Joshua Tree vs Periwinkle Plant Comparison

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

Joshua Tree

Joshua Tree

Yucca brevifolia

VS
Periwinkle

Periwinkle

Vinca minor

Joshua Tree

Joshua Tree

Yucca brevifolia

The Joshua Tree is an iconic, slow-growing evergreen tree native to the Mojave Desert. It's characterized by its branching, yucca-like form, reaching heights of up to 40 feet in its natural habitat. The trunk is covered in rough, fibrous bark, and the branches are tipped with clusters of spiky, blue-green leaves. It is primarily an outdoor plant, highly adapted to arid conditions. People are drawn to its unique sculptural form and desert aesthetic, but it is extremely difficult to cultivate indoors.

Asparagaceae Southwestern United States (California, Arizona, Nevada, Utah)
✨ Features: Unique sculptural form, drought tolerance
📖 Read Complete Joshua Tree Guide
Periwinkle

Periwinkle

Vinca minor

Vinca minor, or Common Periwinkle, is a trailing, evergreen perennial vine often used as a ground cover. It features glossy, dark green, ovate leaves and produces small, five-petaled, typically blue-violet flowers in spring and sporadically throughout the growing season. While appreciated for its ability to quickly cover ground and suppress weeds outdoors, it is not ideally suited for indoor cultivation. People grow it for its attractive foliage, low maintenance, and ability to thrive in shady areas outdoors. It spreads via creeping stems that root at the nodes.

Apocynaceae Central and Southern Europe
✨ Features: Evergreen foliage, ground cover, erosion control.
📖 Read Complete Periwinkle Guide

Quick Plant Comparison

Feature Joshua Tree Periwinkle
Light Full sun (at least 6-8 hours of direct sunlight daily) Partial shade to full shade outdoors. Bright, indirect light if attempted indoors.
Watering Every 2-4 weeks, depending on temperature and humidity Outdoors: Water deeply once a week during dry periods. Indoors: Every 7-10 days, allowing the top inch of soil to dry out slightly between waterings.
Humidity 20-40% 30-50%
Temperature 15-32°C 15-24°C
Care Level Expert Expert
Growth Rate Very Slow Fast
Max Height Virtually impossible to achieve mature height indoors. Expect stunted growth, possibly reaching 1-2 meters in many years. Outdoors: 10-15 cm. Indoors: Difficult to maintain, typically shorter.
Pet Safety ❌ Toxic To Pets ❌ Toxic To Pets
Soil Well-draining, sandy or gravelly soil. Cactus mix is ideal. Well-draining soil, loamy or sandy soil is best. Indoors, use a standard potting mix.
Beginner Friendly ❌ No ❌ No
Weekly Maintenance 15 minutes weekly 5-10 minutes weekly (mostly for pruning outdoors)

🔬 Botanical Information — Comparing These Plants

Joshua Tree

Scientific Name Yucca brevifolia
Family Asparagaceae
Native To Southwestern United States (California, Arizona, Nevada, Utah)
Also Known As Joshua Tree, Yucca Palm, Tree Yucca
Leaves Rigid, spiky, blue-green leaves arranged in dense rosettes at the ends of branches. Leaves are typically 15-30 cm long and have sharp points.
Flowers Joshua Trees rarely flower indoors. Outdoors, they produce large clusters of creamy white flowers in spring, but flowering is dependent on specific environmental conditions and maturity.

Periwinkle

Scientific Name Vinca minor
Family Apocynaceae
Native To Central and Southern Europe
Also Known As Common Periwinkle, Lesser Periwinkle, Creeping Myrtle
Leaves The leaves of Vinca minor are small, ovate, and glossy dark green. They are typically 2-5 cm long and arranged oppositely along the stems. The texture is smooth and slightly leathery.
Flowers Vinca minor produces small, five-petaled flowers, typically blue-violet, in spring and sporadically throughout the growing season. While it can flower indoors under ideal conditions, it is rare and not the primary reason for growing it.

