Krigia biflora — a medium houseplant, prefers full sun light
SPECIMEN · FROM THE LIBRARY
Krigia biflora

Krigia Biflora

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ON THIS PLANT

Krigia biflora, commonly known as the two-flowered dwarf dandelion, is a perennial herbaceous plant in the Asteraceae family. Native to North America, it thrives in various habitats, including prairies, meadows, and open woods.

This plant typically grows up to 30 cm in height and features a basal rosette of deeply lobed leaves with toothed edges. Its slender stem supports one or two yellow flowers at its apex from May through August.

Historically, Native Americans used Krigia biflora for medicinal purposes, treating ailments such as fever, coughs, colds, and digestive disorders. The leaves, which have a slightly bitter taste, are edible both raw and cooked.

The two-flowered dwarf dandelion plays a crucial role in supporting pollinators, such as bees, by providing nectar during its blooming period. It also serves as an important food source for wildlife like rabbits.

Overall, Krigia biflora is a fascinating perennial herbaceous plant with medicinal properties, supports pollinators, and provides food for wildlife, making it a valuable component of North American ecosystems.

A note from PlantMom

Two-Flowered Dwarf-Dandelion is fairly disease-resistant and generally not prone to illnesses. Nevertheless, it can be affected by pests and diseases present in its environment. These problems are typically not serious. Regarding maintenance, this plant needs a moderate level of care. It should be pruned regularly to maintain a neat appearance and promote healthy growth. Feeding it with fertilizer can also encourage flowering. Two-Flowered Dwarf-Dandelion is well suited for anyone with outdoor space, such as a garden or patio, and does not require extensive gardening experience. It may need more attention when cultivated indoors.

— PlantMom
CARE GUIDE

How to keep Krigia Biflora.

Light

Two-Flowered Dwarf-Dandelion performs best in locations that receive ample light throughout the day, though it can tolerate sites with moderate sunlight. In its native habitat it is exposed to abundant sun, which promotes healthy growth. Insufficient light can hinder its development, while overly intense light can stress the plant's overall health.

Water

The Two-Flowered Dwarf Dandelion flourishes with moderate moisture and requires consistent weekly watering to stay healthy. This outdoor plant is ideal for temperate regions, as it efficiently absorbs water during seasonal rains, striking a balance between drought resistance and its need for hydration.

Temperature

Two-Flowered Dwarf-Dandelion is native to temperate regions and prefers a cool temperature range of 32 to 90 °F (0 to 32 °C). Adaptations may be required during periods of extreme heat or cold to satisfy its temperature needs.

Fertilizer

The best time to fertilize a Two-Flowered Dwarf-Dandelion is in early spring, as it is coming out of dormancy and starting active growth. Fertilization supplies essential nutrients for healthy development. Although the Two-Flowered Dwarf-Dandelion has relatively low fertilizer requirements, applying fertilizer annually can improve its survival and encourage better, longer-lasting flowers.

Pruning

The Two-Flowered Dwarf-Dandelion is known for its vibrant, daisy-like flowers and compact growth. To maintain its health and encourage prolonged blooming, prune the plant from early to late spring by removing dead stems and spent blooms. This will improve air circulation around the plant. Be sure to use clean, sharp tools, as they help promote healthy growth and improve the overall resilience of the plant.

CHARACTERISTICS

Botanical profile.

Plant Type
Herb
Life Cycle
Perennial
Genus
Krigia
Family
Asteraceae
Hardiness Zone
3-8
Mature Height
46 cm to 76 cm
Mature Spread
46 cm to 61 cm
Leaf Color
Green
Leaf Type
Semi-evergreen
Flower Color
Yellow
Flower Size
2.54 cm to 3.81 cm
Bloom Time
Mid spring, Late spring, Early summer
Planting Time
Autumn, Winter
Harvest Time
Summer
ALSO KNOWN AS

Other names.

en Two-flowered dwarf-dandelion en Orange dwarf-dandelion en Twoflower dwarfdandelion en Two-flowered Cynthia
FREQUENTLY ASKED

Reader questions.

How should I water my Two-Flowered Dwarf-Dandelion plant?

To properly care for the Two-Flowered Dwarf-Dandelion, it's important to use filtered water at room temperature. Tap water may contain harmful particles for this plant. The ideal temperature is room temperature or slightly warmer, as the plant is accustomed to warm conditions and cold water can be too much of a shock. Avoid watering from above to prevent foliage issues. Instead, thoroughly water the soil with filtered room temperature water until it is completely soaked. This helps moisten the roots and allows them to spread and absorb the necessary nutrients.

What are the sunlight requirements for Two-Flowered Dwarf-Dandelion (Krigia biflora)?

Two-Flowered Dwarf-Dandelion requires substantial amounts of light for optimal growth. Full sun exposure, characterized by more than 6 hours of sunlight daily, is ideal for its healthy growth. It can also thrive under partial sun conditions, which involve about 3-6 hours of sunlight. However, its native environment exposes it to extensive sunlight, and although it can endure moderate sunlight, both sub-optimal light and excessively intense light can affect the plant's health negatively.

What is the native temperature range for the Two-Flowered Dwarf-Dandelion?

The Two-Flowered Dwarf-Dandelion, also known as Krigia biflora, is native to temperate regions and prefers a cool temperature range of 32 to 90 °F (0 to 32 °C). During periods of extreme heat or cold, adaptations may be necessary to meet its temperature requirements. The plant possesses strong cold resistance, typically not requiring special frost protection measures during winter. However, if winter temperatures are expected to drop below -35°C, it is essential to provide cold protection by covering the plant with materials like soil or straw. To help prevent drought and water scarcity during winter and early spring, it is recommended to water the plant abundantly before the first freeze in autumn, ensuring the soil remains moist as it enters a frozen state.

