Indian Hawthorn vs Sweet Pea Plant Comparison

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

Indian Hawthorn

Indian Hawthorn

Rhaphiolepis indica

VS
Sweet Pea

Sweet Pea

Lathyrus odoratus

Indian Hawthorn

Indian Hawthorn

Rhaphiolepis indica

Indian Hawthorn is a broadleaf evergreen shrub typically grown outdoors. It features attractive dark green, leathery leaves and clusters of fragrant, small, white or pink flowers in the spring, followed by dark blue or black berries. It typically grows to 2-5 feet tall and wide, but can reach larger sizes in optimal conditions. It is popular for its ornamental value, drought tolerance, and relatively low maintenance requirements. It is primarily an outdoor plant and does not thrive indoors due to high light requirements and humidity needs.

Rosaceae Southern China, Japan, Korea, and Thailand
✨ Features: Drought tolerant, attractive flowers and berries, evergreen foliage
📖 Read Complete Indian Hawthorn Guide
Sweet Pea

Sweet Pea

Lathyrus odoratus

Sweet peas are annual climbing plants, known for their beautiful, fragrant flowers. They are not naturally indoor plants and are typically grown outdoors in gardens. They feature delicate, papery petals in a wide range of colors, including pink, purple, red, white, and bi-colors. Sweet peas climb using tendrils, reaching heights of 1 to 2 meters. People grow them for their ornamental value, the delightful fragrance of their blooms, and their use as cut flowers.

Fabaceae Sicily, Cyprus, Southern Italy, and the Aegean Islands
✨ Features: Highly fragrant flowers, attractive to pollinators.
📖 Read Complete Sweet Pea Guide

Quick Plant Comparison

Feature Indian Hawthorn Sweet Pea
Light Full sun to partial shade Full sun (at least 6-8 hours of direct sunlight per day)
Watering Every 7-14 days, depending on weather and soil drainage Every 2-3 days outdoors, depending on weather conditions. Less frequent if grown indoors.
Humidity 30-50% 40-60%
Temperature 15-27°C 13-18°C
Care Level Expert Expert
Growth Rate Moderate Fast
Max Height Not suitable for indoor growing, outdoor height 0.6-1.5 meters 1-2 meters (outdoors). Significantly smaller if grown indoors.
Pet Safety ❌ Toxic To Pets ❌ Toxic To Pets
Soil Well-draining soil, such as a mix of potting soil, sand, and perlite Well-draining, fertile soil rich in organic matter. A mix of garden soil, compost, and perlite is suitable.
Beginner Friendly ❌ No ❌ No
Weekly Maintenance 15 minutes weekly (outdoor) 30 minutes weekly

🔬 Botanical Information — Comparing These Plants

Indian Hawthorn

Scientific Name Rhaphiolepis indica
Family Rosaceae
Native To Southern China, Japan, Korea, and Thailand
Also Known As Indian Hawthorn, Yeddo Hawthorn, Hong Kong Hawthorn
Leaves The leaves are oval to oblong, 2-4 inches long, and leathery in texture. They are typically dark green, but new growth can be bronze or reddish. The leaves have slightly serrated edges.
Flowers Indian Hawthorn produces clusters of small, fragrant flowers in the spring. The flowers are typically white or pink and have five petals. It will not flower indoors.

Sweet Pea

Scientific Name Lathyrus odoratus
Family Fabaceae
Native To Sicily, Cyprus, Southern Italy, and the Aegean Islands
Also Known As Sweet Pea
Leaves The leaves are ovate to lanceolate, with a bluish-green color. They are arranged alternately along the stem and have prominent veins. The plant also produces tendrils that aid in climbing.
Flowers Sweet peas produce fragrant, papery flowers in a wide range of colors, including pink, purple, red, white, and bi-colors. They bloom profusely outdoors during the summer months. Flowering is rare and limited indoors.

