To Pets
Soil Well-drained, slightly acidic to neutral soil. A mix of garden soil, sand, and compost is suitable. Well-draining potting mix (cactus mix or a mix of potting soil, perlite, and sand)
Beginner Friendly ❌ No ❌ No
Weekly Maintenance 15 minutes weekly 30 minutes weekly

🔬 Botanical Information — Comparing These Plants

Alpine Aster

Scientific Name Aster alpinus
Family Asteraceae
Native To Mountains of Europe and Asia, and western North America
Also Known As Alpine Aster, Blue Alpine Aster, Rock Aster
Leaves The leaves are lance-shaped to oblong, typically 2-5 cm long. They are a medium green color and have a slightly rough texture. The leaves are arranged alternately along the stems.
Flowers It rarely flowers indoors due to the high light requirements. Outdoors, it produces daisy-like flowers with violet to lavender petals surrounding a yellow center disc. The flowers bloom in spring and early summer.

Frangipani

Scientific Name Plumeria spp.
Family Apocynaceae
Native To Tropical America and the Caribbean
Also Known As Frangipani, Lei Flower
Leaves The leaves of Frangipani are elongated, oval-shaped, and leathery. They are typically 15-30 cm long and 5-10 cm wide. The leaves are a glossy green color and have prominent veins. They are deciduous, meaning they will drop off in the fall or winter.
Flowers Frangipani can flower indoors, but it is less likely to do so compared to outdoors. The flowers are waxy, fragrant, and come in a variety of colors including white, yellow, pink, and red. They appear in clusters (cymes) at the ends of branches during the growing season.

📏 Size & Growth — Plant Comparison

Alpine Aster

Height 0.15-0.3 meters (6-12 inches) outdoors; slightly smaller if grown indoors.
Spread 0.15-0.3 meters (6-12 inches)
Growth Rate Moderate
Growth Pattern Forms a low-growing, clumping habit. It spreads slowly outwards, creating a dense mat of foliage. The flower stems rise above the foliage, displaying the vibrant blooms.

Frangipani

Height 1-2 meters (indoors, in containers)
Spread 1-1.5 meters (indoors, in containers)
Growth Rate Moderate
Growth Pattern Frangipani grows as a deciduous shrub or small tree with thick, succulent branches. It has a somewhat open and spreading growth habit, with leaves clustered near the branch tips. New growth emerges from the tips of the branches.

🌱 Propagation — Comparing Plant Growth

Alpine Aster

Methods: Seed, Division, Stem cuttings

Difficulty: Easy

Tips: Divide clumps in spring or fall. Take stem cuttings in late spring or early summer and root them in well-draining soil. Sow seeds in spring or fall.

Frangipani

Methods: Stem cuttings

Difficulty: Moderate

Tips: Allow the cut end of the stem to callous over for several days before planting in well-draining soil. Use rooting hormone to increase success rate. Keep the soil lightly moist until roots develop.

✨ Benefits & Features — Comparing Plant Value

Alpine Aster

Alpine Aster is known for its ability to thrive in harsh, rocky environments at high altitudes. Its vibrant, daisy-like flowers provide a burst of color in alpine landscapes, attracting pollinators and adding a touch of beauty to otherwise barren terrain.

  • ✓ Adds vibrant color to the garden.
  • ✓ Attracts pollinators like bees and butterflies.
  • ✓ Deer resistant, protecting other plants.
  • ✓ Relatively low-maintenance once established.
  • ✓ Provides a natural, wild aesthetic.
  • ⚠️ Toxic to pets

Frangipani

Frangipani is known for its highly fragrant flowers, which are often used in perfumes and leis. The flowers come in a variety of colors, adding to its visual appeal. It is also relatively drought-tolerant once established.

  • ✓ Beautiful and fragrant flowers
  • ✓ Creates a tropical ambiance
  • ✓ Can be used in floral arrangements
  • ✓ Provides a sense of relaxation
  • ✓ Offers a unique and exotic touch to your space
  • ⚠️ Toxic to pets

📅 Maintenance Schedule — Plant Care Comparison

Alpine Aster

Repotting Not typically needed if planted in the ground. If in a container, repot every 2-3 years in spring.
Pruning Deadhead spent flowers to encourage more blooms. Prune back foliage in late fall after it dies back.
Fertilizing Balanced liquid fertilizer (10-10-10) diluted to half strength, applied once in spring and once in early summer.
Seasonal Care Spring: Fertilize and divide if needed. Summer: Water regularly and deadhead spent flowers. Fall: Reduce watering and prepare for dormancy. Winter: Provide protection from extreme cold.

