How to Grow Monkey Musk

Wikimedia Commons

Monkey Musk

Mimulus moschatus

flower

Monkey Musk is a charming perennial or tender annual with small, snapdragon-like flowers in shades of yellow, orange, and red, often with contrasting spotted or blotched patterns. The plant produces distinctive musky-scented foliage that gives it its common name, though modern cultivars have reduced fragrance. It thrives in moist, shaded conditions and is excellent for hanging baskets, containers, and shade gardens.

When should you plant Monkey Musk in your zone?

Get a personalized planting timeline — when to start seeds, transplant, and harvest — based on your USDA zone and local frost dates. Free to start.

Get my Monkey Musk timeline →

Example Monkey Musk timeline · Pittsburgh, PA (Zone 6b)

  1. Plant Monkey Musk

    Around Apr 17

    Near Pittsburgh's average last spring frost.

  2. Tend & protect

    Late spring–summer

    Watering, feeding, and pest-watch reminders.

  3. First Monkey Musk blooms

    Around Jun 16

    ≈ 60 days after planting

Sample dates for Pittsburgh, PA. Sign up to get exact Monkey Musk dates for your own zip code.

Growing Conditions

☀️
Sun: Partial shade to dappled sunlight; 2-4 hours of indirect sun daily. Avoid intense afternoon sun.
💧
Water: Keep soil consistently moist but not waterlogged. Water regularly, especially during growing season. Prefers humidity; mist foliage in dry conditions.
📏
Spacing: 9 inches
📅
Days to maturity: 60-90 days to first flowers
🌱
Planting depth: Surface sow; seeds need light to germinate. Do not cover seeds.

Soil

Type: Moist, well-draining soil rich in organic matter
pH: 6.0-7.0
Amendments:
Peat moss or coconut coir Compost Perlite for drainage Leaf mold

Growing Zones

Find your zone →

Zones 8-11; grown as an annual in cooler zones

8a 8b 9a 9b 10a 10b 11a 11b

Sign up free to see if Monkey Musk grows in your zone — and get a personalized planting timeline.

Get my Monkey Musk timeline →

Growth Stages

1

Seedling

2-3 weeks

Tiny seedlings with oval cotyledons emerge 10-15 days after sowing. First true leaves appear small and fuzzy.

Keep soil moist and provide bright, indirect light. Maintain high humidity to prevent damping off. Do not let seedlings dry out.

2

Vegetative Growth

3-4 weeks

Plant develops bushy foliage with soft, hairy stems and lance-shaped leaves. Fragrant foliage emerges (in older varieties).

Pinch back growing tips to encourage branching and compact growth. Keep consistently moist. Apply balanced fertilizer every 2 weeks.

3

Flowering

6-8 weeks or longer

Produces abundant small, snapdragon-like flowers with ruffled petals. Colors range from bright yellow to orange-red, often with burgundy spots or blotches inside the throat.

Deadhead spent flowers to encourage continued blooming. Maintain moisture and humidity. Feed with phosphorus-rich fertilizer to support flower production.

4

Peak Bloom & Maintenance

4-6 weeks

Plant reaches full flowering capacity with dense flower clusters covering the foliage. Blooms continue prolifically.

Keep deadheading regularly. Pinch back any leggy stems. Ensure consistent watering and humidity. Watch for powdery mildew in humid conditions.

5

Decline (in cooler zones)

Variable

Plant slows flowering as temperatures drop or day length shortens in autumn.

In frost-prone zones, treat as annual and compost plants after frost. In warm zones, prune back to encourage fresh growth.

Companion Planting

Plan your garden →

Plant with:

Avoid planting near:

Full-sun loving perennials Drought-tolerant plants (Sedums, Lavender, Rosemary) Plants requiring dry conditions

Common Pests

  • Spray with insecticidal soap or neem oil. Increase air circulation. Yellow sticky traps. Remove heavily infested leaves.

  • Spray with neem oil or insecticidal soap. Dab with rubbing alcohol on cotton swab. Isolate infected plants.

  • Improve air circulation. Avoid wetting foliage. Apply sulfur dust or fungicide spray. Remove affected leaves. Reduce humidity if possible.

  • Mist foliage regularly to increase humidity. Spray with water to knock off mites. Use neem oil or miticide if severe.

  • and

    Hand-pick and remove. Use copper barriers or slug bait. Keep area dry if possible. Beer traps.

Uses

🍳

Edible flowers

Culinary

In older varieties with musky fragrance, flowers have been used as a culinary garnish with a unique musky flavor and aromatic quality. [source]

🏠

Ornamental container gardening

Household

Excellent choice for hanging baskets, window boxes, and shade containers. The abundant flowers and trailing habit make it ideal for decorating patios, decks, and entryways. [source]

🎨

Cut flowers and arrangements

Craft

Small stems with multiple blooms can be used in delicate floral arrangements and bouquets, offering interesting spotted patterns and warm colors. [source]

💊

Traditional herbal use

Medicinal

Historically used in traditional herbal medicine, particularly in Native American and folk medicine traditions for treating various ailments, though modern research is limited. [source]

🦋

Pollinator attraction

Wildlife

Flowers attract hummingbirds, bees, and other beneficial insects, making it an excellent choice for wildlife-friendly shade gardens. [source]

This is not medical advice. LizPlants is not a medical resource. Always consult a qualified healthcare professional before using plants medicinally.

Harvest Tips

Monkey Musk is grown for ornamental flowers, not harvest. Pinch or cut stems regularly to encourage branching and prolonged flowering. Remove dead flowers (deadheading) to extend bloom season. Cut stems can be used in small floral arrangements.

Fun Facts

  • 🌱 The common name 'Monkey Musk' derives from the historically musky fragrance of the plant's foliage, which has largely disappeared in modern ornamental cultivars due to selective breeding.
  • 🌱 Monkey Musk belongs to the Phrymaceae family (formerly Scrophulariaceae) and is closely related to snapdragons, though the flowers are smaller and more delicate.
  • 🌱 The flowers exhibit interesting spotted or blotched patterns in their throats, thought to serve as 'nectar guides' to direct pollinators (especially hummingbirds) to the flower's center.

Gardening Terms

New to gardening? Learn about terms used in this guide:

Join 30,000 gardeners planning their gardens with LizPlants.

Get your personalized Monkey Musk planting timeline

Tell us your zip code and we'll calculate exactly when to start Monkey Musk seeds, transplant seedlings, and harvest — based on your USDA zone and local frost dates. Includes calendar reminders and printable task lists. Free to start.

Get my Monkey Musk timeline →