Globe Amaranth vs Ivy Geranium Plant Comparison

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

Globe Amaranth

Globe Amaranth

Gomphrena globosa

VS
Ivy Geranium

Ivy Geranium

Pelargonium peltatum

Globe Amaranth

Globe Amaranth

Gomphrena globosa

Globe Amaranth is an annual flowering plant known for its globe-shaped flower heads that come in various colors, including purple, pink, red, orange, and white. Typically grown outdoors, it reaches a height of 1-2 feet. The plant has an upright growth habit with oval-shaped leaves. People grow it for its long-lasting blooms, which are excellent for fresh and dried flower arrangements. It thrives in warm weather and full sun, making it a popular choice for summer gardens. While technically possible to grow indoors, it requires very bright light and consistent care to mimic its natural outdoor environment.

Amaranthaceae Central America (Panama, Guatemala)
✨ Features: Excellent for cut flowers and dried flower arrangements.
📖 Read Complete Globe Amaranth Guide
Ivy Geranium

Ivy Geranium

Pelargonium peltatum

Pelargonium peltatum, commonly known as Ivy Geranium, is a trailing or cascading perennial plant prized for its glossy, ivy-shaped leaves and vibrant flowers. Native to South Africa, it's a popular choice for hanging baskets, window boxes, and containers. The plant features succulent stems and leaves, allowing it to tolerate drier conditions. While primarily an outdoor plant, it can be grown indoors with sufficient light and proper care. People cultivate it for its ornamental value, adding color and texture to gardens and balconies. It is not naturally an indoor plant and requires specific conditions to thrive inside.

Geraniaceae South Africa
✨ Features: Trailing growth habit, vibrant flower colors.
📖 Read Complete Ivy Geranium Guide

Quick Plant Comparison

Feature Globe Amaranth Ivy Geranium
Light Full sun (at least 6-8 hours of direct sunlight daily) Full sun to partial shade. Requires at least 6 hours of direct sunlight daily for optimal flowering.
Watering Every 2-3 days outdoors during hot weather; less frequently indoors (every 5-7 days) depending on light and temperature. Every 5-7 days during the growing season, less frequently in winter.
Humidity 40-60% 40-60%
Temperature 21-27°C 18-24°C
Care Level Expert Expert
Growth Rate Moderate Moderate
Max Height 0.3-0.6 meters (indoors, typically smaller) 0.3-0.6 meters (indoors)
Pet Safety ✅ Safe ❌ Toxic To Pets
Soil Well-draining soil mix, such as a blend of potting soil, perlite, and sand. Well-draining potting mix, such as a blend of peat moss, perlite, and vermiculite.
Beginner Friendly ❌ No ❌ No
Weekly Maintenance 15 minutes weekly 30 minutes weekly

🔬 Botanical Information — Comparing These Plants

Globe Amaranth

Scientific Name Gomphrena globosa
Family Amaranthaceae
Native To Central America (Panama, Guatemala)
Also Known As Globe Amaranth, Bachelor Button
Leaves Oval to lance-shaped leaves, typically 2-4 inches long. They are usually green but can have a slightly reddish tinge. The leaves have a slightly rough texture.
Flowers Flowers profusely outdoors in summer and fall. The flower heads are globe-shaped and come in various colors, including purple, pink, red, orange, and white. Indoor flowering is rare and requires ideal conditions.

Ivy Geranium

Scientific Name Pelargonium peltatum
Family Geraniaceae
Native To South Africa
Also Known As Ivy Geranium, Hanging Geranium, Cascade Geranium
Leaves Glossy, ivy-shaped leaves with a slightly succulent texture. Typically medium green in color, but some varieties may have variegated foliage. Leaves are generally 2-5 cm in diameter.
Flowers Ivy Geraniums can flower indoors with sufficient light, but flowering may be less prolific than outdoors. Flowers are typically single or double, and come in a range of colors including red, pink, white, and purple. They are arranged in clusters.

