Red spiderling (Boerhavia diffusa)

Also known as: Tarvine, Hogweed, Wineflower

Boerhavia diffusa, commonly known as Red Spiderling, is a perennial herb recognized for its delicate pink flowers. This plant's roots are consumed by native Australian cultures, and it is also used as a leafy vegetable in various Asian and African regions. However, it is considered an invasive species in several countries, including Cambodia, Chile, and Japan.

In This Article

Care Tips Water Sunlight Temperature Soil Fertilize Prune Propagation Repotting

Attributes of Red spiderling

Lifespan

Perennial, Annual

Plant Type

Herb

Plant Height

91 cm

Spread

2 m

Leaf Color

Green

Flower Size

2.5 cm

Flower Color

Pink Purple

Images of Red spiderling

Quickly Identify Red spiderling

Boerhavia diffusa can be identified by its broad, ovate leaves that are oppositely arranged and have a slightly wavy margin. The stems are reddish, trailing, and often form dense mats. The small flowers are pinkish or reddish, and the fruit is a small, five-ribbed capsule.

Scientific Classification of Red spiderling

Phylum

Vascular plants

Class

Dicotyledons

Order

Caryophyllales

Family

Four o'clock

Genus

Spiderlings

Species

Red spiderling

Planting and Growing of Red spiderling

Care Difficulty

Easy

Watering Schedule

Every 2 days

Sunlight Requirements

Full sun

Sunshine Duration

6-8 hours

Ideal Temperature

68-86℉

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

Once a year

Repotting Season

Spring

Pot Type

Plastic, Ceramic

How to Water Red spiderling?

Boerhavia diffusa, known for its hardy nature, requires a watering amount of approximately 500 milliliters per session. The key principle is to water thoroughly, ensuring that the moisture penetrates deeply into the soil without leaving it soggy. Allowing the top inch of soil to dry out before the next watering is crucial to preventing root rot.

What are the symptoms of an underwatered Red spiderling? ›

What should I do if my Red spiderling is not getting enough water? ›

What are the symptoms of an overwatered Red spiderling? ›

How to save an overwatered Red spiderling? ›

What Are the Sunlight Requirements for Red spiderling?

Sunlight Requirements: Full sun, Partial sun

Duration of light: 4-6 hours sunlight

Boerhavia diffusa ideally thrives in partial to full sun settings, receiving around 4-6 hours of light daily. Proper light exposure encourages vigorous growth, produces lush leaves, and generates the energy needed for flowering.

What is the preferred light environment for Boerhavia diffusa? ›

How do you ensure Boerhavia diffusa gets optimal light conditions? ›

What are the benefits of providing ideal lighting for Boerhavia diffusa? ›

More About Sunlight Requirements Techniques→

What Is the Ideal Temperature Range for Red spiderling?

Ideal Temperature: 68 ~ 86℉

For Boerhavia diffusa, the ideal temperature range lies between 68°F and 86°F. This range allows for optimal physiological processes, such as photosynthesis and nutrient uptake, leading to sustained and robust growth. Maintaining this temperature ensures the plant can thrive without the stress that extreme temperatures might impose.

What Soil is Best for Red spiderling?

Soil type: Sandy soil, Loam, Clay soil

Soil PH: 6.5 ~ 7.5

Boerhavia diffusa thrives in well-drained soil conditions. This type of soil allows excess water to exit quickly, preventing the roots from sitting in water and rotting. It ensures that the roots get enough air and nutrient exchange, crucial for healthy growth. This plant prefers soil with moderate fertility, meaning it doesn't require overly rich soil. Balanced nutrients ensure steady growth without the risk of nutrient burn that can occur in overly fertilized soils. While Boerhavia diffusa prefers well-drained soil, it still benefits from soil that can retain adequate moisture. This balance helps maintain consistent soil moisture, which is essential for its growth, especially in drier climates.

How to Fertilize Red spiderling?

Fertilizer type: Balanced

For Boerhavia diffusa, moderate fertilization is recommended. Use a balanced liquid fertilizer at half the recommended strength to avoid burning the roots. Over-fertilizing can harm the plant, so it's important to follow the dilute instructions.

How to Prune Red spiderling?

Pruning Time: Spring, Summer, Autumn

Begin by identifying older and weaker stems on your Boerhavia diffusa. Use sharp, sterilized scissors or pruning shears to remove these stems at the base. Cut above a healthy leaf node to encourage new growth. Focus on keeping the plant open and airy to allow for good air circulation, which minimizes the risk of fungal diseases. Remember to step back occasionally to ensure the plant maintains its desired shape and size. More About Pruning Techniques→

How to Propagate Red spiderling plant?

Propagate Time: Spring, Early summer

Collect mature seeds from the Boerhavia diffusa plant. Clean them thoroughly and soak them in water overnight to enhance germination rates before planting in soil.

Choose a healthy branch and cut a 6-inch section just below a node. Remove the lower leaves to reduce water loss before planting.

Dip the cut end of the cutting in rooting hormone to encourage root growth, then plant it in potting mix, keeping it moist until roots develop.

More About Propagating Techniques→

How to Repot Red spiderling plant?

Repotting frequency: Every two to three years

Boerhavia diffusa should be repotted when you notice roots protruding from the drainage holes or the plant outgrows its pot. Spring and summer are ideal times, as the growing season promotes root establishment. Repotting during these times reduces stress and ensures healthier growth.

Select a pot that is one size larger than the current one. Ensure it has drainage holes to prevent waterlogging, which could lead to root rot. A larger pot provides space for root expansion and reduces the need for frequent repotting.

Opt for a well-draining, loamy soil mix, which retains moisture without becoming soggy. This type of soil supports nutrient delivery while preventing root rot and compaction. A balanced soil mix also fosters a robust root system.