Gaura vs Natal Plum Plant Comparison

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

Gaura

Gaura

Oenothera lindheimeri (formerly Gaura lindheimeri)

VS
Natal Plum

Natal Plum

Carissa macrocarpa

Gaura

Gaura

Oenothera lindheimeri (formerly Gaura lindheimeri)

Oenothera lindheimeri, commonly known as Gaura, is a perennial flowering plant prized for its airy, delicate appearance. It features slender stems that can reach up to 5 feet tall, adorned with lance-shaped leaves. The plant produces numerous small, star-like flowers that bloom from spring through fall. The flowers are typically white or pink, often fading to a deeper rose color as they mature. Gaura is primarily an outdoor plant, valued for its long bloom time, drought tolerance, and ability to attract pollinators. It is grown in gardens and landscapes for its graceful form and continuous display of flowers.

Onagraceae Southern United States (Louisiana, Texas)
✨ Features: Drought tolerance, attracts pollinators (bees and butterflies), long bloom time
📖 Read Complete Gaura Guide
Natal Plum

Natal Plum

Carissa macrocarpa

Carissa macrocarpa, or Natal Plum, is a dense, evergreen shrub or small tree known for its glossy, dark green leaves and fragrant, star-shaped white flowers. It produces edible, plum-like red fruits that are rich in vitamin C. While it can be grown in containers, it's primarily an outdoor plant, thriving in warm climates. People grow it for its ornamental value, edible fruit, and use as a security hedge due to its thorny branches. It's not ideally suited as an indoor plant due to high light requirements and potential size.

Apocynaceae South Africa
✨ Features: Edible fruit (when ripe), fragrant flowers, thorny branches provide a natural barrier.
📖 Read Complete Natal Plum Guide

Quick Plant Comparison

Feature Gaura Natal Plum
Light Full sun (at least 6 hours of direct sunlight per day) Full sun to partial shade. Requires at least 6 hours of direct sunlight daily to thrive and produce fruit.
Watering Every 1-2 weeks, depending on weather and soil conditions Every 7-14 days, depending on environmental conditions and pot size.
Humidity 30-50% 40-60%
Temperature 15-30°C 18-27°C
Care Level Expert Expert
Growth Rate Moderate Moderate
Max Height N/A (Primarily an outdoor plant, indoor growth is unlikely) Indoors: Rarely exceeds 1-2 meters. Outdoors: Up to 4 meters.
Pet Safety ✅ Safe ❌ Toxic To Pets
Soil Well-draining soil, such as a sandy loam or a mix of potting soil and perlite Well-draining soil mix, such as a combination of potting soil, perlite, and sand.
Beginner Friendly ❌ No ❌ No
Weekly Maintenance 5-10 minutes weekly (deadheading, watering) 30 minutes weekly (including watering, pruning, and pest control)

🔬 Botanical Information — Comparing These Plants

Gaura

Scientific Name Oenothera lindheimeri (formerly Gaura lindheimeri)
Family Onagraceae
Native To Southern United States (Louisiana, Texas)
Also Known As Gaura, Lindheimer's Beeblossom, White Gaura, Pink Gaura
Leaves The leaves of Gaura are lance-shaped, narrow, and typically 2-4 inches long. They are usually green, but some varieties may have reddish or bronze hues. The leaves are arranged alternately along the stems.
Flowers Gaura rarely flowers indoors due to insufficient light. Outdoors, it produces numerous small, star-like flowers that bloom from spring through fall. The flowers are typically white or pink, often fading to a deeper rose color as they mature. They are arranged in loose, airy panicles.

Natal Plum

Scientific Name Carissa macrocarpa
Family Apocynaceae
Native To South Africa
Also Known As Natal Plum, Large Num-Num
Leaves The leaves are glossy, dark green, and oval-shaped, measuring 2-5 cm in length. They are arranged oppositely on the stems and have a leathery texture.
Flowers Natal Plum produces fragrant, star-shaped white flowers in spring and summer. While it can flower indoors with sufficient light, fruit production is less common.

