Mastic Tree vs Monkey Flower Plant Comparison

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

Mastic Tree

Mastic Tree

Pistacia lentiscus

VS
Monkey Flower

Monkey Flower

Mimulus aurantiacus

Mastic Tree

Mastic Tree

Pistacia lentiscus

Pistacia lentiscus, or Mastic Tree, is an evergreen shrub or small tree native to the Mediterranean. It typically grows to 1-8 meters tall. It is known for producing mastic, a resin used in chewing gum, liquors, and varnishes. The plant has a dense, bushy habit with pinnate leaves. While it can be grown in containers, it is primarily an outdoor plant, thriving in full sun and well-drained soil. People grow it for its ornamental value, drought tolerance, and the aromatic resin it produces.

Anacardiaceae Mediterranean region
✨ Features: Produces mastic resin, drought-tolerant, evergreen foliage
📖 Read Complete Mastic Tree Guide
Monkey Flower

Monkey Flower

Mimulus aurantiacus

Mimulus aurantiacus, commonly known as Sticky Monkey-flower, is a perennial shrub native to the California chaparral. It typically grows to 1-5 feet tall and wide, featuring narrow, sticky leaves. The plant is named for its bright orange, tubular flowers that resemble a monkey's face. It thrives in dry, sunny conditions and is well-adapted to drought. While primarily an outdoor plant, it is grown for its vibrant flowers and ability to attract pollinators like hummingbirds and butterflies. Indoor cultivation is challenging due to its high light requirements and need for well-draining soil.

Phrymaceae California and Baja California
✨ Features: Drought tolerance, attracts pollinators, deer resistant
📖 Read Complete Monkey Flower Guide

Quick Plant Comparison

Feature Mastic Tree Monkey Flower
Light Full sun to partial shade Full sun to partial shade
Watering Every 1-2 weeks, depending on environmental conditions Every 1-2 weeks, depending on sunlight and temperature
Humidity 40-60% 30-50%
Temperature 15-25°C 15-27°C
Care Level Expert Expert
Growth Rate Slow Moderate
Max Height 1-2 meters (indoors, in containers) 0.3-1.5 meters (1-5 feet) outdoors, smaller indoors (if grown)
Pet Safety ✅ Safe ✅ Safe
Soil Well-drained sandy or loamy soil Well-draining sandy or loamy soil
Beginner Friendly ❌ No ❌ No
Weekly Maintenance 30 minutes weekly (primarily watering and checking for pests) 15 minutes weekly

🔬 Botanical Information — Comparing These Plants

Mastic Tree

Scientific Name Pistacia lentiscus
Family Anacardiaceae
Native To Mediterranean region
Also Known As Mastic Tree, Lentisk
Leaves The leaves are pinnately compound, consisting of 4-10 pairs of leaflets. The leaflets are small, oval-shaped, and leathery in texture. They are a glossy dark green color and emit a resinous aroma when crushed.
Flowers The Mastic Tree produces small, inconspicuous flowers in spring. Male and female flowers are borne on separate plants (dioecious). Flowering is rare indoors.

Monkey Flower

Scientific Name Mimulus aurantiacus
Family Phrymaceae
Native To California and Baja California
Also Known As Sticky Monkey-flower, Orange Monkey Flower
Leaves The leaves are narrow, lance-shaped, and sticky due to a resinous coating. They are typically 2-7 cm long and arranged oppositely along the stems. The color is usually a medium to dark green.
Flowers It flowers outdoors in spring and summer. The flowers are tubular, typically bright orange, and about 2-5 cm long. They have five lobes that resemble a monkey's face, hence the common name. Flowering is unlikely indoors.

📏 Size & Growth — Plant Comparison

Mastic Tree

Height 1-2 meters (indoors, in containers)
Spread 1-1.5 meters (indoors, in containers)
Growth Rate Slow
Growth Pattern The Mastic Tree typically grows as a dense, multi-stemmed shrub or small tree. It has an upright growth habit and can be pruned to maintain a desired shape. It does not spread aggressively.

Monkey Flower

Height 0.3-1.5 meters (1-5 feet) outdoors, smaller indoors (if grown)
Spread 0.3-1.5 meters (1-5 feet) outdoors, smaller indoors (if grown)
Growth Rate Moderate
Growth Pattern Sticky Monkey-flower is a shrubby perennial with an upright, branching growth habit. It typically forms a rounded shape and can spread to be as wide as it is tall.

🌱 Propagation — Comparing Plant Growth

Mastic Tree

Methods: Seed, stem cuttings, layering

Difficulty: Moderate

Tips: Take semi-hardwood cuttings in late summer. Use rooting hormone and provide bottom heat for best results. Seeds require scarification and stratification before sowing.

Monkey Flower

Methods: Seed, stem cuttings

Difficulty: Easy

Tips: For stem cuttings, take 4-6 inch cuttings in spring or summer, remove lower leaves, and root in well-draining soil. Keep the soil consistently moist. Seeds can be sown directly in the garden in fall or started indoors in early spring.

