Mimulus gracilis, the Slender Monkeyflower, is a delicate annual with charming, pale yellow to white flowers, often found in moist, open areas.
At-a-glance light, water, soil, and growing conditions from plant data
Full sun to partial shade
75% intensity
Prefers at least 6 hours of direct sunlight per day, but can tolerate some afternoon shade in hot climates.
Keep consistently moist
75% intensity
Avoid waterlogged soil; reduce slightly in dormancy
Well-drained
50% intensity
Moderate
50% intensity
Thrives in temperatures between 15-24°C. Protect from frost.
Light feeding during growing season
25% intensity
Use diluted balanced liquid fertilizer every 4-6 weeks from spring to early autumn.
Key traits and growing stats from plant data
Watering, pruning, propagation, and repotting details from plant data
Keep the soil consistently moist but not waterlogged. Mimulus gracilis prefers regular watering, especially during its active growth and flowering periods. Reduce watering slightly during dormant phases.
Ensure good drainage to prevent root rot.
Pinch back young plants to encourage bushier growth. Deadhead spent flowers regularly to promote further blooming and maintain a tidy appearance.
Light pruning after flowering can help shape the plant and prevent it from becoming leggy.
Propagate Mimulus gracilis from seeds sown in spring, lightly covering them with compost. They can also be propagated from stem cuttings taken in late spring or early summer and rooted in a moist, well-draining medium.
Repot young plants annually in spring as they outgrow their containers. Mature plants can be repotted every 2-3 years.
Use a well-draining potting mix and a pot that is only slightly larger than the current one to avoid waterlogging.
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Monthly activity intensity for bloom and fruit across both hemispheres.
Flowering & fruiting calendar
Flowering & fruiting calendar
Photos of Slender Monkeyflower (Mimulus gracilis)
Common names and botanical synonyms
Botanical classification
| Rank | Name |
|---|---|
| Kingdom | Plantae |
| Division | Tracheophyta |
| Class | Magnoliopsida |
| Order | Lamiales |
| Family | Phrymaceae |
| Genus | Mimulus |
| Species | Mimulus gracilis |
Similar in genus Mimulus
Answers based on plant encyclopedia data
