Plumas mousetail (Ivesia sericoleuca)

Also known as: Towi-bearclover

The Plumas mousetail (Ivesia sericoleuca) is a rare perennial herb native to the Sierra Nevada in California. This low-growing plant features slender, elongated leaves covered in fine, silvery hairs, forming a dense basal rosette. It produces small clusters of white or cream-colored flowers that bloom above the foliage.

Plumas mousetail is well-adapted to rocky, well-drained soils and is typically found in alpine and subalpine zones. It thrives in open, sunny areas with minimal plant competition, such as gravelly slopes and meadows. The plant's tough, wiry roots and resilience allow it to endure the harsh conditions of high elevations, including cold temperatures and strong winds.

In This Article

Care Tips Water Sunlight Temperature Soil Fertilize Prune Propagation Repotting

Attributes of Plumas mousetail

Lifespan

Perennial

Plant Type

Herb

Plant Height

Up to 30 cm

Spread

Not commonly measured due to its herbaceous nature

Leaf Color

Green

Flower Size

About 1 cm

Flower Color

White to cream

Images of Plumas mousetail

Quickly Identify Plumas mousetail

This plant can be identified by its dense, glandular hairs and white to creamy flowers in clustered inflorescences. The leaves are pinnate with numerous small leaflets.

Scientific Classification of Plumas mousetail

Phylum

Vascular plants

Class

Dicotyledons

Order

Rosales

Family

Rose

Genus

Mousetails

Species

Plumas mousetail

Planting and Growing of Plumas mousetail

Care Difficulty

Moderate

Watering Schedule

Every 2 days

Sunlight Requirements

Full sun

Sunshine Duration

6-10 hours

Ideal Temperature

60-75℉

Soil Type

Potting Mix, Peat Mix

Soil pH

6.5-7.5

Fertilizer Type

Balanced

Pruning Season

Spring, Summer

Pruning Area

Branches, Leaves

Pruning Frequency

2 times a year

Repotting Season

Spring

Pot Type

Plastic, Ceramic

How to Water Plumas mousetail?

The appropriate watering amount for Ivesia sericoleuca should be around 150 milliliters per session. This is sufficient to moisten the soil without causing waterlogging. Aim to water until the soil feels evenly damp but not soggy, allowing excess water to drain away completely.

What are the symptoms of an underwatered Plumas mousetail? ›

What should I do if my Plumas mousetail is not getting enough water? ›

What are the symptoms of an overwatered Plumas mousetail? ›

How to save an overwatered Plumas mousetail? ›

What Are the Sunlight Requirements for Plumas mousetail?

Sunlight Requirements: Full sun, Partial sun

Duration of light: 4-6 hours

Ivesia sericoleuca prefers a balance of full to partial sun. This ensures the plant sustains its floral vigor and can manage energy effectively for optimum growth and bloom cycles.

How much sunlight is considered ideal? ›

How can I provide the ideal light conditions? ›

What benefits does the ideal light condition bring? ›

What Is the Ideal Temperature Range for Plumas mousetail?

Ideal Temperature: 60 ~ 75℉

Ivesia sericoleuca typically thrives in an ideal temperature range of 60°F to 75°F. This range allows optimal enzyme activity and energy transfer, contributing to healthy photosynthesis and growth. Maintaining these temperatures ensures that the plant's physiological processes function efficiently. Deviation outside this range may inhibit growth and lead to stress.

What Soil is Best for Plumas mousetail?

Soil type: Loam, Sandy loam, Calcareous soil

Soil PH: 6.5 ~ 7.5

Ivesia sericoleuca thrives in well-drained soils, which prevent root rot by allowing excess water to escape efficiently. Proper drainage ensures that the plant's roots can breathe and obtain necessary oxygen, promoting healthier growth and a more robust root system. This plant benefits from soils that are moderately rich in organic matter. Loamy soils, which have a balanced texture, provide essential nutrients and help retain water without becoming overly saturated, supporting the plant's nutritional needs across different growth stages. Preferring a slightly alkaline soil pH, around 6.5 to 7.5, Ivesia sericoleuca can efficiently absorb nutrients such as phosphorus and potassium, vital for its flowering and overall vigor. A balanced pH also minimizes nutrient lockout and enhances root function.

How to Fertilize Plumas mousetail?

Fertilizer type: Balanced

For optimal growth, Ivesia sericoleuca requires a balanced approach to fertilization. While the plant doesn't demand large quantities, it's vital to adhere to a moderate dosage. For liquid fertilizers, using half a teaspoon per gallon of water is typically sufficient, while slow-release fertilizers should be applied at a rate of one tablespoon per square foot of soil around the plant.

How to Prune Plumas mousetail?

Pruning Time: Spring, Summer, Autumn

Begin by using clean, sharp scissors or pruning shears to trim dead or damaged leaves. Focus on maintaining the plant’s natural shape while cutting back any overly long stems. Removing spent flowers will also help redirect energy into new growth, enhancing the plant's overall vigor and aesthetics. More About Pruning Techniques→

How to Propagate Plumas mousetail plant?

Propagate Time: Spring, Late spring, Early spring

Use a well-draining soil mix, ideally a blend of peat and perlite. Sterilize if necessary to prevent fungal infections. Ensuring the right soil mix can significantly enhance seed germination and rooting success.

Sprinkle seeds evenly over the seed tray's surface. Cover lightly with a thin layer of soil. It's crucial to maintain consistent moisture without waterlogging to ensure successful germination.

Select a healthy, non-flowering branch and cut a 5-6 inch section. Dip in rooting hormone and plant in prepared soil. Keep the cutting humidity high to encourage root development.

More About Propagating Techniques→

How to Repot Plumas mousetail plant?

Repotting frequency: Every 2-3 years

Ivesia sericoleuca should be repotted when its roots begin to outgrow the current pot, indicated by visible roots crossing pot drainage holes. Repotting is ideal during Spring or Autumn as the plant is less stressed and can establish itself before extreme weather.

Select a pot that has ample drainage holes and is only slightly larger than the existing one. A pot too large can retain excess moisture, leading to root rot. Ceramic or clay pots are preferred as they offer better aeration and moisture retention regulation.

A well-draining, sandy soil mix is essential for Ivesia sericoleuca. Such a soil composition prevents waterlogging, a common plight for this plant, and promotes healthy root growth while mimicking its natural habitat.