📏 Size & Growth — Plant Comparison

Joshua Tree

Height Virtually impossible to achieve mature height indoors. Expect stunted growth, possibly reaching 1-2 meters in many years.
Spread Limited spread indoors, but can still reach 0.5-1 meter.
Growth Rate Very Slow
Growth Pattern Upright, branching tree-like form. Slow-growing with a distinct trunk and multiple branches tipped with clusters of leaves.

Periwinkle

Height Outdoors: 10-15 cm. Indoors: Difficult to maintain, typically shorter.
Spread Spreads indefinitely via creeping stems (aggressive spreader)
Growth Rate Fast
Growth Pattern Vinca minor is a trailing, evergreen perennial vine that spreads horizontally along the ground. It forms a dense mat of foliage, rooting at the nodes where the stems touch the soil.

🌱 Propagation — Comparing Plant Growth

Joshua Tree

Methods: Seed, stem cuttings (difficult), root division (difficult)

Difficulty: Difficult

Tips: Propagation is challenging and best left to experienced growers. Stem cuttings require callousing and rooting hormone. Seeds require scarification and specific temperature conditions.

Periwinkle

Methods: Stem cuttings, Division, Layering

Difficulty: Easy

Tips: Take stem cuttings in spring or summer. Root them in water or directly in moist soil. For division, separate rooted sections of the plant and replant them.

✨ Benefits & Features — Comparing Plant Value

Joshua Tree

The Joshua Tree's branching pattern is unique to each individual plant, making each one a living sculpture. Its symbiotic relationship with the Yucca moth is a fascinating example of co-evolution.

  • ✓ Unique sculptural aesthetic
  • ✓ Drought-tolerant and low-maintenance (once established)
  • ✓ Conversation starter
  • ✓ Adds a touch of the desert to your home
  • ✓ Can be a long-lived plant with proper care
  • ⚠️ Toxic to pets

Periwinkle

Vinca minor is known for its ability to thrive in shady conditions where other plants struggle. Its evergreen foliage provides year-round ground cover, and it's relatively low-maintenance once established.

  • ✓ Erosion control on slopes.
  • ✓ Suppresses weed growth.
  • ✓ Provides year-round evergreen foliage.
  • ✓ Low maintenance once established.
  • ✓ Attracts pollinators (bees and butterflies) when flowering.
  • ⚠️ Toxic to pets

📅 Maintenance Schedule — Plant Care Comparison

Joshua Tree

Repotting Every 2-3 years, or when the plant becomes root-bound. Use a well-draining cactus mix.
Pruning Minimal pruning required. Remove dead or damaged branches as needed.
Fertilizing Use a balanced, slow-release fertilizer in spring. Fertilize sparingly, no more than once or twice a year.
Seasonal Care Reduce watering in winter during dormancy. Increase watering slightly in summer during the growing season. Provide maximum sunlight year-round.

Periwinkle

Repotting Not recommended for indoor growing due to aggressive spreading. If grown in a container, repot annually in spring to refresh the soil.
Pruning Prune in spring to control spread and maintain shape. Remove any dead or damaged stems.
Fertilizing Outdoors, fertilize in spring with a balanced slow-release fertilizer. Indoors, fertilize sparingly, once in spring and once in summer, with a diluted liquid fertilizer.
Seasonal Care In winter, protect from harsh winds and heavy snow. In spring, prune to maintain shape and control spread. In summer, water during dry periods. In fall, remove any dead or diseased foliage.

🌞 Light Requirements

Joshua Tree

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

Low light tolerant: ❌ No

Periwinkle

Partial shade to full shade outdoors. Bright, indirect light if attempted indoors.

Low light tolerant: ❌ No

💧 Watering Needs

Joshua Tree

Water deeply but infrequently, allowing the soil to dry out completely between waterings. Overwatering is a major concern. Signs of overwatering include yellowing leaves and root rot. Underwatering is indicated by shriveled or drooping leaves.

Periwinkle

Outdoors, water regularly during the first growing season to establish a strong root system. Once established, it is drought-tolerant. Indoors, keep the soil consistently moist but not soggy. Overwatering can lead to root rot, while underwatering will cause the leaves to wilt.

🌡️ Temperature & Humidity

Joshua Tree

Temperature: 15-32°C

Humidity: 20-40%

Periwinkle

Temperature: 15-24°C

Humidity: 30-50%

🤔 Which Plant Is Right For You?