📏 Size & Growth — Plant Comparison

Globe Amaranth

Height 0.3-0.6 meters (indoors, typically smaller)
Spread 0.2-0.3 meters
Growth Rate Moderate
Growth Pattern Upright, bushy growth habit, typically reaching 1-2 feet in height. It produces numerous stems with oval-shaped leaves and globe-shaped flower heads at the tips of the stems.

Ivy Geranium

Height 0.3-0.6 meters (indoors)
Spread 0.6-1.2 meters (indoors)
Growth Rate Moderate
Growth Pattern Trailing or cascading growth habit, making it ideal for hanging baskets and containers. Stems can reach lengths of up to 1.2 meters.

🌱 Propagation — Comparing Plant Growth

Globe Amaranth

Methods: Seed

Difficulty: Easy

Tips: Sow seeds indoors 6-8 weeks before the last expected frost or directly outdoors after the danger of frost has passed. Keep the soil consistently moist until germination.

Ivy Geranium

Methods: Stem cuttings

Difficulty: Easy

Tips: Take 4-6 inch stem cuttings from healthy plants. Remove the lower leaves and dip the cut end in rooting hormone. Plant the cutting in moist potting mix and keep it in a warm, bright location until roots develop.

✨ Benefits & Features — Comparing Plant Value

Globe Amaranth

Globe Amaranth's unique globe-shaped flowers retain their color and shape even when dried, making them ideal for crafts and dried flower arrangements. Unlike many annuals, it continues to bloom profusely throughout the summer with regular deadheading.

  • ✓ Provides vibrant color to gardens and floral arrangements.
  • ✓ Attracts pollinators like butterflies and bees.
  • ✓ Flowers are excellent for drying and crafting.
  • ✓ Relatively low-maintenance once established outdoors.
  • ✓ Can be grown in containers for smaller spaces.
  • 🐾 Pet Safe

Ivy Geranium

Ivy Geraniums are known for their trailing growth habit and ivy-shaped leaves, which distinguish them from other geranium varieties. Their vibrant flowers come in a range of colors, adding a splash of color to any space.

  • ✓ Adds vibrant color to indoor spaces.
  • ✓ Can improve mood with its cheerful flowers.
  • ✓ Offers a touch of nature indoors.
  • ✓ Can be propagated easily from cuttings.
  • ✓ Provides a sense of accomplishment for experienced gardeners.
  • ⚠️ Toxic to pets

📅 Maintenance Schedule — Plant Care Comparison

Globe Amaranth

Repotting Not applicable as it's an annual plant.
Pruning Deadhead spent flowers to encourage continuous blooming.
Fertilizing Balanced liquid fertilizer (10-10-10) diluted to half strength, every 2-4 weeks during the growing season.
Seasonal Care In spring, start seeds indoors or outdoors. In summer, provide consistent watering and fertilization. In fall, harvest flowers for drying. Globe Amaranth is an annual and will not survive winter in cold climates.

Ivy Geranium

Repotting Repot annually in spring to refresh the soil and provide more space for growth.
Pruning Pinch back stems regularly to encourage bushier growth and remove spent flowers to promote continuous blooming.
Fertilizing Balanced liquid fertilizer (10-10-10) diluted to half strength, every 2-4 weeks during the growing season.
Seasonal Care In winter, reduce watering and fertilizing. Provide bright light and maintain a cool temperature. In summer, water more frequently and fertilize regularly. Protect from intense afternoon sun.

🌞 Light Requirements

Globe Amaranth

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

Low light tolerant: ❌ No

Ivy Geranium

Full sun to partial shade. Requires at least 6 hours of direct sunlight daily for optimal flowering.

Low light tolerant: ❌ No

💧 Watering Needs

Globe Amaranth

Water thoroughly when the top inch of soil feels dry. Avoid overwatering, which can lead to root rot. Allow the soil to drain well after watering. Signs of underwatering include wilting leaves and dry flower heads. Overwatering can cause yellowing leaves and a mushy stem.

Ivy Geranium

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 overwatering include yellowing leaves and mushy stems. Underwatering is indicated by wilting leaves and dry soil pulling away from the pot.

