Grevillea vs Jacob's Coat Plant Comparison

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

Grevillea

Grevillea

Grevillea spp.

VS
Jacob's Coat

Jacob's Coat

Alternanthera ficoidea

Grevillea

Grevillea

Grevillea spp.

Grevilleas are a diverse genus of evergreen trees and shrubs, ranging in size from groundcovers to large trees. They are known for their distinctive, often spider-like flowers that come in a variety of colors, including red, pink, orange, yellow, and white. Most Grevilleas are outdoor plants, prized for their drought tolerance and ability to attract birds and insects. Indoor cultivation is challenging due to their high light requirements and need for excellent drainage. People grow them for their unique flowers, foliage, and wildlife attraction.

Proteaceae Australia, New Guinea, New Caledonia, Sulawesi
✨ Features: Attracts birds and insects, unique flower shapes, drought tolerance (outdoors)
📖 Read Complete Grevillea Guide
Jacob's Coat

Jacob's Coat

Alternanthera ficoidea

Alternanthera ficoidea, commonly known as Jacob's Coat, is a vibrant, tender perennial often grown as an annual. It's prized for its colorful foliage, which can display shades of red, pink, yellow, orange, and green. The plant typically grows to a height of 6-12 inches and spreads similarly. While it can be grown indoors, it thrives best outdoors in warm climates where it receives plenty of sunlight. People grow it for its ornamental value, using it in borders, containers, and as a ground cover to add a splash of color to gardens and landscapes.

Amaranthaceae South America (Brazil)
✨ Features: Vibrant foliage colors, attracts pollinators (outdoors)
📖 Read Complete Jacob's Coat Guide

Quick Plant Comparison

Feature Grevillea Jacob's Coat
Light Full sun to partial shade outdoors. Indoors, requires very bright, direct light for at least 6 hours per day. Full sun to partial shade. Requires at least 6 hours of direct sunlight daily for optimal color development.
Watering Every 1-2 weeks indoors, depending on light and temperature. Less frequent watering outdoors once established. Every 2-3 days outdoors in warm weather; every 5-7 days indoors, adjusting based on soil moisture.
Humidity 30-50% 40-60%
Temperature 15-25°C 18-27°C
Care Level Expert Expert
Growth Rate Moderate To Fast, Depending On The Species And Growing Conditions. Moderate
Max Height Indoors: 1-2 meters (if successfully grown). Outdoors: Varies greatly by species, from groundcovers to 30+ meter trees. 6-12 inches (indoors and outdoors)
Pet Safety ❌ Toxic To Pets ❌ Toxic To Pets
Soil Well-draining, slightly acidic soil. A mix of potting mix, sand, and perlite is suitable. Well-draining potting mix rich in organic matter. A mix of peat moss, perlite, and vermiculite is suitable.
Beginner Friendly ❌ No ❌ No
Weekly Maintenance 30 minutes weekly 15 minutes weekly

🔬 Botanical Information — Comparing These Plants

Grevillea

Scientific Name Grevillea spp.
Family Proteaceae
Native To Australia, New Guinea, New Caledonia, Sulawesi
Also Known As Grevillea, Spider Flower, Silky Oak (for some species)
Leaves Leaves vary greatly by species, ranging from needle-like to broad and lobed. They are typically evergreen and can be green, grey-green, or bronze. Some species have silky hairs on their leaves.
Flowers Grevilleas rarely flower indoors due to the lack of sufficient light and humidity. Outdoors, they produce distinctive spider-like flowers in a variety of colors, including red, pink, orange, yellow, and white. The flowers are rich in nectar and attract birds and insects.

Jacob's Coat

Scientific Name Alternanthera ficoidea
Family Amaranthaceae
Native To South America (Brazil)
Also Known As Jacob's Coat, Joseph's Coat, Parrot Leaf, Calico Plant
Leaves The leaves of Jacob's Coat are ovate to lance-shaped, typically 1-2 inches long. They are smooth and slightly fleshy, with a glossy texture. The color varies greatly depending on the cultivar and the amount of sunlight exposure, ranging from deep red and purple to bright pink, yellow, orange, and green. Some varieties exhibit multiple colors on a single leaf.
Flowers Jacob's Coat produces small, inconspicuous white flowers, but they are not the main attraction of the plant. Flowering is rare indoors and not particularly showy even when it occurs outdoors.

