Bee Balm vs Four O'Clock Plant Comparison

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

Bee Balm

Bee Balm

Monarda didyma

VS
Four O'Clock

Four O'Clock

Mirabilis jalapa

Bee Balm

Bee Balm

Monarda didyma

Bee Balm is a perennial herbaceous plant known for its vibrant, showy flowers and aromatic foliage. Typically found in moist meadows and along stream banks, it grows upright, reaching heights of 2-4 feet. The plant features square stems and opposite leaves. It's primarily an outdoor plant, prized for attracting pollinators like bees, butterflies, and hummingbirds to gardens. People grow it for its ornamental value, fragrant leaves (used in teas), and its ability to attract beneficial wildlife.

Lamiaceae Eastern North America
✨ Features: Attracts pollinators, fragrant foliage, edible flowers and leaves.
📖 Read Complete Bee Balm Guide
Four O'Clock

Four O'Clock

Mirabilis jalapa

Mirabilis jalapa, commonly known as the Four O'Clock flower, is a bushy, herbaceous perennial typically grown as an annual in cooler climates. It's known for its trumpet-shaped flowers that open in the late afternoon or early evening, releasing a sweet fragrance. The flowers come in a variety of colors, including pink, red, yellow, white, and multicolored variations. It grows from tuberous roots and can reach a height of 1-3 feet. It is primarily grown outdoors in gardens and borders for its vibrant colors and evening fragrance. It is not ideally suited as an indoor plant.

Nyctaginaceae Tropical South America
✨ Features: Flowers open in the late afternoon or early evening and emit a sweet fragrance; flowers come in a variety of colors and can even be multicolored on the same plant.
📖 Read Complete Four O'Clock Guide

Quick Plant Comparison

Feature Bee Balm Four O'Clock
Light Full sun to partial shade. Requires at least 6 hours of direct sunlight for optimal flowering. Full sun to partial shade
Watering Every 7-10 days, depending on weather and soil drainage. Every 3-7 days depending on weather and soil drainage
Humidity 40-60% 40-60%
Temperature 16-27°C 18-27°C
Care Level Expert Expert
Growth Rate Fast Fast
Max Height N/A (Primarily outdoor plant) 0.3-1 meter (indoors unlikely to reach this height)
Pet Safety ❌ Toxic To Pets ❌ Toxic To Pets
Soil Well-drained, fertile soil. A mix of garden soil, compost, and perlite is suitable. Well-draining soil, such as a mix of garden soil, sand, and compost
Beginner Friendly ❌ No ❌ No
Weekly Maintenance 15 minutes weekly (weeding, deadheading, watering) 15 minutes weekly

🔬 Botanical Information — Comparing These Plants

Bee Balm

Scientific Name Monarda didyma
Family Lamiaceae
Native To Eastern North America
Also Known As Bee Balm, Oswego Tea, Scarlet Bee Balm, Bergamot
Leaves Opposite, lance-shaped leaves with serrated edges. They are typically dark green and have a minty fragrance when crushed. The leaves are about 3-6 inches long.
Flowers Rarely flowers indoors. Outdoors, it produces showy, tubular flowers in shades of red, pink, purple, or white. The flowers are arranged in dense, rounded clusters at the top of the stems and bloom in mid-summer.

Four O'Clock

Scientific Name Mirabilis jalapa
Family Nyctaginaceae
Native To Tropical South America
Also Known As Four O'Clock Flower, Marvel of Peru, Beauty-of-the-Night
Leaves The leaves are ovate to lance-shaped, typically 2-4 inches long, and have a smooth texture. They are usually medium green in color and arranged oppositely along the stems.
Flowers Flowers are trumpet-shaped, about 1-2 inches long, and come in a variety of colors including pink, red, yellow, white, and multicolored. They open in the late afternoon or early evening and emit a sweet fragrance. Flowering indoors is rare and unlikely.

📏 Size & Growth — Plant Comparison

Bee Balm

Height N/A (Primarily outdoor plant)
Spread N/A (Primarily outdoor plant, spreads via rhizomes)
Growth Rate Fast
Growth Pattern Upright, clumping perennial that spreads via rhizomes. It forms dense colonies over time if not contained.

Four O'Clock

Height 0.3-1 meter (indoors unlikely to reach this height)
Spread 0.3-0.6 meters (can spread via tuberous roots)
Growth Rate Fast
Growth Pattern Bushy and upright, typically reaching 1-3 feet in height and spread. It grows from tuberous roots, which allow it to regrow each year in warmer climates.

🌱 Propagation — Comparing Plant Growth

Bee Balm

Methods: Division, Seed, Stem cuttings

Difficulty: Easy

Tips: Divide clumps in spring or fall. Take stem cuttings in late spring or early summer. Sow seeds in spring after the last frost.

Four O'Clock

Methods: Seed, Tuber division

Difficulty: Easy

Tips: Sow seeds directly in the garden after the last frost or start them indoors 6-8 weeks before. Divide tubers in early spring.