📏 Size & Growth — Plant Comparison

Indian Hawthorn

Height Not suitable for indoor growing, outdoor height 0.6-1.5 meters
Spread Not suitable for indoor growing, outdoor spread 0.6-1.5 meters
Growth Rate Moderate
Growth Pattern Indian Hawthorn is a rounded, multi-stemmed shrub. It typically grows upright and outwards, forming a dense, bushy shape.

Sweet Pea

Height 1-2 meters (outdoors). Significantly smaller if grown indoors.
Spread 30-60 cm
Growth Rate Fast
Growth Pattern Sweet peas are climbing annuals that use tendrils to attach to supports. They grow vertically, reaching heights of 1 to 2 meters outdoors. Indoors, growth is typically more constrained.

🌱 Propagation — Comparing Plant Growth

Indian Hawthorn

Methods: Stem cuttings, Seed

Difficulty: Moderate

Tips: Take semi-hardwood cuttings in late spring or early summer. Dip the cut end in rooting hormone and plant in well-draining soil. Keep the soil moist and provide indirect light.

Sweet Pea

Methods: Seed

Difficulty: Easy

Tips: Soak seeds in water for 24 hours before sowing to improve germination. Sow directly into the ground or in pots in early spring.

✨ Benefits & Features — Comparing Plant Value

Indian Hawthorn

Indian Hawthorn is known for its drought tolerance and attractive flowers and berries. It is a versatile shrub that can be used in a variety of landscaping applications.

  • ✓ Provides year-round greenery.
  • ✓ Attracts pollinators and birds.
  • ✓ Drought-tolerant, reducing water consumption.
  • ✓ Adds visual interest with flowers and berries.
  • ✓ Relatively low maintenance.
  • ⚠️ Toxic to pets

Sweet Pea

Sweet peas are known for their intense fragrance and wide range of colors. Their climbing habit and delicate petals make them a popular choice for cottage gardens and cut flower arrangements.

  • ✓ Beautiful and fragrant flowers
  • ✓ Attracts pollinators to the garden
  • ✓ Provides cut flowers for bouquets
  • ✓ Adds a touch of romance to the garden
  • ✓ Can be grown in a variety of colors
  • ⚠️ Toxic to pets

📅 Maintenance Schedule — Plant Care Comparison

Indian Hawthorn

Repotting Not applicable for indoor growing. Outdoor plants may need transplanting every few years if root-bound.
Pruning Prune after flowering to maintain shape and remove dead or diseased branches.
Fertilizing Balanced slow-release fertilizer in spring
Seasonal Care In winter, reduce watering and protect from frost. In spring, fertilize and prune as needed. In summer, water regularly during dry periods. In fall, remove any dead or diseased foliage.

Sweet Pea

Repotting Not applicable as it's an annual. If grown indoors, repotting may be needed if the container is too small.
Pruning Pinch off the tips of young plants to encourage bushier growth. Deadhead spent flowers to promote continued blooming.
Fertilizing Balanced liquid fertilizer (10-10-10) diluted to half strength, every 2-3 weeks during the growing season.
Seasonal Care In spring, sow seeds and provide support for climbing. In summer, water regularly and fertilize. In fall, collect seeds for next year. In winter, the plant dies back as it is an annual.

🌞 Light Requirements

Indian Hawthorn

Full sun to partial shade

Low light tolerant: ❌ No

Sweet Pea

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

Low light tolerant: ❌ No

💧 Watering Needs

Indian Hawthorn

Water deeply when the top inch of soil is dry. Avoid overwatering, which can lead to root rot. Signs of underwatering include wilting leaves. Signs of overwatering include yellowing leaves and soggy soil.

Sweet Pea

Water deeply when the top inch of soil feels dry. Avoid overwatering, which can lead to root rot. Ensure good drainage. Underwatering will cause wilting and reduced flowering.

🌡️ Temperature & Humidity

Indian Hawthorn

Temperature: 15-27°C

Humidity: 30-50%

Sweet Pea

Temperature: 13-18°C

Humidity: 40-60%

🤔 Which Plant Is Right For You?