📏 Size & Growth — Plant Comparison

Grevillea

Height Indoors: 1-2 meters (if successfully grown). Outdoors: Varies greatly by species, from groundcovers to 30+ meter trees.
Spread Indoors: 0.5-1 meter. Outdoors: Varies greatly by species.
Growth Rate Moderate To Fast, Depending On The Species And Growing Conditions.
Growth Pattern Varies greatly by species. Some are groundcovers, others are shrubs, and some are trees. Indoors, they tend to be more upright and shrub-like.

Jacob's Coat

Height 6-12 inches (indoors and outdoors)
Spread 6-12 inches
Growth Rate Moderate
Growth Pattern Jacob's Coat exhibits a bushy, spreading growth habit. It typically grows to a height and spread of 6-12 inches, forming a dense mat of colorful foliage. Regular pruning helps maintain its shape and encourages bushier growth.

🌱 Propagation — Comparing Plant Growth

Grevillea

Methods: Seed, stem cuttings, grafting

Difficulty: Moderate To Difficult

Tips: Take semi-hardwood cuttings in late spring or early summer. Use rooting hormone and provide bottom heat. Seeds require pre-treatment, such as scarification or soaking.

Jacob's Coat

Methods: Stem cuttings, Seed

Difficulty: Easy

Tips: Take stem cuttings in spring or summer. Remove the lower leaves and place the cutting in water or directly into moist potting mix. Keep the soil consistently moist until roots develop.

✨ Benefits & Features — Comparing Plant Value

Grevillea

Grevilleas are known for their distinctive, spider-like flowers and often intricate foliage. Their flowers attract a variety of birds and insects, making them a valuable addition to any garden. The diverse range of species allows for a variety of sizes and growth habits.

  • ✓ Unique and interesting foliage and flowers.
  • ✓ Attracts birds and beneficial insects (outdoors).
  • ✓ Adds a touch of the Australian landscape to your home.
  • ✓ Can be a conversation starter due to its unusual appearance.
  • ✓ Offers a rewarding challenge for experienced plant enthusiasts.
  • ⚠️ Toxic to pets

Jacob's Coat

The plant's most striking feature is its vibrant, multi-colored foliage, which can include shades of red, pink, yellow, orange, and green. The intensity of the colors is directly related to the amount of sunlight it receives, making it a dynamic and visually appealing plant.

  • ✓ Adds vibrant color to gardens and containers
  • ✓ Attracts pollinators (outdoors)
  • ✓ Can be used as a ground cover
  • ✓ Provides visual interest with its unique foliage
  • ✓ Can be propagated easily from stem cuttings
  • ⚠️ Toxic to pets

📅 Maintenance Schedule — Plant Care Comparison

Grevillea

Repotting Every 1-2 years, or when the plant becomes root-bound. Use a well-draining potting mix.
Pruning Prune regularly to maintain shape and encourage bushier growth. Prune after flowering.
Fertilizing Low-phosphorus fertilizer, diluted to half strength, every 2-3 months during the growing season (spring and summer). Avoid high-phosphorus fertilizers.
Seasonal Care Reduce watering in winter. Provide supplemental light if needed. Increase watering and fertilizing during the growing season (spring and summer).

Jacob's Coat

Repotting Repot annually in spring if grown in containers, using a slightly larger pot.
Pruning Pinch back stems regularly to encourage bushier growth and remove any dead or yellowing leaves.
Fertilizing Balanced liquid fertilizer (10-10-10) diluted to half strength, every 2-4 weeks during the growing season (spring and summer).
Seasonal Care In winter, reduce watering and provide bright light if grown indoors. In summer, ensure adequate moisture and protect from intense afternoon sun in hotter climates. Outdoor plants may need to be brought indoors in colder climates.

🌞 Light Requirements

Grevillea

Full sun to partial shade outdoors. Indoors, requires very bright, direct light for at least 6 hours per day.

Low light tolerant: ❌ No

Jacob's Coat

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

Low light tolerant: ❌ No

💧 Watering Needs

Grevillea

Allow the soil to dry out slightly between waterings. Overwatering can lead to root rot. Check soil moisture regularly. Outdoors, established plants are drought-tolerant. Indoors, water thoroughly when the top inch of soil is dry. Signs of overwatering include yellowing leaves and soggy soil. Underwatering results in wilting and dry, crispy leaves.

Jacob's Coat

Water regularly, keeping the soil consistently moist but not waterlogged. Allow the top inch of soil to dry out slightly between waterings. Overwatering can lead to root rot, indicated by yellowing and wilting leaves. Underwatering results in dry, crispy leaves and stunted growth.