🌡️ Temperature & Humidity

Globe Amaranth

Temperature: 21-27°C

Humidity: 40-60%

Ivy Geranium

Temperature: 18-24°C

Humidity: 40-60%

🤔 Which Plant Is Right For You?

Globe Amaranth

Globe Amaranth

Gomphrena globosa
Care: Expert Time: 15 minutes weekly Beginner: No

Gardeners who want colorful, long-lasting blooms for fresh or dried flower arrangements in a sunny outdoor space.

✅ Choose This Plant If...

  • You want vibrant, globe-shaped flowers in your garden.
  • You need flowers that are excellent for drying and crafting.
  • You have a sunny outdoor space with well-draining soil.
  • You want to attract pollinators like butterflies and bees to your garden.
  • You want a low-maintenance annual flower once established.

❌ Skip This Plant If...

  • You don't have a location with full sun (at least 6 hours daily).
  • You are looking for a low-maintenance indoor plant.
  • You live in a climate with consistently cool or wet summers.
📍 Ideal Location: Sunny garden bed or container outdoors.
🎨 Style: Cottage, Bohemian, Traditional
🏠 Apartment Friendly: Limited
⚠️ According to the ASPCA, Globe Amaranth is not listed as toxic to dogs, cats, or horses.
Ivy Geranium

Ivy Geranium

Pelargonium peltatum
Care: Expert Time: 30 minutes weekly Beginner: No

Experienced gardeners who can provide the specific light and care requirements needed to grow this outdoor plant indoors.

✅ Choose This Plant If...

  • You have a very sunny windowsill or grow light setup.
  • You enjoy trailing plants in hanging baskets.
  • You are experienced with plant care and pest control.
  • You want a plant with vibrant, colorful flowers.
  • You are willing to provide the specific care this plant needs to thrive indoors.

❌ Skip This Plant If...

  • You have pets that may ingest the plant.
  • You cannot provide at least 6 hours of direct sunlight daily.
  • You are a beginner gardener.
  • You are prone to overwatering plants.
📍 Ideal Location: South-facing window with direct sunlight or under grow lights.
🎨 Style: Cottagecore, Mediterranean, Traditional
🏠 Apartment Friendly: Limited
⚠️ Toxic to dogs, cats, and horses. Symptoms include vomiting, diarrhea, anorexia, and skin irritation. All parts of the plant are toxic.

🎯 Quick Verdict

Best for Beginners Neither ideal
Pet Friendly Globe Amaranth ✓
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

Globe Amaranth Care Tips

Globe Amaranth is primarily an outdoor plant that requires full sun and well-draining soil. Indoor cultivation is challenging due to the high light requirements. Consistent watering and fertilization are necessary for healthy growth and abundant blooms. Proper ventilation is crucial to prevent fungal diseases.

  • Provide full sun for optimal flowering.
  • Water deeply but infrequently, allowing the soil to dry slightly between waterings.
  • Deadhead spent flowers regularly to encourage more blooms.
  • Fertilize every 2-4 weeks with a balanced liquid fertilizer.
  • Protect from strong winds, which can damage the stems.
❄️ Winter: Globe Amaranth is an annual and does not survive winter in cold climates. Collect seeds for planting the following spring.
☀️ Summer: Provide consistent watering, especially during hot and dry periods. Fertilize regularly to promote continuous blooming. Deadhead spent flowers to encourage more blooms.

Ivy Geranium Care Tips

Ivy Geraniums are primarily outdoor plants and require significant sunlight to thrive indoors. Maintaining adequate light levels, proper watering, and good air circulation are crucial for their survival indoors. They are prone to pests and diseases, requiring vigilant monitoring. Indoor flowering may be limited.

  • Provide at least 6 hours of direct sunlight daily, supplementing with grow lights if necessary.
  • Water thoroughly when the top inch of soil is dry, allowing excess water to drain away.
  • Fertilize regularly during the growing season with a balanced liquid fertilizer.
  • Pinch back stems regularly to encourage bushier growth and remove spent flowers.
  • Monitor for pests and diseases, treating promptly with appropriate solutions.
❄️ Winter: Reduce watering frequency during winter as growth slows down. Provide bright light and maintain a cool temperature (10-15°C). Avoid fertilizing during the dormant period.
☀️ Summer: Water more frequently during the summer months, especially during hot weather. Fertilize regularly to support flowering. Protect from intense afternoon sun to prevent leaf scorch.

