Updated: July 15, 2023

If you have noticed tiny bugs crawling on your spiderwort plant, you may be wondering what they are and how to deal with them. These little insects can be quite a nuisance and may affect the health and appearance of your plant if left untreated. In this article, we will explore the common types of bugs that infest spiderwort plants and provide some tips on how to manage and control them.

Identifying the Bugs

Before taking any action, it is important to correctly identify the bugs infesting your spiderwort plant. Here are some common types of insects that are known to target these plants:

Aphids

Aphids are small, soft-bodied insects that come in various colors including green, yellow, black, or brown. They are usually found congregating on the undersides of leaves or along the stems. These pests feed by sucking sap from the plant, which can cause stunted growth and wilting.

Spider Mites

Spider mites are another common pest that affects spiderwort plants. These tiny arachnids are barely visible to the naked eye but can be identified by their fine webbing on the leaves and stems. Spider mites feed on the plant’s sap, causing yellowing or bronzing of the foliage and eventually leading to leaf drop.

Whiteflies

Whiteflies are small, winged insects that resemble tiny moths. They can be found in clusters on the undersides of leaves and often fly up in a cloud when disturbed. These pests suck sap from the plant’s leaves, causing yellowing and wilting. They also excrete sticky honeydew, which can attract ants and lead to the growth of sooty mold.

Mealybugs

Mealybugs are small, soft-bodied insects covered in a white waxy substance that resembles cotton. They typically gather in protected areas such as leaf axils or under leaves. Mealybugs feed on the plant’s sap and can cause yellowing, wilting, and stunted growth. They also excrete honeydew, leading to the growth of sooty mold.

Dealing with the Infestation

Once you have identified the type of bugs infesting your spiderwort plant, it is essential to take appropriate action to manage the infestation. Here are some strategies you can employ:

Manual Removal

For a minor infestation, manually removing the insects can be effective. You can use a soft brush or a cloth soaked in soapy water to gently wipe off the bugs from the leaves and stems. Remember to check both sides of the leaves and inspect all plant parts thoroughly.

Insecticidal Soap

Insecticidal soaps are an environmentally friendly option to control pests on spiderwort plants. These soaps work by suffocating the insects upon contact. Mix the soap according to the instructions on the product label and apply it to the affected areas of the plant. Be sure to cover all surfaces, including the undersides of leaves.

Neem Oil

Neem oil is a natural pesticide derived from the neem tree. It has insecticidal properties and can help control a wide range of pests, including aphids, spider mites, whiteflies, and mealybugs. Dilute neem oil according to the instructions on the packaging and spray it onto your spiderwort plant. Repeat this process every 7-14 days as needed.

Beneficial Insects

Introducing beneficial insects into your garden can help control pest populations naturally. Ladybugs, lacewings, and predatory mites are examples of beneficial insects that feed on aphids, spider mites, and other pests. You can attract these insects to your garden by planting companion plants such as dill, fennel, or yarrow.

Horticultural Oil

Horticultural oils, also known as dormant oils, are highly refined petroleum-based oils that can smother pests. These oils are effective against overwintering insects and their eggs. Apply horticultural oil during the dormant season to control pests on your spiderwort plant.

Preventing Future Infestations

To prevent future infestations on your spiderwort plants, it is important to practice good garden hygiene and implement preventive measures. Here are some tips:

  • Regularly inspect your plants: Regularly check your spiderwort plants for signs of pests, such as yellowing leaves, wilting, or unusual growth patterns. Early detection can help prevent the spread of infestations.

  • Avoid over-fertilizing: Excessive fertilization can make plants more attractive to pests. Follow recommended fertilization practices and avoid overfeeding your spiderwort plants.

  • Promote good air circulation: Proper air circulation can help deter pests. Ensure that your plants have adequate spacing and trim any overcrowded foliage.

  • Remove infected plant material: If you notice any severely infested or diseased parts of your spiderwort plant, promptly remove them to prevent the spread of pests or diseases to other plants.

  • Keep a clean garden: Remove fallen leaves, debris, and weeds from your garden regularly. These can provide hiding places for pests and increase the risk of infestations.

By following these preventive measures and promptly addressing any pest issues, you can keep your spiderwort plants healthy and vibrant.

In conclusion, if you find little bugs crawling on your spiderwort plant, identify them correctly before taking action. Aphids, spider mites, whiteflies, and mealybugs are common pests that affect these plants. Manual removal, insecticidal soap, neem oil, beneficial insects, and horticultural oil are some effective methods to manage infestations. Additionally, practicing good garden hygiene and preventive measures can help prevent future pest problems. By taking proactive steps, you can ensure the health and beauty of your spiderwort plants for years to come.