Cranesbill vs Myrtle Spurge Plant Comparison

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

Cranesbill

Cranesbill

Geranium spp. and Pelargonium spp.

VS
Myrtle Spurge

Myrtle Spurge

Euphorbia myrsinites

Cranesbill

Cranesbill

Geranium spp. and Pelargonium spp.

Cranesbills (Geranium) are herbaceous perennials known for their palmate leaves and saucer-shaped flowers in shades of pink, purple, blue, and white. They form mounds or clumps and are valued for their long bloom time and ease of care in gardens. Pelargoniums, often mistakenly called geraniums, are tender perennials or shrubs with diverse flower shapes and colors, including red, orange, and yellow. They are popular bedding plants and container specimens, prized for their vibrant displays. Neither are naturally indoor plants and struggle to thrive indoors long-term.

Geraniaceae Worldwide, with centers of diversity in South Africa and the Mediterranean region
✨ Features: Long bloom time, attractive foliage, deer resistance (some varieties).
📖 Read Complete Cranesbill Guide
Myrtle Spurge

Myrtle Spurge

Euphorbia myrsinites

Myrtle Spurge is a succulent, low-growing perennial characterized by its sprawling habit and blue-gray, spirally arranged leaves. It typically reaches a height of 6-12 inches and spreads up to 24 inches wide. It is primarily grown as an ornamental ground cover in rock gardens or dry landscapes. It produces small, inconspicuous yellowish-green flowers in spring, followed by seed capsules. This plant is naturally an outdoor plant and struggles indoors due to its high light requirements and need for well-draining soil.

Euphorbiaceae Mediterranean region (Southern Europe and North Africa)
✨ Features: Drought tolerance, attractive blue-gray foliage.
📖 Read Complete Myrtle Spurge Guide

Quick Plant Comparison

Feature Cranesbill Myrtle Spurge
Light Full sun to partial shade outdoors. Indoors, requires very bright, direct light. Full sun to partial shade. Requires at least 6 hours of direct sunlight daily for optimal growth.
Watering Outdoors: Every 7-14 days, depending on weather. Indoors: Every 10-14 days, depending on light and temperature. Every 2-4 weeks, depending on weather and soil drainage.
Humidity 40-60% 20-40%
Temperature 15-24°C 15-25°C
Care Level Expert Expert
Growth Rate Moderate To Fast, Depending On The Species. Some Geranium Species Can Be Aggressive Spreaders Via Rhizomes. Moderate
Max Height Indoors: 30-60 cm (1-2 feet). Outdoors: Varies widely by species, from 15 cm to 1 meter. 6-12 inches (outdoor)
Pet Safety ❌ Toxic To Pets ❌ Toxic To Pets
Soil Well-draining soil. A mix of potting soil, perlite, and sand is suitable. Well-draining, sandy or gravelly soil. Avoid heavy clay soils.
Beginner Friendly ❌ No ❌ No
Weekly Maintenance 15-30 minutes weekly (deadheading, watering, pest control). 15 minutes monthly (weeding, pruning)

🔬 Botanical Information — Comparing These Plants

Cranesbill

Scientific Name Geranium spp. and Pelargonium spp.
Family Geraniaceae
Native To Worldwide, with centers of diversity in South Africa and the Mediterranean region
Also Known As Cranesbill, Geranium (true geraniums), Pelargonium (often incorrectly called geraniums)
Leaves Geranium leaves are palmate, often lobed or divided, and can be hairy or smooth. Pelargonium leaves are also varied, often rounded or heart-shaped, and may have distinct zones or markings.
Flowers Geraniums produce saucer-shaped flowers in shades of pink, purple, blue, and white. Pelargoniums have diverse flower shapes and colors, including red, orange, yellow, pink, and white. Flowering indoors is rare without supplemental lighting.

Myrtle Spurge

Scientific Name Euphorbia myrsinites
Family Euphorbiaceae
Native To Mediterranean region (Southern Europe and North Africa)
Also Known As Myrtle Spurge, Donkey Spurge, Creeping Spurge, Glaucous Spurge
Leaves Succulent, blue-gray, lance-shaped leaves arranged in a spiral pattern around the stems. Leaves are typically 1-2 inches long.
Flowers Produces small, inconspicuous yellowish-green flowers in spring. Rarely flowers indoors.

