New Guinea Impatiens vs Privet Plant Comparison

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

New Guinea Impatiens

New Guinea Impatiens

Impatiens hawkeri

VS
Privet

Privet

Ligustrum spp.

New Guinea Impatiens

New Guinea Impatiens

Impatiens hawkeri

New Guinea Impatiens are popular flowering plants known for their vibrant, showy blooms and attractive foliage. They are herbaceous perennials, typically grown as annuals in cooler climates. They feature succulent stems and oval to lance-shaped leaves that can be green, bronze, or variegated. The flowers come in a wide range of colors, including red, pink, orange, purple, and white. While primarily outdoor plants, they can be grown indoors with sufficient light. People grow them for their continuous blooms and relatively easy care.

Balsaminaceae New Guinea and the Solomon Islands
✨ Features: Long blooming period, wide range of flower colors.
📖 Read Complete New Guinea Impatiens Guide
Privet

Privet

Ligustrum spp.

Privet encompasses a genus of about 50 species of evergreen or deciduous shrubs and small trees. They are commonly grown as hedges due to their dense foliage and tolerance for pruning. Privets are characterized by their opposite, simple leaves and clusters of small, fragrant white flowers, followed by small, dark berries. While they are popular for creating formal garden structures and providing privacy, their invasive potential in some regions and toxicity should be considered. Privet is primarily an outdoor plant and is not suited for indoor growing.

Oleaceae Europe, North Africa, Asia
✨ Features: Dense foliage for privacy, fragrant flowers, tolerates pruning
📖 Read Complete Privet Guide

Quick Plant Comparison

Feature New Guinea Impatiens Privet
Light Bright, indirect light is essential. Avoid direct sunlight, especially during the hottest part of the day, as it can scorch the leaves. Insufficient light will result in fewer flowers and leggy growth. Full sun to partial shade
Watering Every 3-5 days, depending on environmental conditions and pot size. Every 7-14 days, depending on weather and soil drainage
Humidity 40-60% 30-50%
Temperature 18-24°C 10-24°C
Care Level Moderate Expert
Growth Rate Moderate Fast
Max Height 30-60 cm (indoors) Not applicable indoors, typically 1-4 meters outdoors
Pet Safety ❌ Toxic To Pets ❌ Toxic To Pets
Soil Well-draining potting mix, such as a peat-based mix amended with perlite or vermiculite. Well-draining soil, loamy or sandy soil
Beginner Friendly With Caution ❌ No
Weekly Maintenance 10 minutes weekly 30 minutes weekly (outdoors, including pruning and watering)

🔬 Botanical Information — Comparing These Plants

New Guinea Impatiens

Scientific Name Impatiens hawkeri
Family Balsaminaceae
Native To New Guinea and the Solomon Islands
Also Known As New Guinea Impatiens, New Guinea Impatient
Leaves Oval to lance-shaped leaves, typically 5-10 cm long. The leaves can be green, bronze, or variegated with shades of yellow, cream, or pink. They have a slightly succulent texture.
Flowers Yes, they can flower indoors with sufficient light. The flowers are single or double and come in a wide range of colors, including red, pink, orange, purple, and white. They are typically 5-7 cm in diameter.

Privet

Scientific Name Ligustrum spp.
Family Oleaceae
Native To Europe, North Africa, Asia
Also Known As Privet, Common Privet, Chinese Privet, Japanese Privet, California Privet
Leaves The leaves are opposite, simple, and oval to lance-shaped. They are typically dark green and glossy, with a smooth texture. Leaf size varies depending on the species, but they are generally 2-6 cm long.
Flowers Privet produces clusters of small, white, fragrant flowers in late spring or early summer. Flowering is rare indoors. The flowers are attractive to pollinators.

📏 Size & Growth — Plant Comparison

New Guinea Impatiens

Height 30-60 cm (indoors)
Spread 30-45 cm
Growth Rate Moderate
Growth Pattern Bushy, upright growth habit. They tend to fill out their container well and can become somewhat leggy if not pruned regularly.

