North America Native Plant

Red Monkeyflower

Botanical name: Mimulus coccineus

USDA symbol: MICO

Life cycle: annual

Habit: forb

Native status: Native to the lower 48 states  

Synonyms: Mimulus stamineus A.L. Grant (MIST8)  âš˜  Mimulus wolfii Eastw. (MIWO)   

Red Monkeyflower: A Brilliant Native Annual for Western Gardens If you’re looking to add a splash of vibrant red to your native plant garden, the red monkeyflower (Mimulus coccineus) might just be the perfect candidate. This charming annual wildflower brings intense color and wildlife appeal to gardens across the western ...

Red Monkeyflower: A Brilliant Native Annual for Western Gardens

If you’re looking to add a splash of vibrant red to your native plant garden, the red monkeyflower (Mimulus coccineus) might just be the perfect candidate. This charming annual wildflower brings intense color and wildlife appeal to gardens across the western United States, though it does come with a few growing quirks that are worth understanding before you dive in.

Meet the Red Monkeyflower

Red monkeyflower is a native annual forb that calls the western United States home. As a herbaceous plant without woody tissue, it completes its entire life cycle in a single growing season, making it quite different from the perennial shrubs and trees that often dominate native plant discussions. You might also encounter this plant listed under its former scientific names, Mimulus stamineus or Mimulus wolfii, in older gardening resources.

Where Red Monkeyflower Grows Wild

This native beauty naturally occurs across California, Nevada, and Washington, where it has adapted to the unique growing conditions of the western landscape. Understanding its native range helps us appreciate why it thrives in certain garden conditions and struggles in others.

Why You Might Want to Grow Red Monkeyflower

There are several compelling reasons to consider adding red monkeyflower to your garden:

  • Stunning color impact: The bright red tubular flowers create an eye-catching display that’s hard to ignore
  • Pollinator magnet: Hummingbirds absolutely love the red tubular blooms, and native bees find them irresistible too
  • Native plant credentials: Supporting local ecosystems by growing plants that naturally belong in your region
  • Unique garden role: Perfect for wildflower gardens, rock gardens, and naturalized areas where you want authentic regional character

The Growing Reality Check

Before you get too excited, let’s talk about the challenges. Red monkeyflower can be somewhat finicky to establish and maintain. As an annual, you’ll need to replant it each year or rely on self-seeding, which isn’t always reliable. It also has specific moisture requirements that don’t align with typical low-water native plant gardening approaches.

Ideal Growing Conditions

Red monkeyflower thrives in USDA hardiness zones 8-10, making it suitable for milder western climates. Here’s what it needs to flourish:

  • Moisture: Consistent moisture is crucial – this isn’t a drought-tolerant plant
  • Light: Partial shade to full sun, with some afternoon protection in hot climates
  • Soil: Well-draining but moisture-retentive soil works best
  • Placement: Consider areas near water features, in naturally moister spots, or where you can easily provide supplemental watering

Planting and Care Tips

Success with red monkeyflower often comes down to timing and technique:

  • Direct sowing: Often more successful than transplanting; sow seeds in fall or early spring
  • Consistent moisture: Never let the soil dry out completely, especially during germination and establishment
  • Mulching: A light mulch can help retain soil moisture
  • Patience: Seeds may take time to germinate, so don’t give up too quickly

Perfect Garden Partners

Red monkeyflower works beautifully in wild gardens and native plant landscapes where its annual nature and moisture needs can be accommodated. Consider pairing it with other moisture-loving western natives or incorporating it into rain gardens where its water requirements align with the garden’s purpose.

The Bottom Line

Red monkeyflower is definitely worth growing if you’re passionate about native plants and can meet its specific needs. While it may require more attention than some native plants, the reward of brilliant red blooms and visiting hummingbirds makes the effort worthwhile. Just be prepared for a plant that marches to its own drummer rather than fitting into low-maintenance native plant stereotypes.

If you’re drawn to the idea but worried about the challenges, consider starting small with just a few plants in an ideal spot. Once you understand how red monkeyflower behaves in your specific garden conditions, you can decide whether to expand your planting or simply enjoy it as a special annual treat.

Red Monkeyflower

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Asteridae

Order

Scrophulariales

Family

Scrophulariaceae Juss. - Figwort family

Genus

Mimulus L. - monkeyflower

Species

Mimulus coccineus Congd. - red monkeyflower

Plant data source: USDA, NRCS 2025. The PLANTS Database. https://plants.usda.gov,. 2/25/2025. National Plant Data Team, Greensboro, NC USA