Frangipani

Repotting Every 2-3 years, or when the plant becomes root-bound.
Pruning Prune in late winter or early spring to remove dead or damaged branches and to shape the plant.
Fertilizing Balanced liquid fertilizer (10-10-10) diluted to half strength, applied monthly during the growing season (spring/summer). Avoid fertilizing during dormancy.
Seasonal Care During the growing season (spring/summer), provide ample sunlight, water regularly, and fertilize monthly. In the dormant season (fall/winter), reduce watering significantly and avoid fertilizing. Protect from frost.

🌞 Light Requirements

Alpine Aster

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

Low light tolerant: ❌ No

Frangipani

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

Low light tolerant: ❌ No

💧 Watering Needs

Alpine Aster

Water thoroughly when the top inch of soil feels dry. Avoid overwatering, which can lead to root rot. Ensure good drainage. In containers, water until excess drains from the bottom. Reduce watering during dormancy.

Frangipani

Allow the soil to dry out almost completely between waterings. Overwatering can lead to root rot. During the growing season (spring/summer), water thoroughly when the top inch of soil is dry. Reduce watering significantly in the dormant season (fall/winter). Signs of overwatering include yellowing leaves and mushy stems. Underwatering is indicated by wilting and dry, crispy leaves.

🌡️ Temperature & Humidity

Alpine Aster

Temperature: 15-24°C

Humidity: 30-50%

Frangipani

Temperature: 18-27°C

Humidity: 40-60%

🤔 Which Plant Is Right For You?

Alpine Aster

Alpine Aster

Aster alpinus
Care: Expert Time: 15 minutes weekly Beginner: No

Experienced gardeners who want to add a splash of color to rock gardens or alpine landscapes.

✅ Choose This Plant If...

  • You want a low-maintenance plant for a rock garden.
  • You desire vibrant spring blooms in a sunny location.
  • You want to attract pollinators to your garden.
  • You need a deer-resistant plant.
  • You are an experienced gardener looking for a new challenge.

❌ Skip This Plant If...

  • You have pets that might ingest the plant.
  • You cannot provide at least 6 hours of direct sunlight daily.
  • You are a beginner gardener looking for an easy indoor plant.
📍 Ideal Location: Outdoor rock garden, sunny border, or alpine landscape.
🎨 Style: Cottage, Naturalistic, Rock Garden
🏠 Apartment Friendly: No
⚠️ According to the ASPCA, Asters are toxic to dogs, cats, and horses. Symptoms include vomiting, diarrhea, and dermatitis. All parts of the plant are considered toxic.
Frangipani

Frangipani

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

Experienced gardeners in warm climates who can provide ample sunlight and proper care.

✅ Choose This Plant If...

  • You live in a warm climate with plenty of sunshine.
  • You want a highly fragrant plant.
  • You are an experienced gardener looking for a challenge.
  • You have a greenhouse or sunroom where you can provide ample light.
  • You appreciate the tropical aesthetic and are willing to provide the necessary care.

❌ Skip This Plant If...

  • You live in a cold climate with limited sunlight.
  • You are a beginner gardener.
  • You have pets that might ingest the plant.
  • You don't have time to provide the necessary care.
  • You are prone to overwatering plants.
📍 Ideal Location: South-facing window with supplemental lighting indoors, or a sunny patio or garden outdoors in warm climates.
🎨 Style: Tropical, Bohemian
🏠 Apartment Friendly: Limited
⚠️ Toxic to dogs, cats, and horses. The sap contains glycosides which can cause irritation, vomiting, and diarrhea if ingested. Contact with the sap can also cause skin irritation.

🎯 Quick Verdict

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

⚡ Key Differences Between These Plants

☀️

Alpine Aster needs full sun (at least 6 hours of direct sunlight daily), while Frangipani prefers full sun (at least 6-8 hours of direct sunlight daily).

💡 Pro Tips For Comparing These Plants

Alpine Aster Care Tips

Alpine Aster is primarily an outdoor plant and requires full sun and well-drained soil. Growing it indoors is challenging due to the high light requirements. It needs consistent moisture but is susceptible to root rot if overwatered. Regular pruning encourages bushier growth and more blooms. Requires a cold period for dormancy.