Privet

Height Not applicable indoors, typically 1-4 meters outdoors
Spread Not applicable indoors, typically 1-3 meters outdoors
Growth Rate Fast
Growth Pattern Privet grows as a dense, multi-stemmed shrub or small tree. It can be pruned into various shapes, including hedges, balls, and other topiary forms. It has an upright, bushy growth habit.

🌱 Propagation — Comparing Plant Growth

New Guinea Impatiens

Methods: Stem cuttings, Seed

Difficulty: Easy

Tips: Take stem cuttings about 5-7 cm long, remove the lower leaves, and place them in water or moist potting mix. Keep the cuttings in a warm, humid environment until roots develop.

Privet

Methods: Stem cuttings, Seed

Difficulty: Easy

Tips: Take semi-hardwood cuttings in late summer or early fall. Dip the cut end in rooting hormone and plant in well-draining soil. Keep the soil moist until roots develop. Seeds can be sown in the spring after stratification.

✨ Benefits & Features — Comparing Plant Value

New Guinea Impatiens

New Guinea Impatiens are known for their large, showy flowers and attractive foliage, which can be green, bronze, or variegated. They also tend to be more sun-tolerant than common Impatiens.

  • ✓ Adds vibrant color to indoor spaces.
  • ✓ Provides a long blooming period.
  • ✓ Relatively easy to propagate.
  • ✓ Can improve mood and reduce stress.
  • ✓ Offers a variety of flower colors to match decor.
  • ⚠️ Toxic to pets

Privet

Privet is known for its dense foliage and ability to be shaped into formal hedges and topiary. Its fragrant flowers attract pollinators, but its berries are toxic.

  • ✓ Provides privacy as a hedge
  • ✓ Creates a formal garden aesthetic
  • ✓ Attracts pollinators with its fragrant flowers
  • ✓ Tolerates heavy pruning for shaping
  • ✓ Offers a dense green backdrop for other plants.
  • ⚠️ Toxic to pets

📅 Maintenance Schedule — Plant Care Comparison

New Guinea Impatiens

Repotting Repot annually in spring if the plant becomes root-bound.
Pruning Pinch back stems regularly to encourage bushier growth and more blooms. Remove spent flowers to promote continuous blooming.
Fertilizing Use a balanced liquid fertilizer (10-10-10) diluted to half strength every 2-4 weeks during the growing season (spring and summer).
Seasonal Care In spring and summer, provide regular watering and fertilization to encourage blooming. In fall and winter, reduce watering and fertilization as growth slows down. Protect from frost.

Privet

Repotting Not applicable for indoor growing. Outdoor plants may need transplanting as they mature.
Pruning Prune regularly to maintain shape and size. Heavy pruning is tolerated.
Fertilizing Balanced slow-release fertilizer in spring, diluted liquid fertilizer monthly during the growing season
Seasonal Care In winter, reduce watering and protect from harsh weather. In summer, water more frequently and provide shade during the hottest part of the day. Prune in late winter or early spring.

🌞 Light Requirements

New Guinea Impatiens

Bright, indirect light is essential. Avoid direct sunlight, especially during the hottest part of the day, as it can scorch the leaves. Insufficient light will result in fewer flowers and leggy growth.

Low light tolerant: ❌ No

Privet

Full sun to partial shade

Low light tolerant: ❌ No

💧 Watering Needs

New Guinea Impatiens

Water thoroughly when the top inch of soil feels dry to the touch. Avoid overwatering, as this can lead to root rot. Allow excess water to drain away. Signs of underwatering include wilting leaves, while overwatering can cause yellowing leaves and stem rot.

Privet

Water thoroughly when the top inch of soil is dry. Avoid overwatering, which can lead to root rot. During the growing season, water more frequently. Reduce watering in the winter. Signs of underwatering include wilting and yellowing leaves. Overwatering can cause leaf drop and root rot.

🌡️ Temperature & Humidity

New Guinea Impatiens

Temperature: 18-24°C

Humidity: 40-60%

Privet

Temperature: 10-24°C

Humidity: 30-50%

🤔 Which Plant Is Right For You?

