Updated: June 28, 2023

Introduction

Wheatgrass has gained popularity in recent years as a superfood packed with essential vitamins and minerals. Many health-conscious individuals have started growing their own wheatgrass at home, either for personal consumption or to add to their green smoothies. However, it is not uncommon for wheatgrass growers to notice little bugs crawling on their plants. If you are one of these individuals, don’t panic! In this article, we will explore the most common little bugs found on wheatgrass plants and how to deal with them.

Aphids

Aphids are tiny insects that can be found on a wide range of plants, including wheatgrass. These small bugs are usually green or black in color and have soft bodies. They feed on the sap of plants by piercing the leaves and stems with their mouthparts.

If your wheatgrass is infested with aphids, you may notice distorted or curled leaves, yellowing, or stunted growth. While aphids can cause damage to your wheatgrass plant, they are relatively easy to control.

To get rid of aphids, you can try spraying your wheatgrass with a strong stream of water, which will knock them off the plant. Alternatively, you can use insecticidal soap or neem oil spray, both of which are effective in killing aphids while being safe for human consumption.

Spider Mites

Spider mites are another common pest that can infest wheatgrass plants. These tiny arachnids are not actually insects but are closely related to spiders. They are difficult to spot with the naked eye as they are usually red or yellowish and about the size of a speck of dust.

Spider mites suck the sap from the leaves of wheatgrass, causing them to turn yellow or brown and develop a stippled appearance. You might also notice fine webbing on your plants if they are infested with spider mites.

To control spider mites on your wheatgrass, you can use a strong jet of water to dislodge them from the plant. Additionally, you can introduce natural predators such as ladybugs or predatory mites to your garden, as they feed on spider mites. In severe infestations, you may need to resort to using insecticidal soap or neem oil spray.

Fungus Gnats

Fungus gnats are small flying insects that resemble tiny mosquitos. These pests are attracted to moist environments and can often be found near indoor plants, including wheatgrass. Fungus gnats lay their eggs in the soil, and their larvae feed on organic matter and the roots of plants.

If you notice tiny black flies around your wheatgrass plant or observe yellowing leaves and poor growth, it is likely that you have a fungus gnat infestation. Additionally, you might see the larvae crawling on the surface of the soil.

To control fungus gnats, it is important to address the underlying issue of excessive moisture in the soil. Allow the top inch of soil to dry out before watering again and avoid overwatering. You can also use yellow sticky traps to catch adult fungus gnats and introduce beneficial nematodes, which are natural predators of fungus gnat larvae.

Thrips

Thrips are tiny, slender insects that measure about 1-2mm in length. They can vary in color from pale yellow to dark brown or black. These pests feed by puncturing plant cells and sucking out their contents, which can cause leaves to appear silvery or develop brown streaks.

If your wheatgrass is infested with thrips, you may also notice tiny black specks on the leaves, which are their droppings. Thrips can be difficult to control due to their small size and ability to reproduce rapidly.

To manage thrips, you can try spraying your wheatgrass with insecticidal soap or neem oil. However, it is important to repeat the treatment every few days to target thrips at different stages of their life cycle. Additionally, beneficial insects such as lacewings and minute pirate bugs can be introduced to your garden to feed on thrips.

Prevention is Key

While it’s important to know how to deal with the little bugs that can infest your wheatgrass plants, prevention is always better than cure. Here are a few tips to help prevent pest infestations on your wheatgrass:

  1. Inspect new plants: Before introducing new plants into your garden or home, thoroughly inspect them for any signs of pests or diseases.

  2. Maintain cleanliness: Keep the area around your wheatgrass clean and free of debris, as this can attract pests.

  3. Proper watering: Avoid overwatering your wheatgrass, as excessive moisture can create a favorable environment for pests.

  4. Good air circulation: Ensure that there is adequate air circulation around your wheatgrass plants, as this can deter pests.

  5. Rotate crops: If you are growing wheatgrass outdoors, practice crop rotation to prevent the buildup of pests and diseases in the soil.

Conclusion

Little bugs on your wheatgrass plant can be a nuisance, but with proper identification and management techniques, you can keep them under control. By following preventive measures and taking prompt action when necessary, you can enjoy a healthy and thriving wheatgrass crop. Remember, healthy plants are less susceptible to pest infestations, so providing optimal growing conditions is key. Happy wheatgrass growing!