📏 Size & Growth — Plant Comparison

Gaura

Height N/A (Primarily an outdoor plant, indoor growth is unlikely)
Spread N/A (Primarily an outdoor plant, indoor growth is unlikely)
Growth Rate Moderate
Growth Pattern Gaura grows in an upright, bushy habit with slender, arching stems that create a graceful, airy appearance. It can spread moderately through self-seeding, but is not considered aggressively invasive.

Natal Plum

Height Indoors: Rarely exceeds 1-2 meters. Outdoors: Up to 4 meters.
Spread Indoors: 1-1.5 meters. Outdoors: Up to 3 meters.
Growth Rate Moderate
Growth Pattern Natal Plum grows as a dense, multi-stemmed shrub or small tree. It can be pruned into a hedge or allowed to grow naturally. Its growth is relatively upright but can spread with age.

🌱 Propagation — Comparing Plant Growth

Gaura

Methods: Seed, Stem cuttings, Division

Difficulty: Easy

Tips: For stem cuttings, take 4-6 inch cuttings in spring or summer and root them in well-draining soil. Seeds can be sown directly in the garden in spring or fall. Division can be done in early spring or fall.

Natal Plum

Methods: Stem cuttings, Seed

Difficulty: Moderate

Tips: Take semi-hardwood cuttings in spring or summer. Dip the cut end in rooting hormone and plant in a well-draining potting mix. Keep the soil moist and provide warmth and humidity.

✨ Benefits & Features — Comparing Plant Value

Gaura

Gaura's airy, delicate appearance and long bloom time make it a unique and attractive addition to any garden. Its drought tolerance and ability to attract pollinators are also notable characteristics.

  • ✓ Attracts pollinators
  • ✓ Drought tolerant
  • ✓ Long blooming season
  • ✓ Low maintenance
  • ✓ Adds a delicate, airy aesthetic to the garden
  • 🐾 Pet Safe

Natal Plum

The Natal Plum is unique for its combination of fragrant flowers, edible fruit, and thorny branches. Its drought tolerance makes it a suitable choice for xeriscaping.

  • ✓ Provides edible fruit rich in Vitamin C
  • ✓ Offers fragrant flowers that attract pollinators
  • ✓ Acts as a natural security barrier due to its thorns
  • ✓ Adds an ornamental touch to gardens with its glossy foliage
  • ✓ Can be used in traditional medicine (with caution and expert knowledge)
  • ⚠️ Toxic to pets

📅 Maintenance Schedule — Plant Care Comparison

Gaura

Repotting N/A (Primarily an outdoor plant)
Pruning Deadhead spent flowers regularly to encourage continuous blooming. Cut back stems in late fall or early spring to promote bushier growth.
Fertilizing Balanced liquid fertilizer (10-10-10) diluted to half strength, applied every 4-6 weeks during the growing season (spring and summer)
Seasonal Care In winter, cut back the stems to a few inches above the ground. In spring, fertilize to encourage new growth. In summer, deadhead spent flowers to prolong blooming. In fall, divide plants if needed.

Natal Plum

Repotting Repot every 2-3 years, or when the plant becomes root-bound.
Pruning Prune regularly to maintain shape and size, and to remove dead or damaged branches. Prune after flowering to encourage new growth.
Fertilizing Balanced liquid fertilizer (10-10-10) diluted to half strength, every 2-3 months during the growing season (spring and summer).
Seasonal Care In winter, reduce watering and protect from frost if grown in containers. In summer, ensure adequate sunlight and water during hot periods.

🌞 Light Requirements

Gaura

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

Low light tolerant: ❌ No

Natal Plum

Full sun to partial shade. Requires at least 6 hours of direct sunlight daily to thrive and produce fruit.

Low light tolerant: ❌ No

💧 Watering Needs

Gaura

Water deeply when the top inch of soil feels dry. Avoid overwatering, as it can lead to root rot. Gaura is drought-tolerant once established. Signs of underwatering include wilting and dry, crispy leaves. Overwatering can cause yellowing leaves and stem rot.

Natal Plum

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

🌡️ Temperature & Humidity

Gaura

Temperature: 15-30°C

Humidity: 30-50%

Natal Plum

Temperature: 18-27°C

Humidity: 40-60%

🤔 Which Plant Is Right For You?