New Guinea Impatiens

New Guinea Impatiens

Impatiens hawkeri
Care: Moderate Time: 10 minutes weekly Beginner: With-caution

Gardeners who want a vibrant, flowering plant for containers or garden beds, and who can provide bright, indirect light indoors.

✅ Choose This Plant If...

  • You want a plant with vibrant, long-lasting blooms.
  • You have a location with bright, indirect light.
  • You enjoy deadheading flowers to encourage more blooms.
  • You want a plant that is relatively easy to propagate from cuttings.
  • You appreciate a wide variety of flower colors to choose from.

❌ Skip This Plant If...

  • You have pets that might ingest the plant.
  • You struggle to provide consistent moisture without overwatering.
  • You don't have a location with sufficient bright, indirect light.
📍 Ideal Location: East-facing window, bright bathroom, or under grow lights.
🎨 Style: Tropical, Cottagecore, Bohemian
🏠 Apartment Friendly: Yes
⚠️ According to the ASPCA, New Guinea Impatiens are toxic to dogs, cats, and horses. Symptoms of ingestion can include vomiting, diarrhea, and drooling. All parts of the plant are considered toxic.
Privet

Privet

Ligustrum spp.
Care: Expert Time: 30 minutes weekly (outdoors, including pruning and watering) Beginner: No

Experienced gardeners looking for a hedging plant for outdoor landscapes.

✅ Choose This Plant If...

  • You need a fast-growing hedge for privacy
  • You want a plant that tolerates heavy pruning
  • You are looking for a plant that attracts pollinators
  • You want a formal garden look
  • You need a plant that is relatively low-maintenance once established (outdoors).

❌ Skip This Plant If...

  • You have pets or small children due to its toxicity
  • You live in an area where it is considered invasive
  • You want a low-maintenance indoor plant.
📍 Ideal Location: Not applicable indoors. Best grown outdoors in a sunny or partially shaded location.
🎨 Style: Traditional, Formal, English Garden
🏠 Apartment Friendly: No
⚠️ All parts of the privet plant are toxic, especially the berries. Symptoms in pets include nausea, vomiting, diarrhea, abdominal pain, and weakness. Contact a veterinarian immediately if ingestion is suspected. Toxic to dogs, cats, and horses.

🎯 Quick Verdict

Best for Beginners Neither ideal
Pet Friendly Neither - caution
Less Maintenance Similar effort
Apartment Friendly New Guinea Impatiens

⚡ Key Differences Between These Plants

🎯

New Guinea Impatiens is rated Moderate care level, while Privet is Expert.

📈

New Guinea Impatiens has moderate growth, while Privet grows fast.

💡 Pro Tips For Comparing These Plants

New Guinea Impatiens Care Tips

New Guinea Impatiens require bright, indirect light and consistent moisture. They are susceptible to root rot if overwatered. While they can be grown indoors, providing adequate light can be challenging. Regular fertilization promotes abundant blooms. Watch for pests like aphids and spider mites.

  • Provide bright, indirect light to encourage blooming.
  • Water thoroughly when the top inch of soil is dry, but avoid overwatering.
  • Fertilize regularly during the growing season with a balanced liquid fertilizer.
  • Pinch back stems to promote bushier growth.
  • Monitor for pests like aphids and spider mites and treat promptly.
❄️ Winter: Reduce watering frequency and stop fertilizing during the winter months. Provide bright, indirect light and maintain a temperature above 15°C. Protect from drafts.
☀️ Summer: Provide consistent moisture and fertilize regularly during the summer months. Protect from direct sunlight, especially during the hottest part of the day. Increase humidity if possible.

Privet Care Tips

Privet is primarily an outdoor plant and is challenging to grow indoors due to its high light requirements and need for seasonal dormancy. It requires regular pruning to maintain its shape and can be invasive in some regions. Indoor cultivation is not recommended.

  • Prune regularly to maintain desired shape and size.
  • Water deeply but infrequently, allowing the soil to dry out slightly between waterings.
  • Fertilize in spring with a balanced slow-release fertilizer.
  • Monitor for pests and diseases and treat promptly.
  • Provide adequate sunlight for optimal growth.
❄️ Winter: Reduce watering in the winter. Protect from harsh winds and heavy snow. Prune lightly to remove any dead or damaged branches.
☀️ Summer: Water more frequently during hot, dry weather. Provide shade during the hottest part of the day. Monitor for pests and diseases.