Indian Hawthorn

Indian Hawthorn

Rhaphiolepis indica
Care: Expert Time: 15 minutes weekly (outdoor) Beginner: No

Gardeners looking for a low-maintenance, drought-tolerant shrub for landscaping.

✅ Choose This Plant If...

  • You want a drought-tolerant shrub for your garden.
  • You need an evergreen plant for year-round interest.
  • You want to attract birds to your yard.
  • You desire a low-maintenance landscaping option.
  • You need a plant that can tolerate full sun.

❌ Skip This Plant If...

  • You are looking for an indoor plant.
  • You have pets that might ingest the plant.
  • You live in a climate with very cold winters.
📍 Ideal Location: Outdoor garden or landscape setting with full sun exposure.
🎨 Style: Traditional, Cottage, Coastal
🏠 Apartment Friendly: No
⚠️ According to the ASPCA, Indian Hawthorn contains cyanogenic glycosides, which can be toxic to dogs, cats, and horses. Symptoms include vomiting, diarrhea, difficulty breathing, and seizures. All parts of the plant are potentially toxic, but the berries are often the most tempting to animals.
Sweet Pea

Sweet Pea

Lathyrus odoratus
Care: Expert Time: 30 minutes weekly Beginner: No

Experienced gardeners who want to grow fragrant flowers outdoors.

✅ Choose This Plant If...

  • You love fragrant flowers and have a sunny outdoor garden.
  • You enjoy growing cut flowers for bouquets.
  • You want to attract pollinators to your garden.
  • You are an experienced gardener looking for a rewarding challenge.
  • You appreciate the wide variety of colors and forms available in sweet pea cultivars.

❌ Skip This Plant If...

  • You have pets that might ingest the plant.
  • You lack a sunny outdoor space.
  • You are a beginner gardener looking for an easy-to-grow plant.
📍 Ideal Location: Sunny garden or balcony with support for climbing.
🎨 Style: Cottage, Romantic, Traditional
🏠 Apartment Friendly: Limited
⚠️ All parts of the sweet pea plant, especially the seeds, are toxic to dogs, cats, and horses. Symptoms include weakness, tremors, and seizures. Consult a veterinarian immediately if ingestion is suspected.

🎯 Quick Verdict

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

⚡ Key Differences Between These Plants

☀️

Indian Hawthorn needs full sun to partial shade, while Sweet Pea prefers full sun (at least 6-8 hours of direct sunlight per day).

📈

Indian Hawthorn has moderate growth, while Sweet Pea grows fast.

💡 Pro Tips For Comparing These Plants

Indian Hawthorn Care Tips

Indian Hawthorn is primarily an outdoor shrub and is very difficult to maintain indoors. It requires full sun, well-draining soil, and moderate watering. Indoor cultivation is challenging due to the plant's need for high light levels and specific humidity requirements. It is prone to pests and diseases if not properly cared for.

  • Plant in well-draining soil to prevent root rot.
  • Water deeply but infrequently, allowing the soil to dry out between waterings.
  • Fertilize in spring with a balanced slow-release fertilizer.
  • Prune after flowering to maintain shape and remove dead or diseased branches.
  • Monitor for pests and diseases and treat promptly.
❄️ Winter: Reduce watering during the winter months. Protect from frost in colder climates by mulching around the base of the plant.
☀️ Summer: Water regularly during dry periods in the summer. Provide some afternoon shade in very hot climates to prevent leaf scorch.

Sweet Pea Care Tips

Sweet peas are challenging to grow indoors due to their high light requirements and need for cool temperatures. They require consistent watering, fertilization, and support for climbing. Without ideal conditions, flowering will be limited.

  • Soak seeds overnight before planting to improve germination.
  • Provide a sturdy trellis or support for climbing.
  • Deadhead spent flowers regularly to encourage more blooms.
  • Fertilize every 2-3 weeks during the growing season.
  • Protect from strong winds.
❄️ Winter: As an annual, the plant will die back in winter. Collect seeds for planting the following spring.
☀️ Summer: Provide regular watering and fertilization during the growing season. Protect from intense afternoon sun in hot climates. Deadhead spent flowers to encourage continued blooming.