  • Ensure excellent drainage to prevent root rot.
  • Provide at least 6 hours of direct sunlight for optimal flowering.
  • Deadhead spent flowers regularly to encourage more blooms.
  • Divide clumps every few years to maintain vigor.
  • Protect from extreme winter conditions in colder climates.
❄️ Winter: Reduce watering significantly during winter dormancy. Provide protection from extreme cold, especially in colder climates. A layer of mulch can help insulate the roots.
☀️ Summer: Water regularly during hot, dry periods. Deadhead spent flowers to encourage more blooms. Provide afternoon shade in extremely hot climates to prevent scorching.

Frangipani Care Tips

Frangipani is primarily an outdoor plant that requires full sun and well-draining soil. Indoor cultivation is challenging due to the high light requirements. It needs a warm environment and careful watering to avoid root rot. Expect less flowering indoors.

  • Provide at least 6-8 hours of direct sunlight daily.
  • Use well-draining soil to prevent root rot.
  • Water thoroughly but infrequently, allowing the soil to dry out between waterings.
  • Fertilize monthly during the growing season with a balanced fertilizer.
  • Protect from frost and cold temperatures.
❄️ Winter: Reduce watering significantly during the winter months as the plant enters dormancy. Avoid fertilizing. Protect from frost and cold temperatures. If grown indoors, provide as much light as possible.
☀️ Summer: Provide ample sunlight and water regularly during the summer months. Fertilize monthly with a balanced fertilizer. Monitor for pests and diseases. Ensure good air circulation to prevent fungal problems.

⚠️ Common Problems & Solutions — Plant Care Comparison

Alpine Aster

Common Issues: Root rot, Powdery mildew, Aphids, Lack of flowering (insufficient light)
Solutions: Root rot: Ensure well-draining soil and avoid overwatering. Powdery mildew: Improve air circulation and apply fungicide. Aphids: Spray with insecticidal soap. Lack of flowering: Provide at least 6 hours of direct sunlight daily.

Frangipani

Common Issues: Root rot, spider mites, scale, lack of flowering
Solutions: Root rot: Ensure well-draining soil and avoid overwatering. Treat with fungicide if necessary. | Spider mites: Increase humidity and treat with insecticidal soap or neem oil. | Scale: Remove manually or treat with horticultural oil. | Lack of flowering: Provide sufficient sunlight and fertilizer during the growing season.

❓ Frequently Asked Questions — Comparing These Plants

Alpine Aster

What are the light requirements for Alpine Aster?

Alpine Aster thrives in full sun, requiring at least six hours of direct sunlight per day to produce abundant blooms. However, in hotter climates, partial shade during the hottest part of the afternoon can prevent scorching of the leaves. Insufficient light can lead to leggy growth and reduced flowering.

How do I care for Alpine Aster?

Alpine Aster requires well-draining soil, ideally a mix of potting soil, perlite, and sand. Water thoroughly when the top inch of soil feels dry, but avoid overwatering, which can lead to root rot. Provide full sun to partial shade, with at least six hours of sunlight per day for optimal blooming. Fertilize every 2-4 weeks during the growing season with a balanced liquid fertilizer diluted to half strength.

How do I propagate Alpine Aster?

Alpine Aster can be propagated through division, stem cuttings, or seeds. For division, carefully dig up the plant in spring or fall and separate the root ball into smaller clumps, each with its own set of stems and roots. Replant the divisions in well-draining soil.

Frangipani

What are the light requirements for Frangipani?

Frangipani requires at least 6-8 hours of direct sunlight daily to thrive and bloom profusely. A south-facing location is ideal, providing the most intense light. If growing indoors, place your Frangipani near a sunny window. Rotate the plant regularly to ensure even growth on all sides.

How do I care for Frangipani?

Frangipani thrive in warm climates with plenty of sunlight. Plant in well-draining soil, such as a cactus mix amended with perlite. Water deeply when the soil is dry to the touch, allowing excess water to drain away. Reduce watering during the dormant season (winter).

How do I propagate Frangipani?

Frangipani is typically propagated through stem cuttings. Allow the cut end of a 12-18 inch cutting to callous over for 1-2 weeks. Dip the cut end in rooting hormone. Plant the cutting in well-draining soil, such as a cactus mix. Water sparingly until roots develop, which can take several weeks.

Last updated: May 7, 2026 — Plant care data reviewed and verified by our editorial team.