✨ Benefits & Features — Comparing Plant Value

Bee Balm

Bee Balm is unique for its showy, pom-pom-like flowers that attract hummingbirds and butterflies. Its fragrant foliage can be used to make a tea similar to Earl Grey. It also has a long history of medicinal use by Native Americans.

  • ✓ Attracts pollinators, supporting local ecosystems.
  • ✓ Provides fragrant foliage for teas and culinary uses.
  • ✓ Adds vibrant color and visual interest to gardens.
  • ✓ Relatively low-maintenance once established.
  • ✓ Can be used medicinally (consult with a qualified herbalist).
  • ⚠️ Toxic to pets

Four O'Clock

The flowers open in the late afternoon or early evening, hence the name 'Four O'Clock'. They are known for their sweet fragrance and the ability to produce multiple colors on the same plant, sometimes even on the same flower.

  • ✓ Adds vibrant color to the garden
  • ✓ Provides a sweet evening fragrance
  • ✓ Attracts pollinators
  • ✓ Relatively low-maintenance once established
  • ✓ Can self-seed and naturalize in suitable climates
  • ⚠️ Toxic to pets

📅 Maintenance Schedule — Plant Care Comparison

Bee Balm

Repotting N/A (Primarily outdoor plant, divide clumps every 2-3 years to control spread)
Pruning Deadhead spent flowers to encourage more blooms. Cut back foliage in fall after flowering.
Fertilizing Balanced slow-release fertilizer in spring. Avoid over-fertilizing, which can reduce flowering.
Seasonal Care Spring: Divide clumps, fertilize. Summer: Monitor for pests and diseases, deadhead spent flowers. Fall: Cut back foliage after flowering. Winter: Dormant.

Four O'Clock

Repotting Not typically grown indoors. If grown in containers, repot annually in the spring, especially if root-bound.
Pruning Deadhead spent flowers to encourage more blooms. Prune back stems in late fall to prepare for winter dormancy.
Fertilizing Balanced liquid fertilizer (10-10-10) diluted to half strength, every 4-6 weeks during the growing season
Seasonal Care In colder climates, treat as an annual or dig up tubers in the fall and store them in a cool, dry place for replanting in the spring. Reduce watering in the winter.

🌞 Light Requirements

Bee Balm

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

Low light tolerant: ❌ No

Four O'Clock

Full sun to partial shade

Low light tolerant: ❌ No

💧 Watering Needs

Bee Balm

Water deeply when the top inch of soil feels dry to the touch. Avoid overhead watering to prevent powdery mildew. Overwatering can lead to root rot, indicated by yellowing leaves and a musty smell. Underwatering results in wilting and dry, crispy leaves.

Four O'Clock

Water deeply when the top inch of soil feels dry. Avoid overwatering, which can lead to root rot. During hot summer months, more frequent watering may be necessary. Reduce watering in cooler months.

🌡️ Temperature & Humidity

Bee Balm

Temperature: 16-27°C

Humidity: 40-60%

Four O'Clock

Temperature: 18-27°C

Humidity: 40-60%

🤔 Which Plant Is Right For You?

Bee Balm

Bee Balm

Monarda didyma
Care: Expert Time: 15 minutes weekly (weeding, deadheading, watering) Beginner: No

Gardeners looking to attract pollinators and add vibrant color to their outdoor spaces.

✅ Choose This Plant If...

  • You want to attract hummingbirds and butterflies to your garden.
  • You enjoy fragrant foliage that can be used in teas.
  • You want a vibrant, colorful addition to your flower beds.
  • You have a sunny garden space with well-drained soil.
  • You are looking for a relatively low-maintenance perennial once established.

❌ Skip This Plant If...

  • You have limited sunlight in your garden.
  • You are looking for a low-maintenance indoor plant.
  • You have pets that might ingest the plant.
  • You live in a very dry climate without supplemental watering.
  • You are prone to powdery mildew issues in your garden.
📍 Ideal Location: Outdoor garden, flower bed, or pollinator garden with full sun exposure.
🎨 Style: Cottage, Naturalistic, Wildflower
🏠 Apartment Friendly: No
⚠️ According to the ASPCA, Bee Balm contains essential oils that are toxic to dogs, cats, and horses. Symptoms include gastrointestinal upset (vomiting, diarrhea), skin irritation, and photosensitivity.
Four O'Clock

Four O'Clock

Mirabilis jalapa
Care: Expert Time: 15 minutes weekly Beginner: No

Gardeners looking for a fragrant, colorful addition to their evening garden.

✅ Choose This Plant If...

  • You want a fragrant evening garden
  • You enjoy vibrant, multicolored flowers
  • You want a plant that attracts pollinators like moths and hummingbirds
  • You are looking for a low-maintenance outdoor plant once established
  • You want a plant that can self-seed and return year after year.

❌ Skip This Plant If...

  • You have pets that may ingest the plant
  • You lack a sunny outdoor space
  • You want a plant that thrives indoors.
📍 Ideal Location: Outdoor garden, sunny border, or patio container
🎨 Style: Cottage, Bohemian, Traditional
🏠 Apartment Friendly: No
⚠️ All parts of the plant, especially the seeds and roots, are toxic to dogs, cats, and horses. Symptoms include vomiting, diarrhea, and abdominal pain. According to the ASPCA, it contains asparagine.