⚠️ Common Problems & Solutions — Plant Care Comparison

New Guinea Impatiens

Common Issues: Root rot, Aphids, Spider mites, Leaf drop
Solutions: Root rot: Ensure well-draining soil and avoid overwatering. Remove affected roots and repot in fresh soil.|Aphids: Spray with insecticidal soap or neem oil.|Spider mites: Increase humidity and spray with insecticidal soap or miticide.|Leaf drop: Check for underwatering, overwatering, or temperature stress.

Privet

Common Issues: Leaf spot, Aphids, Scale, Root rot
Solutions: Leaf spot: Remove affected leaves and apply a fungicide. Aphids: Spray with insecticidal soap. Scale: Scrape off or treat with horticultural oil. Root rot: Improve drainage and reduce watering.

❓ Frequently Asked Questions — Comparing These Plants

New Guinea Impatiens

What are the light requirements for New Guinea Impatiens?

New Guinea Impatiens prefer bright, indirect light. They thrive in partial shade, making them ideal for locations that receive morning sun and afternoon shade, or dappled sunlight throughout the day. Direct sunlight can scorch their leaves and fade their flowers, so avoid placing them in areas with intense, prolonged sun exposure.

How do I care for New Guinea Impatiens?

New Guinea Impatiens thrive in partial shade with consistent moisture. Water thoroughly when the top inch of soil feels dry, ensuring good drainage to prevent root rot. Fertilize regularly during the growing season (spring to fall) with a balanced, water-soluble fertilizer, or one formulated for blooming plants, diluted to half strength, every 2-4 weeks to encourage abundant blooms. Maintain a humid environment by misting the plant regularly or placing it near a humidifier.

How do I propagate New Guinea Impatiens?

New Guinea Impatiens are easily propagated through stem cuttings. Take a 4-6 inch cutting from a healthy stem, removing the lower leaves. Dip the cut end in rooting hormone and plant it in a well-draining potting mix. Keep the soil moist and provide bright, indirect light. Roots should develop within a few weeks. Division is possible when repotting larger plants, carefully separating the root ball. Keiki propagation is not applicable to New Guinea Impatiens.

Privet

What are the light requirements for Privet?

Privet prefers bright, indirect light when grown indoors. An east-facing window that provides gentle morning sun is ideal. Avoid harsh, direct sunlight, especially during the hottest part of the day, as this can scorch the leaves. If you don’t have access to a bright window, supplement with a grow light to ensure sufficient light exposure. Rotate the plant regularly to promote even growth on all sides. Insufficient light can lead to leggy growth and reduced foliage density. Consider using a sheer curtain to diffuse strong sunlight if necessary.

How do I care for Privet?

Privet thrives indoors with bright, indirect light, though it can tolerate some direct morning sun. Water thoroughly when the top inch of soil feels dry, ensuring good drainage to prevent root rot. Use a well-draining potting mix formulated for trees. Maintain moderate humidity levels, especially during dry winter months, by misting regularly or using a humidifier. Fertilize monthly during the growing season (spring and summer) with a balanced liquid fertilizer diluted to half strength. Prune regularly to maintain desired shape and size, removing any dead or yellowing leaves. Repot every 2-3 years, or when the plant becomes root-bound, into a slightly larger pot. Protect from drafts and sudden temperature changes. Monitor for pests such as spider mites or aphids and treat promptly with insecticidal soap.

How do I propagate Privet?

Privet can be propagated through stem cuttings or air layering. For 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 cutting in a well-draining potting mix and keep it moist. Cover with a plastic bag to maintain humidity. Roots should develop in 4-6 weeks. For air layering, make a shallow cut in a stem, wrap it with moist sphagnum moss, and cover with plastic wrap. Secure the plastic wrap with tape. Once roots appear, cut the stem below the rooted area and pot it up. Provide consistent moisture and humidity during the propagation process.

Last updated: May 10, 2026 — Plant care data reviewed and verified by our editorial team.