Western Spiderwort (Tradescantia occidentalis)

Also known as: Prairie Spiderwort

Western Spiderwort (*Tradescantia occidentalis*) is a radiation-sensitive plant from the dayflower family. Exposure to radiation causes its typically blue stamens to turn pink. This plant is indigenous to the central and western regions of the United States.

In This Article

Care Tips Water Sunlight Temperature Soil Fertilize Prune Propagation Repotting Toxicity

Attributes of Western Spiderwort

Lifespan

Perennial

Plant Type

Herb

Plant Height

0 mm to 30 cm

Spread

45 cm

Leaf Color

Green

Flower Size

2.5 cm

Flower Color

Blue Purple Pink

Images of Western Spiderwort

Quickly Identify Western Spiderwort

Look for slender, grass-like leaves and bright blue to violet three-petaled flowers that bloom in late spring to early summer.

Scientific Classification of Western Spiderwort

Phylum

Vascular plants

Class

Monocotyledons

Order

Commelinales

Family

Spiderwort

Genus

Spiderworts

Species

Western Spiderwort

Planting and Growing of Western Spiderwort

Care Difficulty

Easy

Watering Schedule

Every 2 days

Sunlight Requirements

Full sun

Sunshine Duration

6-10 hours

Ideal Temperature

65-75℉

Soil Type

Potting Mix, Peat Mix

Soil pH

6-7.5

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 Western Spiderwort?

For Tradescantia occidentalis, it's important to ensure the soil is moderately moist but never soggy. Aim for 250 milliliters of water per session to maintain this balance. This amount facilitates adequate hydration without waterlogging the roots, which is crucial for healthy growth.

What are the symptoms of an underwatered Western Spiderwort? ›

What should I do if my Western Spiderwort is not getting enough water? ›

What are the symptoms of an overwatered Western Spiderwort? ›

How to save an overwatered Western Spiderwort? ›

What Are the Sunlight Requirements for Western Spiderwort?

Sunlight Requirements: Full sun, Partial sun

Duration of light: 5-8 hours daily

Tradescantia occidentalis prefers partial to full sun, meaning 5-8 hours of sunlight daily. This range promotes lush, vivid foliage, enhances growth potential, and keeps the plant resilient to environmental stress.

What is the optimal light for Tradescantia occidentalis? ›

How can you achieve this ideal light level? ›

What are the benefits of providing optimal lighting? ›

More About Sunlight Requirements Techniques→

What Is the Ideal Temperature Range for Western Spiderwort?

Ideal Temperature: 65 ~ 75℉

Tradescantia occidentalis thrives best in temperatures ranging from 65 to 75 degrees Fahrenheit. This range provides an optimal environment for its growth and vitality. Staying within these limits mimics its native habitat, promoting healthy foliage and vibrant blooms.

What Soil is Best for Western Spiderwort?

Soil type: Sandy loam, Loam

Soil PH: 6 ~ 7.5

Tradescantia occidentalis thrives in well-drained soil, which prevents root rot by allowing excess water to escape. This is crucial for maintaining the plant's health and vibrant appearance. Providing nutrient-rich soil ensures that Tradescantia occidentalis receives essential nutrients. This promotes robust growth, enhancing both foliage color and overall plant vigor. Soil with moderate moisture retention is ideal, helping maintain consistent moisture levels without waterlogging. This balance supports consistent growth and reduces stress on the plant.

How to Fertilize Western Spiderwort?

Fertilizer type: Balanced

For Tradescantia occidentalis, apply liquid fertilizer at half the recommended strength on the label to avoid over-fertilization. In terms of solid, slow-release fertilizers, use approximately 1 tablespoon per plant base, ensuring even distribution to help avoid burning roots.

How to Prune Western Spiderwort?

Pruning Time: Spring, Summer, Autumn

Look for leggy stems or branches that disrupt the plant's shape. These are often found on the outer edges or older growth. Trimming these will allow for new, healthier growth to emerge from the base, keeping the plant compact and vibrant. For effective pruning, make clean, precise cuts just above a node (the point where leaves are attached to the stem). This encourages new branching from that node, resulting in a bushier and more resilient plant. Gather and dispose of the cuttings properly to prevent the spread of possible pests or diseases. Cuttings can be placed in compost if they are healthy, otherwise, dispose of them in your yard waste to avoid contamination. More About Pruning Techniques→

How to Propagate Western Spiderwort plant?

Propagate Time: Spring, Summer, Early autumn

Collect seeds from mature plants, ensuring they are fully developed. Dry the seeds and store them until you are ready to plant. Plant them shallowly in a well-draining seed mix.

Select a healthy stem with several leaves. Cut below a node with a sterilized knife. Remove the lower leaves and allow the cutting to dry for a few hours before planting.

Carefully remove the plant from its container and gently divide the root ball into sections. Replant each section into a separate pot filled with fresh potting mix.

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How to Repot Western Spiderwort plant?

Repotting frequency: Every 2-3 years

Tradescantia occidentalis should be repotted when you notice roots circling the pot's bottom or protruding from the drainage holes. Another signal is when the soil dries out too quickly after watering. The best time to repot is during the growing season for minimal shock.

Select a pot that is one size larger than the current one, ensuring it has adequate drainage holes. Opting for a slightly larger pot allows room for growth and prevents waterlogging, which can lead to root rot. Porous materials like terracotta help improve aeration but require more frequent watering.

Use a well-draining potting mix that retains some moisture but doesn't hold excess water. A blend with peat moss, perlite, and coarse sand is ideal. This soil structure promotes healthy root growth and prevents issues such as root rot, ensuring your plant thrives in its new pot.

Toxicity of Western Spiderwort

Is Western Spiderwort toxic to humans?

The Western Spiderwort presents a low-level toxicity risk to humans if ingested. This plant contains oxalate crystals throughout its structure, which can result in poisoning when eaten. Consumption of these crystals may lead to a variety of symptoms, such as mouth and gastrointestinal irritation, causing a burning feeling, swelling, and difficulty in swallowing. Additionally, instances of nausea, vomiting, and diarrhea could arise. Since all parts of the Western Spiderwort are toxic, it is essential to exercise caution to avoid accidental ingestion, especially by children or pets who may be attracted to the plant's aesthetic appeal.

Is Western Spiderwort toxic to cat?

Western Spiderwort presents a slight toxicity hazard for cats and can cause poisoning if accidentally ingested. The entire plant harbors oxalate crystals, which can be detrimental when consumed. Ingesting this plant may lead to various symptoms indicating physical discomfort, including oral irritation which might manifest as pawing at the mouth, reduced appetite, or gastrointestinal disturbances. It is crucial for cat owners to identify these distress signals and to promptly seek veterinary assistance to safeguard their cat’s health and well-being.

Is Western Spiderwort toxic to dog?

The western Spiderwort plant species is recognized as having a low level of toxicity for dogs. If dogs accidentally consume this plant, they can suffer from poisoning. This applies to all parts of the plant, including the leaves, stems, and flowers, which contain toxic compounds that pose a threat to canine health. Upon ingesting western Spiderwort, dogs may experience symptoms like gastrointestinal distress, excessive drooling, vomiting, or diarrhea. Dog owners should be aware that the presence of oxalate crystals in western Spiderwort can lead to these negative effects. If you believe your dog has ingested western Spiderwort, it is vital to seek immediate veterinary assistance to ensure the best possible recovery for your pet.

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.

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