Joshua Tree

Joshua Tree

Yucca brevifolia
Care: Expert Time: 15 minutes weekly Beginner: No

Experienced plant enthusiasts with access to a very sunny location and a willingness to provide specialized care.

✅ Choose This Plant If...

  • You have a very sunny, south-facing window and are willing to supplement with grow lights.
  • You are an experienced plant grower looking for a challenging project.
  • You are fascinated by desert plants and their unique adaptations.
  • You understand the slow growth rate and are patient.
  • You can provide excellent drainage and avoid overwatering.

❌ Skip This Plant If...

  • You have low light conditions in your home.
  • You are a beginner plant owner.
  • You tend to overwater your plants.
  • You have pets that might ingest the plant.
  • You expect rapid growth and a lush appearance.
📍 Ideal Location: Extremely sunny south-facing window, ideally with supplemental grow lights.
🎨 Style: Desert, Southwestern, Minimalist
🏠 Apartment Friendly: Limited
⚠️ Saponins in Yucca species are toxic to dogs, cats, and horses. Symptoms include vomiting, diarrhea, and drooling. All parts of the plant are considered toxic.
Periwinkle

Periwinkle

Vinca minor
Care: Expert Time: 5-10 minutes weekly (mostly for pruning outdoors) Beginner: No

Gardeners looking for a low-maintenance, evergreen ground cover for shady areas outdoors.

✅ Choose This Plant If...

  • You need a fast-spreading ground cover for a shady area outdoors.
  • You want an evergreen plant that provides year-round interest.
  • You are looking for a low-maintenance plant that requires minimal care once established.
  • You need a plant that helps control erosion on slopes.
  • You want to suppress weed growth in your garden.

❌ Skip This Plant If...

  • You have pets that might ingest it, as it is toxic.
  • You are looking for an easy-to-grow indoor plant.
  • You don't want a plant that spreads aggressively.
📍 Ideal Location: Outdoors in a shady garden bed or slope. Not recommended for indoor locations.
🎨 Style: Cottage, Woodland, Traditional
🏠 Apartment Friendly: No
⚠️ Toxic to dogs, cats, and horses. Contains indole alkaloids. Symptoms include vomiting, diarrhea, incoordination, tremors, and seizures. All parts of the plant are toxic, but especially the stems and leaves.

🎯 Quick Verdict

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

⚡ Key Differences Between These Plants

📈

Joshua Tree has very slow growth, while Periwinkle grows fast.

💡 Pro Tips For Comparing These Plants

Joshua Tree Care Tips

Joshua Trees are extremely challenging to grow indoors due to their high light requirements, slow growth, and sensitivity to overwatering. Replicating their natural desert environment is difficult, making them unsuitable for most indoor environments. Requires very bright light, infrequent watering, and excellent drainage.

  • Use a terracotta pot to promote drainage.
  • Provide supplemental grow lights if natural light is insufficient.
  • Water deeply but infrequently, allowing the soil to dry out completely.
  • Monitor for pests regularly and treat promptly.
  • Avoid fertilizing during the winter dormancy period.
❄️ Winter: Reduce watering significantly during winter dormancy. Ensure adequate light, even during shorter days. Protect from freezing temperatures if kept outdoors.
☀️ Summer: Provide adequate ventilation to prevent overheating. Water more frequently during the growing season, but still allow the soil to dry out between waterings. Protect from intense afternoon sun if showing signs of stress.

Periwinkle Care Tips

Vinca minor is primarily an outdoor ground cover and is challenging to grow indoors. It requires bright, indirect light, consistent moisture, and well-draining soil. Its aggressive spreading habit makes it difficult to contain in a pot. It is also toxic to pets.

  • Plant in well-draining soil to prevent root rot.
  • Prune regularly to control its spread.
  • Water deeply during dry periods, especially when newly planted.
  • Fertilize in spring with a balanced fertilizer.
  • Monitor for pests and diseases and treat promptly.
❄️ Winter: Outdoors, protect from harsh winds and heavy snow. Indoors (not recommended), maintain consistent moisture and avoid placing near drafts.
☀️ Summer: Outdoors, water during dry periods. Indoors (not recommended), ensure adequate ventilation and avoid direct sunlight to prevent scorching.