📏 Size & Growth — Plant Comparison

Cranesbill

Height Indoors: 30-60 cm (1-2 feet). Outdoors: Varies widely by species, from 15 cm to 1 meter.
Spread Indoors: 30-60 cm (1-2 feet). Outdoors: Varies widely by species, some spreading aggressively via rhizomes.
Growth Rate Moderate To Fast, Depending On The Species. Some Geranium Species Can Be Aggressive Spreaders Via Rhizomes.
Growth Pattern Geraniums typically form mounds or clumps. Some species spread via rhizomes. Pelargoniums can be upright or trailing, depending on the variety.

Myrtle Spurge

Height 6-12 inches (outdoor)
Spread Up to 24 inches (outdoor)
Growth Rate Moderate
Growth Pattern Sprawling, low-growing perennial that forms a dense mat.

🌱 Propagation — Comparing Plant Growth

Cranesbill

Methods: Stem cuttings, Division, Seed

Difficulty: Easy

Tips: Take stem cuttings in spring or summer. Allow the cut end to callous over for a day or two before planting in well-draining soil. Keep the soil moist but not waterlogged. Divide established clumps in spring or fall.

Myrtle Spurge

Methods: Seed, Stem cuttings

Difficulty: Moderate

Tips: Take stem cuttings in spring or summer, allow the cut end to callous over for a few days, and then plant in well-draining soil. Wear gloves to avoid skin irritation from the sap.

✨ Benefits & Features — Comparing Plant Value

Cranesbill

Cranesbills are known for their long bloom time and attractive foliage. Some species are aggressive spreaders, forming dense groundcovers. Pelargoniums offer a wide range of flower colors and forms.

  • ✓ Attracts pollinators to the garden.
  • ✓ Provides long-lasting color in the landscape.
  • ✓ Deer-resistant (some varieties).
  • ✓ Can be used in cut flower arrangements.
  • ✓ Offers a variety of foliage textures and colors.
  • ⚠️ Toxic to pets

Myrtle Spurge

The spirally arranged, blue-gray leaves give it a distinctive appearance. The milky sap is toxic and can cause skin irritation.

  • ✓ Drought tolerance reduces water usage.
  • ✓ Provides visual interest with its unique foliage.
  • ✓ Low maintenance once established.
  • ✓ Attracts pollinators.
  • ✓ Controls erosion on slopes.
  • ⚠️ Toxic to pets

📅 Maintenance Schedule — Plant Care Comparison

Cranesbill

Repotting Only if rootbound. Repot in spring. If aggressively spreading, consider dividing instead of repotting into a larger container.
Pruning Deadhead spent flowers regularly to encourage more blooms. Prune back leggy growth in spring.
Fertilizing Balanced liquid fertilizer (10-10-10) diluted to half strength, every 4-6 weeks during the growing season (spring and summer).
Seasonal Care Spring: Fertilize and prune. Summer: Water regularly and deadhead spent flowers. Fall: Divide established clumps. Winter: Reduce watering and provide protection from frost if outdoors; provide supplemental light if overwintering indoors.

Myrtle Spurge

Repotting Not applicable as it's not suitable for indoor growing.
Pruning Prune after flowering to maintain shape and prevent excessive seed production. Remove any dead or damaged stems.
Fertilizing Apply a balanced, slow-release fertilizer in early spring at half strength.
Seasonal Care In winter, reduce watering and protect from excessive moisture. In spring and summer, water more frequently and fertilize lightly.

🌞 Light Requirements

Cranesbill

Full sun to partial shade outdoors. Indoors, requires very bright, direct light.

Low light tolerant: ❌ No

Myrtle Spurge

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

Low light tolerant: ❌ No

💧 Watering Needs

Cranesbill

Outdoors: Water deeply when the top inch of soil feels dry. Avoid overwatering, which can lead to root rot. Indoors: Allow the top inch of soil to dry out between waterings. Reduce watering in winter. Overwatering symptoms include yellowing leaves and mushy stems; underwatering symptoms include wilting and dry, crispy leaves.

Myrtle Spurge

Water deeply but infrequently, allowing the soil to dry out completely between waterings. Overwatering can lead to root rot. Signs of underwatering include shriveled leaves. Signs of overwatering include yellowing leaves and a mushy stem.

🌡️ Temperature & Humidity

Cranesbill

Temperature: 15-24°C

Humidity: 40-60%

Myrtle Spurge

Temperature: 15-25°C

Humidity: 20-40%

🤔 Which Plant Is Right For You?