🎯 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

Bee Balm Care Tips

Bee Balm is primarily an outdoor plant and is challenging to grow indoors due to its high light requirements and susceptibility to powdery mildew in enclosed environments. It needs full sun, well-drained soil, and good air circulation. Indoor attempts often result in leggy growth and poor flowering.

  • Plant in well-drained soil to prevent root rot.
  • Provide full sun for optimal flowering.
  • Deadhead spent flowers regularly to encourage more blooms.
  • Divide clumps every 2-3 years to control spread and rejuvenate the plant.
  • Monitor for powdery mildew and treat promptly with a fungicide if necessary.
❄️ Winter: Cut back foliage to the ground after flowering. Mulch around the base of the plant to protect the roots from freezing temperatures in colder climates. Bee Balm is dormant in winter.
☀️ Summer: Water regularly during dry spells. Deadhead spent flowers to encourage more blooms. Monitor for pests and diseases, such as powdery mildew. Provide support if the plants become leggy or top-heavy.

Four O'Clock Care Tips

Four O'Clocks are primarily outdoor plants and require full sun to thrive. Growing them indoors is challenging due to their high light requirements and potential for pest infestations. They also spread via tuberous roots, which can quickly outgrow a container. Indoor flowering is unlikely.

  • Plant in well-draining soil to prevent root rot.
  • Provide full sun for best flowering.
  • Deadhead spent flowers regularly to encourage more blooms.
  • Protect from strong winds, which can damage the delicate stems.
  • Monitor for pests like aphids and treat promptly.
❄️ Winter: In colder climates, dig up the tubers and store them in a cool, dry place over the winter. Alternatively, treat as an annual and replant in the spring.
☀️ Summer: Provide consistent moisture during the hot summer months. Deadhead spent flowers to encourage more blooms. Monitor for pests and diseases.

⚠️ Common Problems & Solutions — Plant Care Comparison

Bee Balm

Common Issues: Powdery mildew, Root rot, Spider mites, Japanese beetles
Solutions: Powdery mildew: Improve air circulation, use a fungicide. Root rot: Ensure well-drained soil, reduce watering. Spider mites: Spray with insecticidal soap. Japanese beetles: Handpick or use appropriate insecticide.

Four O'Clock

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

❓ Frequently Asked Questions — Comparing These Plants

Bee Balm

What are the light requirements for Bee Balm?

Bee Balm needs a significant amount of sunlight to flourish and produce abundant blooms. Ideally, it should receive at least 6 hours of direct sunlight each day. In hotter climates, some afternoon shade can be beneficial to prevent scorching of the leaves. Insufficient light can lead to leggy growth, reduced flowering, and increased susceptibility to diseases like powdery mildew. When planting, choose a location that receives full sun for most of the day. If growing in containers, rotate the plants regularly to ensure even light exposure on all sides. Observe your plants closely and adjust their location if they are not receiving enough sunlight.

How do I care for Bee Balm?

Bee Balm thrives in full sun to partial shade, requiring at least 6 hours of sunlight daily for optimal flowering. Well-drained soil is crucial to prevent root rot. Water regularly, especially during dry periods, keeping the soil consistently moist but not waterlogged. Fertilize in spring with a balanced fertilizer to encourage healthy growth and abundant blooms. Deadhead spent flowers to promote reblooming throughout the summer. Space plants adequately to allow for good air circulation, which helps prevent powdery mildew. Divide clumps every 2-3 years to maintain vigor and prevent overcrowding. Mulch around the base of the plants to retain moisture and suppress weeds. Monitor for pests like aphids and spider mites, and treat as needed. Prune back stems to the ground in late fall or early spring.

How do I propagate Bee Balm?

Bee Balm is easily propagated through division, stem cuttings, or seeds. For division, dig up a mature clump in early spring or fall and separate it into smaller sections, each with healthy roots and shoots. Replant the divisions in well-prepared soil. To propagate from stem cuttings, take 4-6 inch cuttings from new growth in spring or early 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 until roots develop. Seeds can be sown directly into the garden in fall or started indoors in early spring. Keep the soil moist and provide adequate light for germination.

Four O'Clock

What are the light requirements for Four O'Clock?

Four O’Clocks thrive in full sun, needing at least 6 hours of direct sunlight daily to produce abundant blooms. A sunny location encourages strong growth and vibrant flower colors. While they can tolerate partial shade, reduced sunlight will result in fewer flowers and leggier growth.

How do I care for Four O'Clock?

Four O’Clocks are relatively easy to care for. Plant them in well-draining soil in a location that receives at least 6 hours of sunlight daily for optimal blooming. Water regularly, especially during dry periods, but avoid overwatering, which can lead to root rot. Fertilize monthly during the growing season with a balanced fertilizer or one formulated for blooming plants to encourage abundant flowering.

How do I propagate Four O'Clock?

Four O’Clocks can be propagated through seeds, tubers, or stem cuttings.

Last updated: April 30, 2026 — Plant care data reviewed and verified by our editorial team.