⚠️ Common Problems & Solutions — Plant Care Comparison

Joshua Tree

Common Issues: Root rot, scale, mealybugs, etiolation (stretching due to insufficient light)
Solutions: Root rot: Improve drainage, reduce watering frequency. Scale/Mealybugs: Treat with insecticidal soap. Etiolation: Provide more light.

Periwinkle

Common Issues: Root rot, Aphids, Spider mites, Leaf spot
Solutions: Root rot: Ensure well-draining soil and avoid overwatering. Aphids: Spray with insecticidal soap. Spider mites: Increase humidity and treat with miticide. Leaf spot: Remove affected leaves and apply a fungicide.

❓ Frequently Asked Questions — Comparing These Plants

Joshua Tree

What are the light requirements for Joshua Tree?

Joshua Trees thrive in bright, direct sunlight, mimicking their native desert environment. Ideally, place your Joshua Tree near a south-facing window where it can receive at least 6-8 hours of direct sunlight daily. If natural light is insufficient, supplement with grow lights. Rotate the plant regularly to ensure even light exposure on all sides. Insufficient light can lead to leggy growth and pale leaves. During the winter months, when natural light is reduced, consider increasing the duration of grow light exposure.

How do I care for Joshua Tree?

Joshua Trees require bright, direct sunlight for at least 6-8 hours per day. Use a well-draining potting mix specifically formulated for cacti and succulents. Water thoroughly when the soil is completely dry, typically every 2-4 weeks, and allow excess water to drain away. Avoid overwatering, as this can lead to root rot. Maintain a temperature between 65-85°F (18-29°C) and low to moderate humidity. Fertilize sparingly, only during the growing season (spring and summer), with a balanced liquid fertilizer diluted to half strength. Repot only when necessary, typically every 2-3 years, using a slightly larger pot. Prune dead or damaged leaves as needed. Provide good air circulation to prevent fungal diseases. Avoid temperature fluctuations.

How do I propagate Joshua Tree?

Joshua Trees can be propagated through stem cuttings, although it can be challenging. Take a healthy stem cutting, about 4-6 inches long, and allow it to callous over for several days. Dip the cut end in rooting hormone and plant it in a well-draining potting mix. Keep the soil slightly moist and provide bright, indirect light. Air layering is another method, involving wounding a stem, wrapping it in moist sphagnum moss, and covering it with plastic wrap until roots develop. Once roots are visible, cut the stem below the roots and plant it in a pot. Propagation is best done during the growing season.

Periwinkle

What are the light requirements for Periwinkle?

Periwinkle flourishes in bright, indirect light, but it can also tolerate some direct sunlight, especially in the morning or late afternoon. Insufficient light can lead to leggy growth and reduced flowering. When grown indoors, place your Periwinkle near an east- or west-facing window where it can receive ample light without being scorched by the midday sun. If natural light is limited, supplement with a grow light for 12-14 hours per day. Rotate the plant regularly to ensure even light exposure on all sides. In outdoor settings, choose a location that offers partial shade, especially in hotter climates.

How do I care for Periwinkle?

Periwinkle thrives with bright, indirect light, but can tolerate some direct sunlight. Water when the top inch of soil feels dry to the touch, ensuring good drainage to prevent root rot. Fertilize monthly during the growing season (spring and summer) with a balanced liquid fertilizer diluted to half strength to encourage blooming. Prune regularly to maintain shape and remove any dead or yellowing foliage. Maintain a humidity level of around 40-60%. Repot in spring every 1-2 years using a well-draining potting mix. Monitor for pests like aphids or spider mites and treat promptly. Provide adequate air circulation to prevent fungal diseases. Avoid overwatering, especially during the winter months.

How do I propagate Periwinkle?

Periwinkle is 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, typically in 2-4 weeks. Division can be done by carefully separating the root ball of a mature plant into smaller sections and replanting them. Periwinkle does not produce keiki.

Last updated: April 28, 2026 — Plant care data reviewed and verified by our editorial team.