Cranesbill

Cranesbill

Geranium spp. and Pelargonium spp.
Care: Expert Time: 15-30 minutes weekly (deadheading, watering, pest control). Beginner: No

Experienced gardeners who can provide the necessary outdoor conditions or a very bright indoor environment with supplemental lighting.

✅ Choose This Plant If...

  • You want a long-blooming plant for your garden.
  • You need a deer-resistant option for your outdoor space.
  • You are an experienced gardener who can provide ample sunlight.
  • You appreciate the variety of colors and forms available in Geranium and Pelargonium species.
  • You want to attract pollinators to your garden.

❌ Skip This Plant If...

  • You have pets that might ingest the plant.
  • You cannot provide at least 6 hours of direct sunlight daily.
  • You are a beginner gardener looking for an easy indoor plant.
📍 Ideal Location: Outdoors: Sunny garden beds or containers. Indoors: South-facing window with supplemental lighting.
🎨 Style: Cottage, Traditional, Bohemian
🏠 Apartment Friendly: Limited
⚠️ Geraniums (Geranium spp. and Pelargonium spp.) contain geraniol and linalool, which are toxic to dogs, cats, and horses. Symptoms include vomiting, diarrhea, anorexia, and dermatitis. All parts of the plant are considered toxic.
Myrtle Spurge

Myrtle Spurge

Euphorbia myrsinites
Care: Expert Time: 15 minutes monthly (weeding, pruning) Beginner: No

Experienced gardeners looking for a drought-tolerant ground cover in sunny, well-drained locations.

✅ Choose This Plant If...

  • You need a drought-tolerant ground cover for a sunny area.
  • You appreciate the unique blue-gray foliage.
  • You are an experienced gardener familiar with handling toxic plants.
  • You want a low-maintenance plant once established.
  • You have a rock garden or xeriscape landscape.

❌ Skip This Plant If...

  • You have pets or small children who may ingest the plant.
  • You are a beginner gardener.
  • You do not have a sunny outdoor space.
  • You are sensitive to latex or have skin allergies.
📍 Ideal Location: Outdoor rock garden or sunny, well-drained slope.
🎨 Style: Mediterranean, Xeriscape, Rock Garden
🏠 Apartment Friendly: No
⚠️ All parts of the plant are toxic, containing a milky sap that can cause skin irritation and gastrointestinal upset if ingested. According to the ASPCA, Euphorbia species are toxic to dogs, cats, and horses. Symptoms include drooling, vomiting, diarrhea, and 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

🌿

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

Cranesbill Care Tips

Cranesbills are primarily outdoor plants that require ample sunlight and well-draining soil. Indoor cultivation is challenging due to their high light requirements. They are prone to pests and diseases if not properly cared for. Regular pruning and deadheading are necessary to maintain their appearance and promote blooming. Overwintering indoors is possible with sufficient light.

  • Provide excellent drainage to prevent root rot.
  • Deadhead spent flowers regularly to encourage more blooms.
  • Monitor for pests and diseases and treat promptly.
  • Fertilize regularly during the growing season.
  • Provide adequate air circulation to prevent powdery mildew.
❄️ Winter: Reduce watering in winter. Provide protection from frost if outdoors. If overwintering indoors, provide supplemental light and maintain cool temperatures.
☀️ Summer: Water regularly during hot, dry weather. Deadhead spent flowers to encourage more blooms. Provide shade during the hottest part of the day in extremely hot climates.

Myrtle Spurge Care Tips

Myrtle Spurge is an outdoor plant that requires full sun and well-draining soil. It is not suitable for indoor growing due to its high light requirements and potential for toxicity. It is drought-tolerant and relatively low-maintenance once established, but requires careful handling due to its toxic sap.

  • Always wear gloves and eye protection when handling Myrtle Spurge.
  • Remove seed heads to prevent unwanted spread.
  • Ensure excellent drainage to prevent root rot.
  • Water deeply but infrequently.
  • Provide full sun for optimal growth and color.
❄️ Winter: Reduce watering significantly during winter. Protect from excessive moisture and frost in colder climates.
☀️ Summer: Water more frequently during hot, dry periods. Provide some afternoon shade in extremely hot climates.

⚠️ Common Problems & Solutions — Plant Care Comparison

Cranesbill

Common Issues: Root rot, Powdery mildew, Aphids, Spider mites
Solutions: Root rot: Ensure well-draining soil and avoid overwatering. Powdery mildew: Improve air circulation and treat with a fungicide. Aphids: Spray with insecticidal soap. Spider mites: Increase humidity and treat with miticide.