🌡️ Temperature & Humidity

Grevillea

Temperature: 15-25°C

Humidity: 30-50%

Jacob's Coat

Temperature: 18-27°C

Humidity: 40-60%

🤔 Which Plant Is Right For You?

Grevillea

Grevillea

Grevillea spp.
Care: Expert Time: 30 minutes weekly Beginner: No

Experienced gardeners who want to try a challenging plant indoors or those with suitable outdoor climates.

✅ Choose This Plant If...

  • You have a very sunny indoor location and are willing to provide supplemental light.
  • You are an experienced gardener looking for a challenging plant to grow indoors.
  • You want to attract birds to your outdoor garden (if planting outdoors).
  • You appreciate unique and unusual flower shapes.
  • You are willing to provide well-draining soil and avoid overwatering.

❌ Skip This Plant If...

  • You have pets that might ingest the plant.
  • You have limited sunlight indoors.
  • You are a beginner gardener looking for an easy-to-care-for plant.
📍 Ideal Location: Outdoors in a sunny location. Indoors, a south-facing window with supplemental lighting.
🎨 Style: Modern, Australian Native, Eclectic
🏠 Apartment Friendly: Limited
⚠️ Grevillea species contain cyanogenic glycosides. These can cause cyanide poisoning, especially in dogs, cats, and horses. Symptoms include vomiting, diarrhea, lethargy, and difficulty breathing. All parts of the plant are considered toxic.
Jacob's Coat

Jacob's Coat

Alternanthera ficoidea
Care: Expert Time: 15 minutes weekly Beginner: No

Gardeners in warm climates looking for a colorful ground cover or container plant, but who do not have pets.

✅ Choose This Plant If...

  • You want a plant with incredibly vibrant and varied foliage colors.
  • You live in a warm climate and can provide ample sunlight.
  • You are looking for a plant to use as a colorful ground cover or in container arrangements.
  • You enjoy a plant that attracts pollinators when grown outdoors.
  • You are experienced with plant care and can meet its specific light and watering needs.

❌ Skip This Plant If...

  • You have pets (dogs, cats, or horses) due to its toxicity.
  • You cannot provide at least 6 hours of direct sunlight daily.
  • You are a beginner gardener looking for a low-maintenance indoor plant.
📍 Ideal Location: Sunny windowsill (indoors), outdoor garden bed or container in a warm climate
🎨 Style: Tropical, Bohemian, Eclectic
🏠 Apartment Friendly: Limited
⚠️ According to the ASPCA, Alternanthera species are toxic to dogs, cats, and horses. Symptoms include skin irritation.

🎯 Quick Verdict

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

⚡ Key Differences Between These Plants

📈

Grevillea has moderate to fast, depending on the species and growing conditions. growth, while Jacob's Coat grows moderate.

💡 Pro Tips For Comparing These Plants

Grevillea Care Tips

Grevilleas are primarily outdoor plants and are challenging to grow indoors. They require very bright light, excellent drainage, and careful watering to avoid root rot. Maintaining appropriate humidity and temperature can also be difficult. Regular pruning is necessary to maintain shape.

  • Provide excellent drainage to prevent root rot.
  • Use a low-phosphorus fertilizer.
  • Prune regularly to maintain shape and encourage bushier growth.
  • Ensure adequate air circulation to prevent fungal diseases.
  • Monitor for pests and treat promptly.
❄️ Winter: Reduce watering frequency. Provide supplemental light if needed. Protect from frost if grown outdoors in marginal climates.
☀️ Summer: Increase watering frequency. Provide some shade during the hottest part of the day if grown outdoors in very hot climates. Fertilize regularly during the growing season.

Jacob's Coat Care Tips

Jacob's Coat is relatively easy to grow outdoors in warm climates with ample sunlight. Indoors, it requires bright light and consistent moisture, which can be challenging. Maintaining vibrant foliage color indoors can be difficult without supplemental lighting. It is also toxic to pets.

  • Provide at least 6 hours of direct sunlight daily to maintain vibrant colors.
  • Water regularly, allowing the top inch of soil to dry out slightly between waterings.
  • Fertilize every 2-4 weeks during the growing season with a balanced liquid fertilizer.
  • Pinch back stems regularly to encourage bushier growth.
  • Monitor for pests and treat promptly with insecticidal soap or neem oil.
❄️ Winter: If grown outdoors in colder climates, Jacob's Coat is typically treated as an annual. If grown indoors, reduce watering frequency and provide bright light. Avoid placing the plant near cold drafts.
☀️ Summer: Ensure adequate moisture during hot summer months, especially for plants grown outdoors. Provide some shade during the hottest part of the day in extremely hot climates to prevent leaf scorch. Fertilize regularly to support vigorous growth.