✨ Benefits & Features — Comparing Plant Value

Mastic Tree

The Mastic Tree is unique for its production of mastic resin, a natural gum with a distinctive flavor and aroma. This resin has been used for centuries in traditional medicine, cooking, and cosmetics. Its drought tolerance and evergreen foliage also make it a valuable ornamental plant in Mediterranean climates.

  • ✓ Drought tolerance makes it water-wise.
  • ✓ Evergreen foliage provides year-round visual interest.
  • ✓ Aromatic leaves release a pleasant scent.
  • ✓ Mastic resin has potential medicinal properties.
  • ✓ Provides habitat for local wildlife in outdoor settings.
  • 🐾 Pet Safe

Monkey Flower

The sticky resin on the leaves is a unique adaptation to drought conditions. The flower's shape is specifically adapted to attract hummingbirds for pollination.

  • ✓ Attracts pollinators like hummingbirds and butterflies
  • ✓ Provides vibrant color to the garden
  • ✓ Drought-tolerant, reducing water usage
  • ✓ Deer resistant
  • ✓ Supports native ecosystems
  • 🐾 Pet Safe

📅 Maintenance Schedule — Plant Care Comparison

Mastic Tree

Repotting Every 2-3 years, or when the plant becomes root-bound
Pruning Prune in late winter or early spring to maintain shape and remove dead or damaged branches.
Fertilizing Balanced slow-release fertilizer in spring. Diluted liquid fertilizer every 2-3 months during the growing season.
Seasonal Care Reduce watering in winter. Provide protection from frost in colder climates. Increase watering and fertilization during the growing season (spring and summer).

Monkey Flower

Repotting Not typically grown indoors, so repotting is not usually a concern. If grown in a container, repot every 2-3 years in spring.
Pruning Prune lightly after flowering to maintain shape and encourage bushier growth.
Fertilizing Low-phosphorus fertilizer, diluted to half strength, applied in spring and early summer only.
Seasonal Care In winter, reduce watering and protect from frost in colder climates. In summer, provide adequate water during dry spells and deadhead spent flowers to encourage continued blooming.

🌞 Light Requirements

Mastic Tree

Full sun to partial shade

Low light tolerant: ❌ No

Monkey Flower

Full sun to partial shade

Low light tolerant: ❌ No

💧 Watering Needs

Mastic Tree

Water deeply when the top inch of soil is dry. Avoid overwatering, which can lead to root rot. Allow the soil to dry out slightly between waterings. Signs of overwatering include yellowing leaves and a musty smell. Underwatering is indicated by wilting and dry, crispy leaves.

Monkey Flower

Water deeply when the top inch of soil is dry. Overwatering can lead to root rot, indicated by yellowing leaves and a musty smell. Underwatering results in wilting and dry, crispy leaves. Allow the soil to dry out slightly between waterings.

🌡️ Temperature & Humidity

Mastic Tree

Temperature: 15-25°C

Humidity: 40-60%

Monkey Flower

Temperature: 15-27°C

Humidity: 30-50%

🤔 Which Plant Is Right For You?

Mastic Tree

Mastic Tree

Pistacia lentiscus
Care: Expert Time: 30 minutes weekly (primarily watering and checking for pests) Beginner: No

Gardeners in Mediterranean climates looking for a drought-tolerant ornamental shrub.

✅ Choose This Plant If...

  • You live in a Mediterranean climate and want a drought-tolerant shrub.
  • You are interested in harvesting mastic resin (though indoor growing makes this difficult).
  • You want an evergreen plant with aromatic foliage.
  • You have a sunny outdoor space with well-draining soil.
  • You are an experienced gardener willing to provide the specific care this plant needs.

❌ Skip This Plant If...

  • You live in a cold climate with harsh winters.
  • You lack a sunny outdoor space.
  • You are a beginner gardener.
  • You are looking for a low-maintenance indoor plant.
📍 Ideal Location: Sunny patio or garden in a Mediterranean climate. A sunroom or greenhouse if attempting indoor cultivation.
🎨 Style: Mediterranean, Natural, Rustic
🏠 Apartment Friendly: No
⚠️ According to the ASPCA, Pistacia species are not listed as toxic to dogs, cats, or horses.
Monkey Flower

Monkey Flower

Mimulus aurantiacus
Care: Expert Time: 15 minutes weekly Beginner: No

Experienced gardeners in Mediterranean climates looking for a drought-tolerant, pollinator-attracting plant for their garden.

✅ Choose This Plant If...

  • You live in a Mediterranean climate with hot, dry summers.
  • You want to attract hummingbirds and butterflies to your garden.
  • You are looking for a drought-tolerant plant.
  • You appreciate vibrant orange flowers.
  • You have a sunny garden with well-draining soil.

❌ Skip This Plant If...

  • You live in a climate with cold winters and frequent frost.
  • You don't have a sunny location.
  • You are a beginner gardener looking for an easy-to-grow indoor plant.
📍 Ideal Location: Sunny garden or rock garden
🎨 Style: Natural, Southwestern, Mediterranean
🏠 Apartment Friendly: No
⚠️ According to the ASPCA, Mimulus species are generally considered non-toxic to dogs, cats, and horses.

