why are my cucumber plants leaves yellow?
434898
Cucumber leaves can turn yellow for various reasons. Some of them are water levels, light, pests, disease or a potassium, iron or nitrogen deficiency.
1079258
The plant might have leaf spot disease. If your plant's leaves have small brown spots trimmed in yellow, this could be a sign that it has leaf spot disease, which is a fungus or bacteria that feeds on the leaves. If this is the case, don't start planning a plant funeral just yet. The problem is treatable.
107789
The most common reason that plants' leaves turn yellow is because of moisture stress, which can be from either over watering or under watering. If you have a plant that has yellow leaves, check the soil in the pot to see if the soil is dry.
598987
Why Are My Kumquat Leaves Yellow? ... Yellow and dull looking leaves often means the plant is lacking the necessary nutrients magnesium or sulfur. Apply Epsom salt (magnesium sulfate), adding it to fertilizer placed in the soil once per month.
293783
Yellowing of leaves is often caused by care problems like irregular watering or a lack of nitrogen in the soil. Plants that aren't getting enough water may initially wilt during midday, yellowing as the water stress increases.
1412894
Nutrients. Yellowing leaves are a good indication that the plant isn't getting the right nutrients, or nutrients in the right quantities. ... Aside from regular watering, plants need nutrients like iron, zinc, potassium and nitrogen, which it cannot produce itself.
758719
There are many reasons why tomato leaves turn yellow, and usually it is a fairly easy fix. Some situations that can cause yellow leaves are under-watering and over-watering, nitrogen deficiencies in the soil, a lack of sunlight on the bottom leaves, or a possible disease.
83273
Chlorosis, or yellowing leaves, is common in some parts of the country. Rose leaves turn yellow because the pH of the soil is too high, or there's not enough iron in the soil. It can also be caused by a lack of oxygen when the plants are overwatered or the soil doesn't drain easily.
635863
An imbalance in soil nutrition often causes rose leaves to yellow and discolor. ... Iron-deficient roses yellow between the veins, while magnesium-deficient plants turn yellow starting at the margins. Magnesium deficiency may also cause small brown spots on the leaves.
91249
The most common reason for yellow pumpkin leaves doesn't have anything to do with a disease that can spread from plant to plant. Usually, the reason for the yellow pumpkin leaves has to do with lack of water, weather that has been too hot, nutrient deficiency or other stresses.
196313
Cucumber beetles are nasty little pests that attack cucumbers and related plants (squash, melons, pumpkins) throughout the growing season. The beetles look like 1/4-inch-long insects that are yellow-green in color with a series of black stripes or spots. ... The adults will also eat leaves and flowers on adult plants.
489149
Other Causes Cold weather and too much moisture are among many potential causes for yellow leaves on a zucchini plant. Powdery mildew can also cause yellowing, typically on the plant's oldest leaves. ... Pests including the squash vine borer and squash bugs can make leaves yellow and wilt.
29791
Yellowing leaves on ivy are often caused by a shock to the plant's system. Leaves may yellow following transplantation or when exposed to drafts, dry air or when there are high levels of fertilizer salts in the soil.
231515
Rose leaves turn yellow because the pH of the soil is too high, or there's not enough iron in the soil. It can also be caused by a lack of oxygen when the plants are overwatered or the soil doesn't drain easily. You may see the leaf veins turn yellow while the leaves are still green.
177673
Too much water or not enough can result in hibiscus leaves turning yellow. ... Failing to give hibiscus plants enough water can also cause the hibiscus leaf to yellow. Check the soil with your finger to ensure the plant is getting enough water.
940404
Nutritional Deficiencies. Several nutritional deficiencies cause yellow leaves in grapevines. ... Iron deficiency is the most common culprit that causes yellowing -- leaf tissues turn yellow, with the only the veins remaining green. It is often the result of high soil pH in wet conditions.
1079520
2) Lack of Sunlight: Since plants differ on how many hours of direct sunlight they need, lack of sunlight is another common reason leaves turn yellow. If you know you're watering your plant correctly, it might be time to adjust the location of the plant if possible.