⚠️ Common Problems & Solutions — Plant Care Comparison

Grevillea

Common Issues: Root rot, spider mites, scale, nutrient deficiencies (especially iron)
Solutions: Root rot: Improve drainage, reduce watering frequency. Spider mites: Increase humidity, spray with insecticidal soap. Scale: Remove manually, treat with horticultural oil. Nutrient deficiencies: Use a balanced fertilizer with micronutrients.

Jacob's Coat

Common Issues: Leggy growth, Fading color, Root rot, Pest infestations (aphids, spider mites)
Solutions: Prune leggy growth to encourage bushier growth. Provide more sunlight to enhance color. Ensure well-draining soil and avoid overwatering to prevent root rot. Treat pest infestations with insecticidal soap or neem oil.

❓ Frequently Asked Questions — Comparing These Plants

Grevillea

What are the light requirements for Grevillea?

Grevilleas thrive in bright, direct sunlight for at least six hours each day. Insufficient light can lead to leggy growth, reduced flowering, and weakened plants. When grown indoors, place Grevilleas near a south-facing window or under grow lights to ensure adequate light exposure. Rotate the plant regularly to promote even growth on all sides. If leaves start to turn pale or yellow, it may indicate that the plant is receiving too much direct sunlight, especially during the hottest part of the day. Filtered light or partial shade during peak hours can help prevent leaf burn. Outdoor-grown Grevilleas should be planted in a location that receives full sun for most of the day.

How do I care for Grevillea?

Grevilleas require well-draining soil, ideally a sandy or gravelly loam. Water thoroughly when the top inch of soil is dry, allowing excess water to drain away. Avoid overwatering, which can lead to root rot. Provide at least 6 hours of direct sunlight daily for optimal flowering. Fertilize sparingly with a low-phosphorus fertilizer specifically formulated for native plants during the growing season (spring and summer). Prune lightly after flowering to maintain shape and encourage bushier growth. Protect from frost in colder climates. Monitor for pests such as aphids and scale, and treat as needed. Ensure good air circulation to prevent fungal diseases. Repot young plants annually in spring, using a slightly larger pot each time. Mature plants can be repotted every 2-3 years. Maintaining a slightly acidic soil pH is beneficial.

How do I propagate Grevillea?

Grevilleas can be propagated through 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 cuttings in a well-draining potting mix and keep them moist in a warm, humid environment. Rooting typically takes several weeks. Another method is seed propagation, although it can be more challenging. Collect seeds from mature seed pods and sow them in a well-draining seed starting mix. Keep the soil moist and warm until germination occurs. Division is possible for some clumping varieties. Carefully separate the plant at the roots and plant each section in its own pot.

Jacob's Coat

What are the light requirements for Jacob's Coat?

Jacob’s Coat requires bright, indirect light to maintain its vibrant coloration. Insufficient light can cause the leaves to fade and lose their intensity. An east-facing window is ideal, providing gentle morning sun. A west-facing window can work, but be cautious of harsh afternoon sun, which can scorch the leaves. If using a south-facing window, place the plant further back from the window or filter the light with a sheer curtain. Avoid direct sunlight, especially during the hottest part of the day. Rotate the plant regularly to ensure even light exposure on all sides. Artificial grow lights can supplement natural light, especially during winter months.

How do I care for Jacob's Coat?

Jacob’s Coat thrives in bright, indirect light. Direct sunlight can scorch its delicate leaves. Water when the top inch of soil feels dry to the touch, ensuring good drainage to prevent root rot. Maintain high humidity levels by misting regularly, using a humidifier, or placing the plant on a pebble tray filled with water. Fertilize every 2-4 weeks during the growing season (spring and summer) with a balanced liquid fertilizer diluted to half strength. Repot in spring if the plant becomes root-bound. Prune regularly to maintain shape and encourage bushier growth. Keep the plant away from drafts and sudden temperature changes. Ensure the soil is well-draining and slightly acidic. Monitor for pests like spider mites and aphids, and treat promptly. Provide consistent care for optimal color and growth.

How do I propagate Jacob's Coat?

Jacob’s Coat can be 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 moist, well-draining potting mix. Keep the cutting in a warm, humid environment until roots develop. Division is another option, separating the plant at the root ball during repotting. Air layering involves encouraging root growth on a stem while still attached to the parent plant, by wounding the stem and wrapping it in moist sphagnum moss.

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