Anthracnose disease or coffee mite infestation is a common problem in coffee plants. These pests are caused by small mites known as coffee red mites (Oligonychus coffeae) or coffee white mites (Polyphagotarsonemus coffeae). This pest causes damage to the leaves and reduces the productivity of coffee plants.

Common Symptoms of Anthracnose Disease on Coffee Plants

The following are general symptoms of Anthracnose disease or mite pests on coffee plants:

Yellow Leaves

Mite-infested coffee leaves may appear yellow. This is because the mites suck the liquid from the leaves, so the leaves lose chlorophyll and experience a decrease in energy production through photosynthesis.

Yellow or Silver Spots

On the leaf surface, you may see small yellow or silver spots. These spots are mite bite marks on leaf tissue.

anthracnose on coffee plants
Source :

Curling or Shriveling of Leaves

Coffee leaves that are severely infested by mite pests may curl or shrivel, disrupting normal leaf shape and structure.

anthracnose on coffee plants
Source :

Spider Web

In some cases, you may see spider webs produced by mites on the underside of leaves or between the branches of coffee plants.

Leaf Fall

Severe mite infestation can cause coffee plants to lose many leaves as the leaves become brittle and fall easily.

Production Reduction

Severe mite infestation can lead to a decrease in the overall productivity of the coffee plant as the leaves are unable to photosynthesize efficiently.

If you see symptoms like the ones mentioned above on your coffee plants, there is a possibility that the plants are infested by Anthracnose or mite pests. It is important to take immediate pest control measures to prevent further spread and minimize damage to your coffee plants. Consult a local agriculturist or farmer to ensure proper identification and get advice on appropriate control measures.

Factors Affecting Pest Populations in Coffee Plants

Some of the factors that can affect the level of investment and population development of this pest mite include:

Dry and Hot Climate

Mites tend to thrive well in dry and hot environments. Areas with long dry seasons and high temperatures can support faster growth of pest mite populations.

Plant Density

Coffee plants that are too dense or grow too close to each other can create a humid environment and favor the spread of mite pests.

Soil Quality

Unhealthy or infertile soil can weaken coffee plants, making them more susceptible to pests and diseases, including mites.

Improper Farming Practices

Excessive fertilizer use or improper farm management can cause stress to coffee plants and exacerbate mite infestations.

Presence of Alternative Host Plants

Alternative host plants or weeds infested by mite pests can be a source of spread and infestation in coffee plants.

Presence of Natural Enemies

The presence of natural enemies, such as predators or parasites, that control mite populations can impact the level of investment in coffee plantations.

It is important to closely monitor agricultural and environmental conditions on coffee farms to identify potential problems early. Integrated pest management, which includes proper cultivation practices, selection of pest-resistant crop varieties, use of biological and biorational control methods, and judicious use of insecticides where necessary, can help reduce mite infestations and minimize their impact on coffee plants.

Solutions to Control Pest Populations in Coffee Plants

Here are some solutions to control such investments:

Use of plant-based or chemical insecticides

Plant-based insecticides containing active ingredients that are biopesticides can be used as one method of controlling mite pests in coffee plants. The use of appropriate chemical insecticides may also be an option if the investment is severe and requires quick action, but be sure to follow the instructions for use correctly.

Integrated Pest Management (IPM)

The most recommended control method is through the IPM approach. It is an approach that integrates various pest control methods to achieve effective and sustainable control by minimizing the use of synthetic chemicals. Integrated management of pests may include regular monitoring, introduction of natural enemies, pruning of infested parts of the crop, crop rotation, and proper cultivation practices.

Use of Natural Enemies

Identifying and introducing natural enemies that control mite populations in coffee plants can be a natural and sustainable solution. Some predatory insects and parasitoids can be effective natural enemies in controlling mite pests.

Environmental Management

Creating a healthy and balanced environment in the coffee plantation can help increase the plant’s resistance to pests and diseases, including mites. Make sure the plants get enough nutrients, the right water, and enough sunlight.

Routine Monitoring

Conducting regular monitoring in coffee plantations to detect early signs of mite infestation is an important step in taking early control measures before the problem becomes more severe.

Avoid Over Fertilization

Excessive fertilization can lead to unbalanced plant growth and increased susceptibility to pest infestation.

Weed Control

Controlling weed growth around coffee plantations can help reduce potential sources of mite infestation.

It is important to always adopt a sustainable and environmentally friendly approach in the control of mite pests in coffee plants. Consult an agricultural expert or an experienced local farmer for advice that suits your farming conditions and environment.

Are you a coffee lover? It’s time to visit the KopiKita platform to find coffee from various regions in Indonesia at the best prices.