Yellow fumewort (Corydalis flavula)

Also known as: Pale corydalis

The yellow fumewort is a perennial flowering plant native to Eastern Asia, particularly thriving in shaded, moist environments like forested areas and rocky outcrops. Its survival is jeopardized by habitat destruction due to urban expansion and agricultural activities. Additionally, its high alkaloid content may render it toxic.

In This Article

Care Tips Water Sunlight Temperature Soil Fertilize Prune Propagation Repotting Toxicity

Attributes of Yellow fumewort

Lifespan

Annual

Plant Type

Herb

Plant Height

15 cm to 30 cm

Spread

30 cm to 33 cm

Leaf Color

Green

Flower Size

8 mm to 1.3 cm

Flower Color

Yellow

Images of Yellow fumewort

Quickly Identify Yellow fumewort

To identify Corydalis flavula, look for its yellow, tubular flowers that grow in small clusters. The plant has finely divided, feathery leaves which are deeply lobed.

Scientific Classification of Yellow fumewort

Phylum

Vascular plants

Class

Dicotyledons

Order

Ranunculales

Family

Poppy

Genus

Fumeworts

Species

Yellow fumewort

Planting and Growing of Yellow fumewort

Care Difficulty

Easy

Watering Schedule

Every 3 days

Sunlight Requirements

Partial sun

Sunshine Duration

6-8 hours

Ideal Temperature

59-68℉

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 Yellow fumewort?

Corydalis flavula prefers its soil to be kept moderately moist. The amount of 200 ml per watering is ideal, saturating the soil adequately without causing waterlogged conditions. It's important to ensure water reaches the roots but avoids stagnant puddles, which can lead to root rot.

What are the symptoms of an underwatered Yellow fumewort? ›

What should I do if my Yellow fumewort is not getting enough water? ›

What are the symptoms of an overwatered Yellow fumewort? ›

How to save an overwatered Yellow fumewort? ›

What Are the Sunlight Requirements for Yellow fumewort?

Sunlight Requirements: Partial sun, Full shade

Duration of light: 2 to 4 hours

The ideal light range for Corydalis flavula consists of partial sun to full shade. Adequate light allows for healthy growth and maximizes flowering potential, ensuring a lush appearance.

What is the best light exposure for Corydalis flavula? ›

How to achieve ideal lighting conditions? ›

What benefits does ideal lighting provide? ›

More About Sunlight Requirements Techniques→

What Is the Ideal Temperature Range for Yellow fumewort?

Ideal Temperature: 59 ~ 68℉

The ideal temperature range for Corydalis flavula is between 59°F and 68°F. This range provides optimal growth conditions by balancing both the photosynthetic processes and water absorption, ensuring the plant thrives. Cooler temperatures within this range can prevent rapid water loss while still allowing the plant to photosynthesize effectively. Maintaining a stable environment within this range minimizes stress and supports robust plant development.

What Soil is Best for Yellow fumewort?

Soil type: Loam, Sandy loam

Soil PH: 6.5 ~ 7.5

Corydalis flavula thrives in well-aerated soil that allows roots to breathe. This type of soil prevents waterlogging and root rot, providing ideal conditions for healthy growth. Rich, nutrient-laden soil supports robust growth and vibrant blooms in Corydalis flavula. It ensures a steady supply of essential nutrients, fostering lush foliage and vigorous stem development. Soil that retains moderate moisture without becoming soggy is crucial for Corydalis flavula. This balance ensures the plant remains hydrated while preventing issues related to overwatering.

How to Fertilize Yellow fumewort?

Fertilizer type: Balanced

Corydalis flavula requires a balanced approach to fertilization to thrive. Generally, a diluted liquid fertilizer with a 10-10-10 NPK ratio is sufficient. Use 1/2 teaspoon per gallon of water to avoid over-fertilization. Be cautious of high nitrogen, as it can lead to weak growth.

How to Prune Yellow fumewort?

Pruning Time: Spring, Summer

Begin by identifying and removing any dead or diseased foliage using clean cuts at the base of the problem area. This will not only improve the plant's appearance but also prevent the spread of any potential pathogens. Trim back any overly long stems to maintain the natural shape of the Corydalis flavula. Cut just above a leaf node to promote fuller growth and maintain an aesthetically pleasing appearance. Pruning can encourage new growth, so after your initial shaping, look for areas where growth seems sparse. A judicious trim here can stimulate budding and increase foliage density in these sections. More About Pruning Techniques→

How to Propagate Yellow fumewort plant?

Propagate Time: Spring, Early spring

Collect seeds from mature Corydalis flavula plants when their pods begin to dry and crack open. It's best to do this on a dry day to ensure seeds aren't damp, which can lead to mold and rotting.

Sow the collected seeds in seed trays filled with potting mix. Gently press the seeds into the soil and cover them lightly with a thin layer of sand or potting mix to ensure good contact with the soil surface.

Water the seed trays gently but thoroughly after sowing to initiate germination. Maintain consistent moisture levels without overwatering, as excessive water can cause seeds to rot.

How to Repot Yellow fumewort plant?

Repotting frequency: Every 2-3 years

Corydalis flavula shows it needs repotting when you see roots poking out the drain holes, or if it's been a couple of years since the last repot. Another clue is if the plant seems stunted, not responding well to watering or fertilization. These are the signs telling you it could benefit greatly from a change of scenery down into fresh soil!

Select a pot that is just one size bigger than the current one. The ideal pot should have good drainage holes to help prevent waterlogging. A slightly larger pot allows the roots more room to grow but doesn't overwhelm the plant, ensuring it doesn't have excessive unused soil which can lead to rot.

Opt for a well-draining loamy soil. This type of soil retains enough moisture for the plant's needs while allowing excess water to escape, preventing root rot. Such a mix supports the delicate root system of Corydalis flavula and provides essential nutrients for healthy growth.

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.