I have 2 curry leaf plants and one of them is coming up well but second one is turning yellow. Yellowing leaves is a common problem, and there are many reasons that plants in your garden turn yellow. When you notice yellowed leaves on your outdoor garden plants, the color change may be a literal warning flag that something has gone awry. This is a generalized query, we all think like this. Planting a garden is a rewarding, educational experience. In either case, it’s going to cause moisture stress on the plant. Nutrition. Both plants are next to each other and in the exactly same soil. You may also notice new growth that is a faded, washed-out green. Gold Dust Plant, Variegated Yucca), yellow is a signal to gardeners that something bad is going on. Unless a plant is supposed to have yellow coloring (i.e. Without enough light, leaves will begin to yellow and eventually slow growth to a standstill. Why do indoor & outdoor plant leaves turn yellow? The Most Common Reasons for Plant Leaves Turning Yellow Stress from Moisture . Keep the soil consistently damp but not soggy. outdoor-plants-yellow-leaves. Cucumber plants turning yellow due to malnutrition. With just the right amount of fuel, your plant will look lush again in no time. After all your hard work planning, planting and cultivating your garden, it is disappointing when your plants become unhealthy. Its still around 4 feet tall but 35% leaves are turning yellow. It is very common to ask but the answer to this is not so common. Cucumbers’ yellowing leaves can be a result of temperatures inconsistent with the plant. What should i do to help it revive back? Why Are My Garden Plants Turning Yellow? If the lower leaves appear to be more faded than yellow, it could be a sign of a light deficiency. Look for plant food with this nutrient and follow the recommended feeding rate to avoid fertilizer burn. Yellowing of the leaves is technically called chlorosis and it can point to a … When the plant’s stressed, the yellowing on the leaves is … Plants need proper light for photosynthesis to occur. The Diagnosis: If the older leaves on your plant are turning yellow and the new leaves are very light green, it could be a sign of a nitrogen deficiency. Be sure to rotate your pots periodically, so all foliage is exposed to sunlight. Cucumber plants grow best in temperatures of 65 and 75 degrees Fahrenheit. Lack of Light – To determine if your yellow leaves are caused by a lack of light check the lower leaves first. Over-Watering : Generally, this yellowness will appear in a mosaic pattern, not solid yellow, and the leaves may have unsightly, crunchy brown tips but will not fall off easily. During photosynthesis, leaves take in light and carbon dioxide (CO2) and convert it into plant energy. I water them every other day and also spray water on the leaves. If your Gardenia's leaves turn yellow and drop, aside from the normal aging process of its leaves, this may be caused by any of these reasons: Over-watering or under-watering: Gardenias need at least 1 inch of rain (or equivalent watering) each week. This work is licensed under a Creative Commons Attribution-NoDerivs 3.0 United States License.. Common Reasons Leaves Turn Yellow. Plant leaves can turn yellow because of either too much or too little water. Well, there are lots of reasons that can cause the yellowing of leaves. Chlorotic plant leaves will be very light green or yellow and have very deep green veins. The most common reason plant leaves turn yellow is because of stress.Whether due to inadequate watering, excessive heat, or pest infestations, yellow leaves are a sign of sickly cannabis plants and must therefore be addressed as soon as possible.To understand the science behind this, we must first look at the contents of a typical leaf and its relationship to the plant’s overall health. Yellowed Leaves on Outside Plants. Thus erratic temperatures cause moisture stress, which is mostly seen by yellowing of leaves.