Myrtle Spurge

Common Issues: Root rot, Aphids, Skin irritation from sap, Invasive spread
Solutions: Ensure well-draining soil and avoid overwatering. Treat aphids with insecticidal soap. Wear gloves and protective eyewear when handling the plant. Remove seed heads to prevent unwanted spread.

❓ Frequently Asked Questions — Comparing These Plants

Cranesbill

What are the light requirements for Cranesbill?

Cranesbill thrives in conditions with ample sunlight. Most varieties prefer at least six hours of direct sunlight per day, although some can tolerate partial shade, especially in hotter climates. Insufficient light can lead to leggy growth, reduced flowering, and paler foliage. When grown indoors, place your Cranesbill near a south-facing window to maximize light exposure. If natural light is limited, consider supplementing with grow lights to ensure adequate illumination. Rotate the plant regularly to promote even growth on all sides. Observe the plant’s foliage for signs of light stress, such as yellowing or scorching, and adjust its placement accordingly. Providing the right amount of light is crucial for the overall health and blooming performance of your Cranesbill.

How do I care for Cranesbill?

Cranesbill are relatively easy to care for, making them ideal for both novice and experienced gardeners. Provide them with well-draining soil and a location that receives at least six hours of sunlight daily, although some varieties tolerate partial shade. Water deeply when the top inch of soil feels dry, avoiding overwatering, which can lead to root rot. Fertilize in the spring with a balanced fertilizer to promote healthy growth and abundant blooms. Deadhead spent flowers regularly to encourage continuous blooming throughout the season. Prune back leggy growth to maintain a compact shape. Mulch around the base of the plant to retain moisture and suppress weeds. Monitor for pests such as aphids and spider mites and treat as needed. Divide established plants every few years to rejuvenate them and prevent overcrowding. With proper care, Cranesbill will reward you with beautiful blooms and lush foliage for many years.

How do I propagate Cranesbill?

Cranesbill can be propagated through division, stem cuttings, or seed. For division, carefully dig up an established plant in the spring or fall and divide 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 the spring or summer. Remove the lower leaves and dip the cut end in rooting hormone. Plant the cuttings in a moist potting mix and keep them humid until they root. Seed propagation is also possible, but can be slow. Sow seeds indoors in late winter and transplant seedlings outdoors after the last frost. Choose the propagation method that best suits your needs and enjoy expanding your Cranesbill collection.

Myrtle Spurge

What are the light requirements for Myrtle Spurge?

Myrtle Spurge thrives in bright, direct sunlight. Aim for at least 6 hours of sunlight per day. An east- or south-facing window is ideal. If grown outdoors, choose a location that receives full sun. Insufficient light can lead to etiolation, where the plant stretches towards the light source, resulting in weak, leggy growth. Rotate the plant regularly to ensure even light exposure on all sides. In regions with intense summer sun, provide some afternoon shade to prevent scorching. Supplement with grow lights if natural light is limited, particularly during winter months.

How do I care for Myrtle Spurge?

Myrtle Spurge requires well-draining soil, such as a cactus or succulent mix, to prevent root rot. Water thoroughly when the soil is completely dry, typically every 2-4 weeks, depending on environmental conditions. Provide bright, direct sunlight for at least 6 hours a day; however, protect it from intense afternoon sun in hot climates. Fertilize sparingly, only during the growing season (spring and summer), using a balanced, diluted succulent fertilizer. Prune dead or damaged leaves to maintain its appearance. Be extremely cautious of the milky sap, which can cause skin irritation. Wear gloves when handling. Avoid overwatering, especially during winter dormancy.

How do I propagate Myrtle Spurge?

Myrtle Spurge can be propagated through stem cuttings, leaf cuttings, or offsets. For stem cuttings, allow the cut end to callous over for a few days before planting in well-draining soil. Rooting hormone can aid in the process. Leaf cuttings can be placed on top of well-draining soil and misted occasionally. Offsets, or small plantlets that grow around the base of the mother plant, can be carefully separated and potted individually. Wear gloves when handling cuttings to avoid skin irritation from the sap. Provide bright, indirect light and maintain consistent moisture until roots develop. Propagation is best done during the growing season (spring or summer).

Last updated: April 11, 2026 — Plant care data reviewed and verified by our editorial team.