Hardy Kiwi vs Queen of the Night Plant Comparison
Compare these two plants side by side — care needs, key differences, and which is right for your home.
Hardy Kiwi
Actinidia arguta
Hardy kiwi is a vigorous, deciduous, twining vine that can grow up to 40 feet long. It is primarily an outdoor plant, grown for its edible, grape-sized fruits that resemble miniature kiwis. The vine features attractive foliage and can be used to cover arbors, fences, or walls. While it can be grown in containers, it requires significant space and support for its extensive growth. Indoor cultivation is challenging due to its high light and chilling requirements.
Queen of the Night
Selenicereus grandiflorus
Selenicereus grandiflorus, commonly known as Queen of the Night, is an epiphytic or lithophytic cactus characterized by its long, sprawling, and often climbing stems. These stems are typically green to grayish-green, ribbed, and adorned with small spines. It is primarily grown for its spectacular, large, fragrant, white flowers that bloom only at night and wither by dawn. The plant is naturally an outdoor plant, thriving in tropical and subtropical climates. While it can be grown indoors, providing the right conditions for flowering can be challenging.
Quick Plant Comparison
| Feature | Hardy Kiwi | Queen of the Night |
|---|---|---|
| Light | Full sun (at least 6-8 hours of direct sunlight daily) | Bright, indirect light to full sun. Requires several hours of direct sunlight for optimal growth and flowering. |
| Watering | 2-3 times per week during the growing season, less frequently during dormancy | Every 2-3 weeks during growing season, less in winter |
| Humidity | 40-60% | 40-60% |
| Temperature | 10-24°C | 18-27°C |
| Care Level | Expert | Expert |
| Growth Rate | Fast | Moderate |
| Max Height | Not applicable indoors, typically 12-18 meters outdoors | Indoors: 1-3 meters (can be trained to grow on supports) |
| Pet Safety | ✅ Safe | ❌ Toxic To Pets |
| Soil | Well-draining, fertile soil with a slightly acidic to neutral pH (6.0-7.0) | Well-draining cactus or succulent mix |
| Beginner Friendly | ❌ No | ❌ No |
| Weekly Maintenance | 30-60 minutes weekly during the growing season, primarily for pruning and training. | 30 minutes weekly |
🔬 Botanical Information — Comparing These Plants
Hardy Kiwi
| Scientific Name | Actinidia arguta |
|---|---|
| Family | Actinidiaceae |
| Native To | Native to Japan, Korea, Northern China, and the Russian Far East |
| Also Known As | Hardy Kiwi, Kiwi Berry, Tara Vine, Dessert Kiwi |
| Leaves | The leaves are oval to oblong in shape, typically 3-5 inches long, with serrated edges. They are a vibrant green color and have a slightly leathery texture. |
| Flowers | Hardy kiwi produces small, fragrant, white flowers in late spring or early summer. Flowering is necessary for fruit production, but indoor flowering is unlikely. |
Queen of the Night
| Scientific Name | Selenicereus grandiflorus |
|---|---|
| Family | Cactaceae |
| Native To | Native to the West Indies, Mexico, and Central America |
| Also Known As | Queen of the Night, Night-blooming Cereus, Large-flowered Cactus, Sweet-scented Cactus |
| Leaves | This plant does not have true leaves. Instead, it has long, green to grayish-green stems that are ribbed and have small spines along the ribs. These stems function similarly to leaves in photosynthesis. |
| Flowers | The Queen of the Night can flower indoors, but it is more challenging than outdoors. The flowers are large, white, and highly fragrant, typically 20-30 cm in diameter. They bloom only at night and wither by dawn. |
📏 Size & Growth — Plant Comparison
Hardy Kiwi
Queen of the Night
🌱 Propagation — Comparing Plant Growth
Hardy Kiwi
Methods: Stem cuttings, layering, seed
Difficulty: Moderate
Tips: Take semi-hardwood cuttings in summer or hardwood cuttings in winter. Rooting hormone can improve success. Layering is also a reliable method.