Gaura

Gaura

Oenothera lindheimeri (formerly Gaura lindheimeri)
Care: Expert Time: 5-10 minutes weekly (deadheading, watering) Beginner: No

Gardeners looking for a low-maintenance, drought-tolerant perennial with a long bloom time to attract pollinators.

✅ Choose This Plant If...

  • You want a drought-tolerant plant for a sunny garden location.
  • You want to attract bees and butterflies to your garden.
  • You want a plant with a long blooming season.
  • You want a low-maintenance perennial.
  • You appreciate a delicate, airy aesthetic in your garden.

❌ Skip This Plant If...

  • You don't have a location with full sun.
  • You are looking for an indoor plant.
  • You live in a very cold climate where it may not survive the winter.
📍 Ideal Location: Outdoor garden or landscape with full sun exposure
🎨 Style: Cottage, Naturalistic, Prairie
🏠 Apartment Friendly: No
⚠️ According to the ASPCA, Gaura (Oenothera) is not listed as toxic to dogs, cats, or horses.
Natal Plum

Natal Plum

Carissa macrocarpa
Care: Expert Time: 30 minutes weekly (including watering, pruning, and pest control) Beginner: No

Experienced gardeners in warm climates who want an ornamental shrub with edible fruit, and who can ensure it is kept away from pets.

✅ Choose This Plant If...

  • You live in a warm climate with plenty of sunshine.
  • You want an ornamental shrub with fragrant flowers and edible fruit.
  • You need a natural barrier or security hedge.
  • You are an experienced gardener looking for a new challenge.
  • You are willing to provide the specific care this plant needs.

❌ Skip This Plant If...

  • You have pets or small children due to the plant's toxicity.
  • You live in a cold climate with limited sunlight.
  • You are a beginner gardener.
  • You don't have space for a large shrub.
  • You are looking for a low-maintenance indoor plant.
📍 Ideal Location: Outdoors in a sunny location. If attempting indoors, a south-facing window with supplemental lighting is necessary.
🎨 Style: Mediterranean, Coastal, Tropical
🏠 Apartment Friendly: No
⚠️ All parts of the plant except the ripe fruit are considered toxic. Contains cardiac glycosides. Symptoms in pets include vomiting, diarrhea, weakness, and potentially more severe cardiac issues. Toxic to dogs, cats, and horses.

🎯 Quick Verdict

Best for Beginners Neither ideal
Pet Friendly Gaura ✓
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

Gaura Care Tips

Gaura is primarily an outdoor plant and is very difficult to grow indoors due to its high light requirements. It needs full sun and well-draining soil. Indoor attempts will likely result in leggy growth and poor flowering. It is best suited for outdoor gardens and landscapes.

  • Plant in well-draining soil to prevent root rot.
  • Deadhead spent flowers regularly to encourage more blooms.
  • Provide full sun for optimal flowering.
  • Water deeply but infrequently, allowing the soil to dry out between waterings.
  • Cut back stems in late fall or early spring to promote bushier growth.
❄️ Winter: In colder climates, cut back the stems to a few inches above the ground after the first frost. Mulch around the base of the plant to protect the roots from freezing temperatures. Gaura may die back to the ground in very cold winters but will typically re-emerge in the spring.
☀️ Summer: Water more frequently during hot, dry periods. Deadhead spent flowers regularly to encourage continuous blooming. Provide support if the stems become too heavy with flowers.

Natal Plum Care Tips

Natal Plum is primarily an outdoor plant and requires significant sunlight to thrive. Growing it indoors is challenging due to its high light needs and potential size. It needs well-draining soil, moderate watering, and occasional fertilization. Toxicity to pets is a major concern.

  • Provide at least 6 hours of direct sunlight daily for optimal growth and fruit production.
  • Water deeply but infrequently, allowing the soil to dry slightly between waterings.
  • Fertilize regularly during the growing season with a balanced fertilizer.
  • Prune regularly to maintain shape and encourage new growth.
  • Protect from frost in colder climates.
❄️ Winter: Reduce watering frequency during winter. Protect from frost if grown in containers by moving indoors or providing insulation. Avoid fertilizing during dormancy.
☀️ Summer: Ensure adequate watering during hot summer months. Provide afternoon shade in extremely hot climates to prevent leaf scorch. Fertilize regularly to support growth and fruit production.