⚠️ Common Problems & Solutions — Plant Care Comparison

Indian Hawthorn

Common Issues: Leaf spot, Aphids, Scale, Root rot
Solutions: Leaf spot: Treat with a fungicide. Aphids: Spray with insecticidal soap. Scale: Manually remove or treat with horticultural oil. Root rot: Improve drainage and reduce watering.

Sweet Pea

Common Issues: Powdery mildew, aphids, lack of flowering, root rot
Solutions: Powdery mildew: Improve air circulation and apply a fungicide. Aphids: Spray with insecticidal soap. Lack of flowering: Ensure adequate sunlight and fertilization. Root rot: Improve drainage and reduce watering frequency.

❓ Frequently Asked Questions — Comparing These Plants

Indian Hawthorn

What are the light requirements for Indian Hawthorn?

Indian Hawthorn flourishes in full sun, requiring at least 6 hours of direct sunlight daily for optimal blooming and growth. While it can tolerate partial shade, reduced sunlight may result in fewer flowers and a less dense growth habit. When grown indoors, place the plant near a south-facing window to maximize light exposure. Rotate the plant regularly to ensure even growth on all sides. Insufficient light can lead to leggy growth and a lack of blooms. Supplement natural light with grow lights if necessary, especially during winter months when daylight hours are shorter.

How do I care for Indian Hawthorn?

Indian Hawthorn thrives in well-draining soil and prefers full sun to partial shade. Water deeply when the top inch of soil feels dry, allowing the soil to dry out slightly between waterings. Fertilize in early spring with a balanced fertilizer to promote healthy growth and abundant blooms. Prune after flowering to maintain shape and remove any dead or damaged branches. Protect from frost in colder climates. Monitor regularly for pests and diseases, and treat promptly if necessary. Provide adequate air circulation to prevent fungal problems. Mulch around the base of the plant to retain moisture and suppress weeds. With proper care, Indian Hawthorn will reward you with years of beauty.

How do I propagate Indian Hawthorn?

Indian Hawthorn can be propagated through stem cuttings. Take 4-6 inch cuttings from new growth in late spring or early 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. Cover with a plastic bag to maintain humidity. Rooting typically occurs within 4-8 weeks. Division is possible for established plants, carefully separating sections of the root ball. Keiki propagation is not applicable to Indian Hawthorn as it does not produce keikis.

Sweet Pea

What are the light requirements for Sweet Pea?

Sweet Peas require at least 6-8 hours of direct sunlight per day to thrive and produce abundant blooms. A south-facing location is ideal, especially in cooler climates. If growing indoors, place your Sweet Peas near a sunny window or use grow lights to supplement natural light. Insufficient light can lead to leggy growth, fewer flowers, and pale foliage. Rotate the plants regularly to ensure even light exposure. In hot climates, provide some afternoon shade to prevent scorching. Monitor the leaves for signs of sunburn, such as brown spots, and adjust the plant’s position accordingly. Good air circulation is also important to prevent fungal diseases that can be exacerbated by inadequate light.

How do I care for Sweet Pea?

Sweet Peas thrive in full sun and well-drained soil. Sow seeds directly into the ground in early spring or late fall, depending on your climate. Soaking the seeds overnight can improve germination. Provide a sturdy support system, such as a trellis or netting, for the vines to climb. Water regularly, especially during dry periods, and fertilize every 2-3 weeks with a balanced fertilizer to encourage abundant blooming. Deadhead spent flowers to promote continued flowering. Protect plants from pests like aphids and slugs. Ensure good air circulation to prevent fungal diseases. Sweet Peas prefer cooler temperatures, so provide shade during the hottest part of the day in warmer climates. Monitor for signs of powdery mildew and treat promptly. Proper staking and pruning are crucial for healthy growth and prolific blooms.

How do I propagate Sweet Pea?

Sweet Peas are primarily propagated by seed.

Last updated: May 13, 2026 — Plant care data reviewed and verified by our editorial team.