🎯 Quick Verdict

Best for Beginners Neither ideal
Pet Friendly Both safe ✓
Less Maintenance Similar effort
Apartment Friendly Check space

⚡ Key Differences Between These Plants

📈

Mastic Tree has slow growth, while Monkey Flower grows moderate.

💡 Pro Tips For Comparing These Plants

Mastic Tree Care Tips

Mastic trees are best suited for outdoor environments. Growing them indoors is challenging due to their high light requirements and need for well-drained soil. They require careful watering and fertilization to thrive in containers. Providing adequate ventilation is also crucial.

  • Ensure excellent drainage to prevent root rot.
  • Provide full sun for optimal growth and resin production.
  • Protect from frost in colder climates.
  • Prune regularly to maintain shape and encourage bushier growth.
  • Fertilize sparingly to avoid nutrient imbalances.
❄️ Winter: Reduce watering significantly during the winter months. Protect from frost if grown in a container. Avoid fertilizing during dormancy.
☀️ Summer: Increase watering during the summer months, especially during hot and dry periods. Provide some afternoon shade in extremely hot climates. Fertilize regularly during the growing season.

Monkey Flower Care Tips

Sticky Monkey-flower is primarily an outdoor plant that requires full sun and well-draining soil. Indoor cultivation is challenging due to its high light needs. It is drought-tolerant once established but benefits from occasional watering during dry periods. Pruning after flowering encourages bushier growth. Indoor growing is difficult to achieve.

  • Provide full sun for optimal flowering.
  • Ensure well-draining soil to prevent root rot.
  • Water deeply but infrequently, allowing the soil to dry out between waterings.
  • Prune lightly after flowering to encourage bushier growth.
  • Avoid over-fertilizing, as this can lead to leggy growth.
❄️ Winter: In colder climates, protect from frost with mulch or move container plants to a sheltered location. Reduce watering during the dormant season.
☀️ Summer: Provide adequate water during dry spells. Deadhead spent flowers to encourage continued blooming. Protect from intense afternoon sun in extremely hot climates.

⚠️ Common Problems & Solutions — Plant Care Comparison

Mastic Tree

Common Issues: Root rot, scale insects, nutrient deficiencies
Solutions: Ensure well-draining soil and avoid overwatering to prevent root rot. Treat scale insects with horticultural oil or insecticidal soap. Address nutrient deficiencies with a balanced fertilizer.

Monkey Flower

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

❓ Frequently Asked Questions — Comparing These Plants

Mastic Tree

What are the light requirements for Mastic Tree?

Mastic Trees thrive in bright, indirect light. Insufficient light can lead to leggy growth and reduced foliage density. A location near a south- or west-facing window, filtered by a sheer curtain, provides the ideal light conditions. If you don’t have access to adequate natural light, consider supplementing with a grow light. Rotate your plant regularly to ensure even light exposure on all sides. Avoid placing your Mastic Tree in direct sunlight, especially during the hottest part of the day, as this can scorch the leaves.

How do I care for Mastic Tree?

To ensure your Mastic Tree thrives indoors, provide it with bright, indirect light. A south- or west-facing window is ideal. Water thoroughly when the top inch of soil feels dry to the touch, allowing excess water to drain away. Avoid overwatering, as this can lead to root rot.

How do I propagate Mastic Tree?

Mastic Trees can be propagated through stem cuttings or air layering. For stem cuttings, take a 4-6 inch cutting from a healthy stem. Remove the lower leaves and dip the cut end in rooting hormone. Plant the cutting in a well-draining potting mix and keep it moist. Cover with a plastic bag to maintain humidity. Roots should develop in 4-6 weeks.

Monkey Flower

What are the light requirements for Monkey Flower?

Monkey Flowers require bright, indirect light for optimal growth and blooming. Direct sunlight can scorch the leaves, especially during the hottest part of the day. An east-facing window is ideal, providing gentle morning sun. A west-facing window can work, but be sure to provide shade during the afternoon. If growing indoors, supplement with grow lights if natural light is insufficient. Insufficient light can lead to leggy growth and reduced flowering. Rotate the plant regularly to ensure even light exposure on all sides. If the leaves start to look pale or yellowish, it may be a sign of too much light.

How do I care for Monkey Flower?

Monkey Flowers thrive in bright, indirect light. Water thoroughly when the top inch of soil feels dry, ensuring good drainage to prevent root rot. Fertilize regularly during the blooming season with a balanced liquid fertilizer, diluted to half strength, every two to four weeks. Maintain moderate humidity levels, around 40-60%. Prune spent flowers to encourage new blooms. Repot in spring if the plant becomes root-bound, using a well-draining potting mix. Monitor for pests like aphids and spider mites, and treat promptly with insecticidal soap. Provide good air circulation to prevent fungal diseases. In winter, reduce watering and hold off on fertilizer.

How do I propagate Monkey Flower?

Monkey Flowers can be propagated through division, stem cuttings, and seed.

Last updated: May 9, 2026 — Plant care data reviewed and verified by our editorial team.