⚠️ Common Problems & Solutions — Plant Care Comparison

Gaura

Common Issues: Root rot, Powdery mildew, Aphids
Solutions: Root rot: Ensure well-draining soil and avoid overwatering. Powdery mildew: Improve air circulation and apply a fungicide if necessary. Aphids: Spray with insecticidal soap or neem oil.

Natal Plum

Common Issues: Scale insects, mealybugs, root rot, lack of fruit production indoors.
Solutions: Scale/Mealybugs: Treat with insecticidal soap or neem oil. Root rot: Improve drainage and reduce watering frequency. Lack of fruit: Ensure adequate sunlight and pollination.

❓ Frequently Asked Questions — Comparing These Plants

Gaura

What are the light requirements for Gaura?

Gaura thrives in full sun, requiring at least 6 hours of direct sunlight daily. This ample sunlight exposure promotes abundant flowering and strong, healthy growth. Inadequate light can result in leggy, weak stems and reduced bloom production. When planting Gaura, choose a location that receives maximum sunlight throughout the day. If growing Gaura in containers, position them in a sunny spot, such as a south-facing patio or balcony. In partially shaded areas, Gaura may still survive, but the flowering will be less prolific, and the plant may become more susceptible to diseases. If you live in a region with intense summer heat, providing some afternoon shade can help prevent scorching of the foliage. Observe your Gaura plants regularly and adjust their location as needed to ensure they receive the optimal amount of sunlight.

How do I care for Gaura?

Gaura plants are relatively easy to care for, making them a popular choice for gardeners of all levels. Provide them with full sun exposure (at least 6 hours daily) for optimal flowering. Well-draining soil is crucial to prevent root rot. Water deeply but infrequently, allowing the soil to dry out slightly between waterings. Fertilize sparingly, using a balanced fertilizer in spring and summer to encourage blooming. Prune regularly to maintain shape and promote bushier growth. Deadhead spent flowers to prolong the blooming season. Gaura is relatively drought-tolerant once established. Protect from excessive winter moisture in colder climates. In containers, ensure adequate drainage and use a well-draining potting mix. Gaura can tolerate a wide range of soil types, including sandy and clay soils, as long as drainage is good. Over-fertilizing can lead to leggy growth and reduced flowering. Monitor for pests such as aphids and whiteflies, and treat promptly if necessary.

How do I propagate Gaura?

Gaura can be propagated through division, stem cuttings, or seeds. For division, carefully dig up the plant in early spring or fall and separate the root ball into smaller sections, ensuring each section has healthy roots and foliage. Replant the divisions in well-draining soil. For stem cuttings, take 4-6 inch cuttings from healthy stems in spring or 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 until they root. Seeds can be sown directly into the garden in spring or fall. Alternatively, start seeds indoors 6-8 weeks before the last frost. Keep the soil moist and provide adequate light. Germination typically occurs within 2-3 weeks. Ensure proper spacing between plants to allow for adequate air circulation.

Natal Plum

What are the light requirements for Natal Plum?

Natal Plum requires ample sunlight to flourish and produce its characteristic blooms and fruits. Ideally, it should receive at least 6 hours of direct sunlight per day. In regions with intense sunlight, particularly during the hottest part of the day, providing some afternoon shade can prevent leaf scorch.

How do I care for Natal Plum?

Natal Plum thrives in full sun to partial shade. Ensure at least 6 hours of sunlight daily for optimal flowering and fruit production. Water thoroughly when the top inch of soil feels dry, allowing excess water to drain. Avoid overwatering, which can lead to root rot. Maintain moderate humidity, especially indoors.

How do I propagate Natal Plum?

Natal Plum can be propagated through stem cuttings. Take 4-6 inch stem cuttings from healthy, non-flowering shoots in spring or summer. Remove the lower leaves and dip the cut end in rooting hormone. Plant the cuttings in a well-draining potting mix. Keep the soil moist and provide bright, indirect light. Rooting typically occurs within 4-8 weeks.

Last updated: May 15, 2026 — Plant care data reviewed and verified by our editorial team.