Queen of the Night
Methods: Stem cuttings, Seed
Difficulty: Moderate
Tips: Allow stem cuttings to callous over for a few days before planting in well-draining soil. Keep the soil lightly moist until roots develop.
✨ Benefits & Features — Comparing Plant Value
Hardy Kiwi
Hardy kiwi produces small, smooth-skinned fruits that can be eaten whole, unlike the fuzzy skin of regular kiwis. It is also more cold-hardy than regular kiwi, making it suitable for growing in colder climates.
- ✓ Provides fresh, homegrown fruit.
- ✓ Adds visual interest to the landscape.
- ✓ Can provide shade and privacy when grown on a structure.
- ✓ Fruits are rich in Vitamin C and antioxidants.
- ✓ Offers a rewarding gardening experience.
- 🐾 Pet Safe
Queen of the Night
The Queen of the Night is unique due to its nocturnal blooming habit and the short lifespan of its flowers. The large, fragrant, white flowers only open for one night, making it a rare and special sight. The plant's epiphytic nature also distinguishes it from typical cacti.
- ✓ Unique and dramatic aesthetic appeal
- ✓ Fragrant flowers that bloom at night
- ✓ Can be a conversation starter due to its unusual blooming habit
- ✓ Provides a sense of accomplishment when successfully grown
- ✓ Offers a connection to nature, even indoors
- ⚠️ Toxic to pets
📅 Maintenance Schedule — Plant Care Comparison
Hardy Kiwi
Queen of the Night
🌞 Light Requirements
Hardy Kiwi
Full sun (at least 6-8 hours of direct sunlight daily)
Low light tolerant: ❌ No
Queen of the Night
Bright, indirect light to full sun. Requires several hours of direct sunlight for optimal growth and flowering.
Low light tolerant: ❌ No
💧 Watering Needs
Hardy Kiwi
Water deeply and regularly, especially during dry periods. Established plants are relatively drought-tolerant, but consistent moisture promotes better fruit production. Avoid overwatering, which can lead to root rot. Check soil moisture before watering.
Queen of the Night
Water thoroughly when the soil is dry to the touch, allowing excess water to drain away. Reduce watering frequency during the dormant winter months. Overwatering can lead to root rot, indicated by soft, mushy stems. Underwatering results in shriveled stems.
🌡️ Temperature & Humidity
Hardy Kiwi
Temperature: 10-24°C
Humidity: 40-60%
Queen of the Night
Temperature: 18-27°C
Humidity: 40-60%
🤔 Which Plant Is Right For You?
Hardy Kiwi
Actinidia argutaExperienced gardeners with outdoor space who want to grow their own fruit.
✅ Choose This Plant If...
- You have a large outdoor space to accommodate its vigorous growth.
- You want to grow your own delicious and nutritious kiwi berries.
- You are looking for a vine to cover an arbor, fence, or wall.
- You live in a climate with sufficient chilling hours for fruit production.
- You are an experienced gardener willing to provide the necessary care.
❌ Skip This Plant If...
- You have limited space, especially indoors.
- You cannot provide full sun exposure.
- You live in a climate that is too warm for adequate chilling hours.
- You are a beginner gardener.
- You are not prepared for the extensive pruning required.
Queen of the Night
Selenicereus grandiflorusExperienced plant enthusiasts who can provide the specific environmental conditions required for this plant to thrive and potentially bloom.
✅ Choose This Plant If...
- You are an experienced gardener looking for a challenge.
- You have a very bright, sunny location indoors or a suitable outdoor space.
- You are fascinated by night-blooming plants.
- You are willing to provide a cool, dry winter rest to encourage flowering.
- You appreciate fragrant flowers, even if they are short-lived.
❌ Skip This Plant If...
- You are a beginner gardener.
- You have pets that might ingest the plant.
- You do not have a location with sufficient sunlight.
- You are looking for a plant that blooms frequently and for extended periods.
- You are not able to provide a cool, dry winter rest.
🎯 Quick Verdict
⚡ Key Differences Between These Plants
Hardy Kiwi has fast growth, while Queen of the Night grows moderate.
