Arctic brome (Bromus kalmii)

Also known as: Kalm's Brome, Prairie Brome

Arctic brome (Bromus pumpellianus) can be identified by its distinctive purplish spikelets, which set it apart from other grass species. Its erect, unbranched stems reach up to 1 meter tall, and the leaves are narrow, rough-textured, and bluish-green.

**Uses**:
- **Forage**: It serves as high-quality forage for livestock due to its nutritional content and palatability.
- **Erosion Control**: The grass is effective in stabilizing soils, making it useful for erosion control on vulnerable lands.
- **Habitat Restoration**: It is beneficial in land reclamation projects to restore disturbed areas, providing ground cover and reducing erosion.
- **Wildlife Support**: The seeds offer a food source for birds and other wildlife.

These characteristics and applications make Arctic brome a valuable species in northern climates and conservation efforts.

In This Article

Care Tips Water Sunlight Temperature Soil Fertilize Prune Propagation Repotting Toxicity

Attributes of Arctic brome

Lifespan

Perennial

Plant Type

Herb

Plant Height

51 cm to 1.02 m

Spread

30 cm to 45 cm

Leaf Color

Green

Flower Size

2.5 cm

Flower Color

N/A

Images of Arctic brome

Quickly Identify Arctic brome

Bromus kalmii can be identified by its slender stems, narrow and flat leaves, and the distinctive drooping seed heads. The spikelets are green when young and turn a light brown as they mature.

Scientific Classification of Arctic brome

Phylum

Vascular plants

Class

Monocotyledons

Order

Poales

Family

Grass

Genus

Bromes

Species

Arctic brome

Planting and Growing of Arctic brome

Care Difficulty

Easy

Watering Schedule

Every 4 days

Sunlight Requirements

Partial 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, Terracotta

How to Water Arctic brome?

The watering amount for Bromus kalmii should be moderate. Aim to moisten the soil without making it too soggy, ensuring about 200 ml of water per session. This amount keeps the soil adequately moist while preventing waterlogging, which could harm the roots.

What are the symptoms of an underwatered Arctic brome? ›

What should I do if my Arctic brome is not getting enough water? ›

What are the symptoms of an overwatered Arctic brome? ›

How to save an overwatered Arctic brome? ›

What Are the Sunlight Requirements for Arctic brome?

Sunlight Requirements: Partial sun

Duration of light: 4-6 hours of sunlight

Bromus kalmii flourishes in partial sunlight, ideally receiving a balanced amount of filtered light throughout the day. This lighting supports healthy growth and resilience against environmental stresses.

What is the ideal light environment for Bromus kalmii? ›

How can you achieve ideal lighting conditions for Bromus kalmii? ›

What benefits does Bromus kalmii receive under ideal lighting conditions? ›

More About Sunlight Requirements Techniques→

What Is the Ideal Temperature Range for Arctic brome?

Ideal Temperature: 60 ~ 75℉

Bromus kalmii thrives best within a temperature range of 60 to 75 °F. This range supports metabolic processes and optimum growth. The moderate temperature helps in maintaining the right moisture balance while promoting healthy leaf and root development.

What Soil is Best for Arctic brome?

Soil type: Loam, Sandy loam, Clay soil

Soil PH: 6.5 ~ 7.5

Bromus kalmii thrives in nutrient-rich soil, as it provides the necessary minerals for robust growth. A soil abundant in nutrients supports the plant's overall health and vigor, resulting in lush foliage and vigorous seed production, attributes highly desirable in restoring ecosystems. This species prefers a well-drained soil medium to avoid waterlogging, which can lead to root rot. Proper drainage ensures that the roots have enough oxygen and help maintain optimal conditions for root development and nutrient uptake. Maintaining moderate moisture levels in the soil is crucial for Bromus kalmii. Balanced moisture prevents stress caused by drought or excessive water, promoting steady growth and ensuring the plant remains vibrant throughout its growing season.

How to Fertilize Arctic brome?

Fertilizer type: Balanced

For Bromus kalmii, a light hand is best when it comes to fertilization. Ideally, use a balanced liquid fertilizer at a half-strength concentration. Each application should cover the soil lightly, ensuring not to overwhelm the roots.

How to Prune Arctic brome?

Pruning Time: Spring, Summer, Autumn

Always handle Bromus kalmii gently to avoid damaging its delicate stems. When removing spent blooms or leaves, make clean cuts close to the base, without tearing the plant’s tissue. This minimizes the risk of infection and encourages faster recovery and regrowth. After pruning, apply a mild balanced fertilizer to support recovery and continuous development. Be sure to water the plant adequately, but avoid waterlogged soil, which may lead to root rot. Regularly inspect the plant for any signs of pest infestation or disease, responding immediately to any issues detected. More About Pruning Techniques→

How to Propagate Arctic brome plant?

Propagate Time: Spring, Early spring, Late spring

Fill the seed tray with a sterile soil mix, leaving a small gap at the top for easy watering. Gently firm down the soil and water lightly to ensure it is evenly moist but not waterlogged before sowing the seeds.

Evenly distribute the Bromus kalmii seeds across the prepared soil surface. Cover them with a thin layer of soil mix, as seeds need light for germination. Mist the surface lightly to settle the seeds into place.

Place the seed tray in a warm, well-lit area protected from direct sunlight. Maintain a consistent moisture level by misting regularly but avoid over-watering to prevent fungal issues.

How to Repot Arctic brome plant?

Repotting frequency: Once every 2 years

Repotting Bromus kalmii should be considered when you notice the plant is root-bound, evidenced by roots exiting through drainage holes or circling the soil surface. Another signal is if the plant's growth rate has significantly slowed. It's often a good practice to repot during its dormancy in early spring or when growth restarts after summer heat, ensuring it acclimates to new conditions with the onset of favorable weather.

Select a pot that's only slightly larger than the current one to ensure that the plant doesn’t feel overwhelmed by excess soil, preventing water-logging. Ensure the pot has adequate drainage holes to avoid water accumulation, leading to root rot. The material of the pot matters too; clay pots are breathable but require more frequent watering, whereas plastic pots retain moisture longer. Your choice should align with your watering practices.

Opt for a well-draining potting mix to prevent water retention, which can cause root rot. Incorporating materials like perlite or sand improves drainage and aeration, vital for the plant's root health. The soil should be slightly acidic to neutral, supporting the plant's nutritional and growth needs. Check for any existing pests in soil stock to avoid future infestations, ensuring a healthy growing environment right from the start.

Toxicity

ingestion

WARNING

The judgment on toxicity and danger is for reference only. We DO NOT GUARANTEE any accuracy of such judgment. Therefore, you SHALL NOT rely on such judgment. It is IMPORTANT TO SEEK PROFESSIONAL ADVICE in advance when necessary.