Kern brodiaea (Brodiaea terrestris)

Also known as: Kern dwarf brodiaea

The Virginia Bluebell (Mertensia virginica) is a perennial herb that typically reaches heights of 46 to 61 cm. It produces violet to purple, bell-shaped flowers from spring through summer and is often seen in open woodland habitats.

In This Article

Care Tips Water Sunlight Temperature Soil Fertilize Prune Propagation Repotting

Attributes of Kern brodiaea

Lifespan

Perennial

Plant Type

Herb

Plant Height

20 cm

Spread

N/A

Leaf Color

Green

Flower Size

1-2 cm

Flower Color

White Pink Purple

Images of Kern brodiaea

Quickly Identify Kern brodiaea

Look for the star-shaped flowers that are typically purple or blue, growing on a leafless stem. The flowers bloom in clusters and the plant has narrow, grass-like leaves at its base.

Scientific Classification of Kern brodiaea

Phylum

Vascular plants

Class

Monocotyledons

Order

Asparagales

Family

Asparagus

Genus

Cluster-lilies

Species

Kern brodiaea

Planting and Growing of Kern brodiaea

Care Difficulty

Easy

Watering Schedule

Every 4 days

Sunlight Requirements

Full sun

Sunshine Duration

10-12 hours

Ideal Temperature

50-70℉

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 Kern brodiaea?

For Brodiaea terrestris, the ideal watering amount is about 250 milliliters per session. This ensures that the soil is thoroughly moistened but not waterlogged. The aim is to allow the water to reach deep into the soil while avoiding water accumulation at the bottom, promoting healthy root growth.

What are the symptoms of an underwatered Kern brodiaea? ›

What should I do if my Kern brodiaea is not getting enough water? ›

What are the symptoms of an overwatered Kern brodiaea? ›

How to save an overwatered Kern brodiaea? ›

What Are the Sunlight Requirements for Kern brodiaea?

Sunlight Requirements: Full sun, Partial sun

Duration of light: 4 to 6 hours

Brodiaea terrestris thrives under conditions that offer full to partial sun, ideally receiving 4 to 6 hours of sunlight, which aids in robust flowering and leaf growth.

Ideal Sunlight Duration ›

Optimizing Light Through Placement ›

Benefits of Proper Sunlight ›

What Is the Ideal Temperature Range for Kern brodiaea?

Ideal Temperature: 50 ~ 70℉

The ideal temperature range for Brodiaea terrestris is between 50 and 70 degrees Fahrenheit. This range supports optimal growth and flowering, ensuring that the plant maintains active growth and proper metabolism. Within this temperature range, these perennial bulbs can effectively perform photosynthesis and maintain water uptake to support their beautiful blooms.

What Soil is Best for Kern brodiaea?

Soil type: Loam, Sandy loam, Sand soil

Soil PH: 6.5 ~ 7.5

Brodiaea terrestris thrives in well-drained soil, which prevents root rot and ensures optimal access to nutrients and oxygen, promoting healthy growth. A substrate rich in organic material supports Brodiaea terrestris with essential nutrients, leading to vibrant blooms and robust plant health. Good soil aeration is crucial for Brodiaea terrestris, as it facilitates proper root respiration and microbial activity that supports plant vitality.

How to Fertilize Kern brodiaea?

Fertilizer type: Balanced

Brodiaea terrestris requires a modest amount of fertilizer to thrive, particularly during its active growing season. Use a well-balanced liquid fertilizer diluted to half strength, applying around 10 ml per plant per application. For slow-release granules, a teaspoon per plant can suffice for the entire year.

How to Prune Kern brodiaea?

Pruning Time: Autumn

Inspect the plant for any dead, diseased, or damaged parts. These can be identified by discoloration or lack of vitality. Removing them promotes healthier growth by redirecting energy to healthy parts of the plant. When pruning, make cuts above a node or a leaf joint. This encourages new shoots and ensures that the plant grows back in a fuller and more attractive shape, enhancing its natural form. More About Pruning Techniques→

How to Propagate Kern brodiaea plant?

Propagate Time: Early spring,Late autumn

Begin by collecting seeds from mature Brodiaea terrestris plants in late summer or early autumn. Ensure the seeds are fully dried and mature to enhance germination success.

Sow the seeds in a seed tray filled with light soil mix in early spring. Lightly cover the seeds with a thin layer of soil, ensuring there is adequate moisture and warmth.

Keep the seed tray in a location with consistent light and warmth. Ensure the soil remains moist, especially during the germination period, which can take several weeks.

How to Repot Kern brodiaea plant?

Repotting frequency: Every 1-2 years

Brodiaea terrestris should be repotted when you notice the bulbs becoming crowded or slow growth. Another signal is when water runs straight through the pot instead of being absorbed, indicating root congestion.

Opt for a pot that is just a few inches larger in diameter than the current one. This prevents over-watering by ensuring that soil around the roots can dry out between waterings, promoting healthier growth without sogginess that could cause rot.

Select a well-draining, sandy soil mix rich in organic matter. This type of soil ensures that the bulbs are not sitting in waterlogged conditions, reducing the risk of root rot and promoting excellent growth and bloom production.