key takeaways
- Brown spots on cucumbers often come from mildew, beetle, spider mites or fungal disease.
- Prune infected leaves, clean the equipment, improve airflow, and use spray or pesticide soap.
- End-off-season nutritional loss can also cause spots-boost with fish fertilizer and potassium.
You have a Cucumber crop All seasons are long, but now, such as the summer dog days start getting into the air, your cucumber plants look less than alive. The weather is still hot, yet your cucumber leaves are filled with brown spots as if they are dying for winter.
Want to revive your cucumber plants and stop brown blight? Here is told how to diagnose brown spots on your cucumber leaves and fix them.
Meet experts
Jason Skipton Are executive directors of growing gardens.
5 Reasons can have brown spots in your cucumber leaves
Cucumbers must be able Keep producing Until the first frost, unless they are victims of pests or illness. Unfortunately, brown spots are an initial indicator that is an issue.
Jason Skipton, Executive Director of the Groughing Garden, states that these brown spots are often around the change of weather.
“This is normal, and at this time, it is for a lot of plants, especially in the Kukurbitesia family, which includes cucumbers and squash,” they say. “Don’t be too rigid on yourself, but are steps to keep your plants healthy and produce longer in months of fall.”
Here are the five reasons that your cucumber leaves may have brown spots, and what you can do to reverse the course and restore their healthy green color.
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Mildew
powdery mildew And Downey Mildew can suffer both cucumbers, especially when the weather is particularly wet or the plants have been overwater.
Skipton says, “These mildew through the plant, from the plant, spread through the overhead water, the prooners do not disinfect, and from the content of the plant contacting other leaves,” Skipton says.
To fight mildew, skipton advises to take out any infected leaves and throw them into the garbage, away from the plant. Be sure to clean your pruning scissors after removing any afflicted classes.
Apply Powder mildew spray To prevent mildew from coming back.
Cucumber beetle
Cucumber beetles can start a multi-dimensional attack on your cucumber leaves. First, they will eat holes in the leaves, dry them and create brittle spots. Then, they run the risk of communication Bacterial wilt For cucumber plant, which will make the leaves brown, then wilt, scipton share.
“Look under the leaves because you will find cucumber or squash beetle eggs,” they say. “If you find them, take out the leaves with egg clusters and throw them into the garbage.”
nutritional deficiencies
Getty Image / Saram
“At this point, the plants are near the end of their life cycle and will need to promote energy,” says skipton, who notes that nutrient deficiency can cause brown spots on the leaves.
He suggests using a fish fertilizer and adding potassium before your next morning water before adding potassium to water.
“The added nutrients should give them leg-up in this summer battle,” is called skipton.
Spider mites
Spider mites Your garden has a small but terrible insect, and cucumber is a proper game when it comes to feed their favorite places. If you see small spots on your cucumber leaves, this may be due to spider particle.
While the initial spots can be yellow, heavy infections may eventually lead to brown sections on the leaves.
Fortunately, they are easy to get rid of as long as you hold them quickly. Spray your plants with water explosion, then apply a pesticide soap or oil.
Fungal disease
Cucumbers are also susceptible to fungi issues, including cookbit anthrakanose, which can cause brown spots on cucumber leaves. While the issue may start small, it can spread, eventually damage the entire plant.
Avoid the spread of fungal diseases by giving enough space to your cucumber to allow air circulation between plants and fill them as often as necessary.
If you look at the leaves that look as if they have fungal issues, then proceed them immediately