💡 Pro Tips For Comparing These Plants
Hardy Kiwi Care Tips
Hardy kiwi is primarily an outdoor plant requiring full sun, ample space, and a support structure. Indoor cultivation is extremely challenging due to the plant's need for a dormant chilling period and intense sunlight. Container growing outdoors is possible but requires frequent pruning and attention to watering and fertilization.
- Provide a strong support structure for the vine to climb.
- Ensure adequate chilling hours for fruit production by selecting a suitable variety for your climate.
- Prune regularly to manage growth and promote fruit production.
- Fertilize regularly during the growing season.
- Protect young plants from frost damage.
Queen of the Night Care Tips
Queen of the Night is challenging to grow indoors due to its high light requirements and need for a distinct dry period in winter to encourage flowering. It requires careful attention to watering and humidity. Flowering indoors is rare without very specific conditions.
- Provide a trellis or support structure for the stems to climb.
- Ensure excellent drainage to prevent root rot.
- Mimic the plant's natural environment with a distinct wet/dry cycle.
- Provide a cool, dry rest period in winter to encourage flowering.
- Protect from extreme temperatures and drafts.
⚠️ Common Problems & Solutions — Plant Care Comparison
Hardy Kiwi
Queen of the Night
❓ Frequently Asked Questions — Comparing These Plants
Hardy Kiwi
What are the light requirements for Hardy Kiwi?
Hardy Kiwi requires at least 6-8 hours of direct sunlight per day for optimal growth and fruit production. While it can tolerate partial shade, insufficient sunlight can lead to reduced fruit yield and weaker vine growth. Choose a planting location that receives full sun, especially during the morning and early afternoon hours. If growing indoors (though not ideal for mature plants), place near a south-facing window. Rotate potted plants regularly to ensure even light exposure. Insufficient light can result in leggy growth and poor fruit development. Young plants benefit from some afternoon shade to prevent leaf scorch, especially in hot climates.
How do I care for Hardy Kiwi?
Hardy Kiwi thrives in well-drained soil and full to partial sunlight. Plant in a location with a sturdy support structure like a trellis or fence, as the vines can become quite heavy. 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 fruit production. Prune annually in late winter or early spring to remove dead or overcrowded growth and to encourage fruit production on new wood. Protect young plants from frost during their first few winters. Monitor for pests and diseases, and treat promptly if necessary. Provide adequate spacing between plants to allow for proper air circulation. Regular training of the vines onto the support structure is important.
How do I propagate Hardy Kiwi?
Hardy Kiwi can be propagated through stem cuttings or layering. For stem cuttings, take 6-8 inch cuttings from healthy, mature vines in late winter or early spring. 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. Roots should develop in 4-6 weeks. For layering, bend a low-growing vine to the ground and bury a section of the stem in soil. Secure the stem with a rock or landscape pin. Keep the soil moist. Roots should develop in several weeks. Once rooted, sever the layered stem from the parent plant and transplant it to a new location. Both methods require patience and a controlled environment.
Queen of the Night
What are the light requirements for Queen of the Night?
Queen of the Night cacti thrive in bright, indirect light. Direct sunlight can scorch the stems, especially during the hottest part of the day. An east-facing window is ideal, providing morning sun, while a west-facing window with some shading can also work. If grown indoors, supplement with grow lights if natural light is insufficient.
How do I care for Queen of the Night?
Queen of the Night cacti require bright, indirect light, well-draining soil, and careful watering. Water thoroughly when the top inch of soil is dry during the growing season (spring and summer), but reduce watering significantly during the dormant period (fall and winter). Avoid overwatering, as this can lead to root rot.
How do I propagate Queen of the Night?
Queen of the Night can be propagated through offsets, seeds, or grafting. Offsets, which are small plantlets that grow from the base of the plant, can be carefully removed and potted in well-draining cactus mix. Allow the cut end to callous over for a few days before planting.
Last updated: April 28, 2026 — Plant care data reviewed and verified by our editorial team.