What should I do if I give my Two-Flowered Dwarf-Dandelion too much water or too little?

Both overwatering and underwatering can harm your Two-Flowered Dwarf-Dandelion, but overwatering is more common. When this plant gets too much water, its stems and leaves may wilt and turn yellow. Overwatering for a long time can lead to diseases like root rot, mold, and mildew, which can kill your plant. On the other hand, underwatering is less likely to happen because the Two-Flowered Dwarf-Dandelion is somewhat drought tolerant. But if it does occur, you'll notice that the leaves become brittle and brown. It's important to recognize the signs of overwatering early when caring for this plant because some of the associated diseases, like root rot, might not be fixable if you wait too long. If you see early signs of overwatering, reduce your watering schedule and check the soil drainage. If the soil drains poorly, replace it with loose, well-draining potting mix. If you see signs of underwatering, simply water the plant more regularly until the signs disappear.

How important is artificial lighting for indoor Two-Flowered Dwarf-Dandelion plants?

Artificial lighting is crucial for the growth of indoor Two-Flowered Dwarf-Dandelion plants, especially when natural sunlight is insufficient, like in winter or less sunny spaces. Adequate lighting is essential for promoting faster, healthier growth. LED lights are recommended because they can be customized to provide specific wavelengths needed for the plants. Full sun plants require 30-50W/sq ft of artificial light, partial sun plants need 20-30W/sq ft, and full shade plants need 10-20W/sq ft. The light source should be placed 12-36 inches above the plant to mimic natural sunlight, and it's crucial to mimic natural daylight hours, usually 8-12 hours of light per day for most plants.

How does the Two-Flowered Dwarf-Dandelion react to low temperatures?

The Two-Flowered Dwarf-Dandelion is cold-tolerant and performs best when temperatures remain above 0°C. Throughout winter, it's important to keep the temperature above -30°C. However, should the temperature fall below -35°C, the plant may not show noticeable changes during winter but could experience a decrease in sprouting or fail to sprout at all come spring. If this occurs, the solution is to remove any parts that have failed to sprout in spring.

How frequently should I water my Two-Flowered Dwarf-Dandelion?

If your Two-Flowered Dwarf-Dandelion is in a pot, the most precise way to determine if it needs water is by checking the soil with your finger. If the top two to three inches of soil are dry, it's time to water. If you're growing the plant outdoors in the ground, you can use the same method. Again, if the top few inches of soil have dried out, it's time to water. Normally, you'll water this plant about once a week during spring and early fall. But during extremely hot weather, you may need to water it two or more times per week. However, it's worth noting that mature, well-established Two-Flowered Dwarf-Dandelions have a remarkable ability to withstand drought.

What are the signs of improper lighting for Two-Flowered Dwarf-Dandelion?

Signs of improper lighting in Two-Flowered Dwarf-Dandelion include small and lighter-colored new leaves, indicating insufficient sunlight. Leggy or sparse growth, faster leaf drop, and slower or no new growth suggest low light conditions. Chlorosis, sunscald, leaf curling, wilting, and leaf scorching can occur due to excessive sunlight. These symptoms reflect the plant's struggle with either too much or too little light, impacting its photosynthesis process and overall health.

What should be done if the Two-Flowered Dwarf-Dandelion is exposed to high temperatures?

During the summer months, it's crucial to ensure that the Two-Flowered Dwarf-Dandelion remains below 32°C to avoid heat stress. If temperatures rise above 35°C, the plant's leaves may become lighter in color, prone to curling, susceptible to sunburn, and, in severe cases, the entire plant may wilt and become dry. To mitigate these issues, trim away any sunburned or dried-up parts of the plant, relocate it to a shadier spot to avoid direct midday and afternoon sun, or provide shade using a cloth. Additionally, watering the plant in the morning and evening helps keep the soil moist, further protecting it from heat stress.

How much water does my small two-flowered dandelion need?

To properly water your Two-Flowered Dwarf-Dandelion, make sure the first two to three inches of soil are dry. Give the plant a good, thorough watering, making sure to completely saturate the soil. You should add enough water that it drains out of the pot through the drainage holes. If you don't see any excess water draining out, you may not have given enough water. However, be careful not to let water sit and accumulate in the soil, as this can harm the plant. If you notice that water is not draining well from the pot, it could indicate poor soil drainage, which is not good for the plant's health. If the plant is outside, receiving about 1 inch of rain per week should be enough.

What solutions can be applied for Two-Flowered Dwarf-Dandelion facing lighting issues?

To address lighting issues for Two-Flowered Dwarf-Dandelion, gradually increase exposure to natural light for both indoor and outdoor plants, ensuring at least 6 hours of direct sunlight daily. Use south-facing windows for indoor plants, keeping curtains open during daylight, and consider using artificial light, like desk lamps or grow lights, for at least 8 hours daily. Outdoor plants should be moved to sunnier locations gradually to prevent sunburn. If sunlight is blocked by obstacles like trees, consider pruning or relocating the plants to a brighter area. Remember, affected parts may not recover, but new growth will be healthy post-adjustment.

How do I water my Two-Flowered Dwarf-Dandelion as it grows?

The water needs of the Two-Flowered Dwarf-Dandelion can change depending on growth stages. In the first few years or after transplanting, more water than usual is required because the plant is putting a lot of energy into sprouting new roots. These roots need extra moisture to support future growth. However, after a few seasons, the plant will need less water. Another time when more water may be needed is during the bloom period, as flower development uses a significant amount of moisture.

PLATES
Krigia biflora leaf
PLATE 01 · leaf
Krigia biflora leaf
PLATE 02 · leaf
Krigia biflora flower
PLATE 03 · flower
Krigia biflora flower
PLATE 04 · flower
ALSO IN THE LIBRARY

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