⚠️ Common Problems & Solutions — Plant Care Comparison

Globe Amaranth

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

Ivy Geranium

Common Issues: Root rot, spider mites, geranium budworm, edema
Solutions: Root rot: Ensure well-draining soil and avoid overwatering. Spider mites: Treat with insecticidal soap or neem oil. Geranium budworm: Remove affected buds and use Bacillus thuringiensis (Bt) spray. Edema: Improve air circulation and reduce humidity.

❓ Frequently Asked Questions — Comparing These Plants

Globe Amaranth

What are the light requirements for Globe Amaranth?

Globe Amaranth requires ample sunlight to thrive and produce abundant blooms. Aim for at least 6-8 hours of direct sunlight per day. A south-facing location is ideal, providing the most intense sunlight. If growing indoors, place the plant near a sunny window or supplement with grow lights. Insufficient light can result in leggy growth, fewer flowers, and duller colors. Rotate the plant regularly to ensure even light exposure on all sides. Plants grown in partial shade may still survive, but their flowering will be significantly reduced. Consider the intensity of the sun in your region, providing some afternoon shade in extremely hot climates to prevent scorching.

How do I care for Globe Amaranth?

Globe Amaranth is relatively easy to care for, thriving in warm, sunny conditions. Plant in well-draining soil that is moderately fertile. Water regularly, especially during dry periods, but avoid overwatering, which can lead to root rot. Fertilize every 4-6 weeks with a balanced fertilizer during the growing season to encourage abundant blooms. Deadhead spent flowers to promote continuous flowering. Provide full sun, ideally 6-8 hours per day. Protect from frost, as Globe Amaranth is sensitive to cold temperatures. Space plants adequately to allow for good air circulation. Monitor for pests such as aphids or spider mites and treat accordingly. Prune lightly to maintain shape and encourage branching. Avoid overhead watering to prevent fungal diseases.

How do I propagate Globe Amaranth?

Globe Amaranth is easily propagated from seed. Sow seeds indoors 6-8 weeks before the last frost or directly outdoors after the danger of frost has passed. For stem cuttings, take a 4-6 inch cutting from a healthy plant, remove the lower leaves, and dip the cut end in rooting hormone. Plant the cutting in moist potting mix and keep it humid until roots develop. Division is not typically used for Globe Amaranth. Keep soil moist but not soggy. Place in a warm, sunny location. Seedlings should emerge in 7-14 days. Transplant seedlings into individual pots once they are large enough to handle. Harden off seedlings before transplanting them outdoors.

Ivy Geranium

What are the light requirements for Ivy Geranium?

Ivy Geraniums demand bright, indirect sunlight to thrive and produce abundant blooms. A location near a south-facing or west-facing window is ideal, but avoid direct midday sun, which can scorch the leaves. Insufficient light will result in leggy growth, fewer flowers, and paler foliage. If natural light is limited, supplement with grow lights to ensure adequate illumination.

How do I care for Ivy Geranium?

Ivy Geraniums thrive in bright, indirect light, ideally receiving at least 6 hours of sunlight daily. Water thoroughly when the top inch of soil feels dry, ensuring good drainage to prevent root rot. Fertilize regularly with a balanced liquid fertilizer diluted to half strength during the growing season (spring and summer) to promote abundant blooms.

How do I propagate Ivy Geranium?

Ivy Geraniums are easily propagated through stem cuttings. Take a 4-6 inch cutting from a healthy stem, removing the lower leaves. Allow the cut end to callous over for a day or two. Dip the cut end in rooting hormone and plant in a well-draining potting mix. Keep the soil moist but not waterlogged, and provide bright, indirect light.

Last updated: April 27, 2026 — Plant care data reviewed and verified by our editorial team.