Why Does Basil Wilt?
Basil plants are susceptible to disease and insect damage. If the soil is not kept moist enough, then the roots will rot from lack of water or even die completely. In addition, if there is too much sun exposure, the leaves may turn yellow and drop off due to dehydration.
The root system of the basil plant is also vulnerable to disease and insects. If it becomes infected with bacteria, fungus, or molds, then the plant may wither and eventually die.
In some cases, when the soil temperature gets too high (over 90 degrees Fahrenheit), the roots become so dry that they begin to rot. When this happens, you’ll see little green spots on your basil plants’ foliage.
When these conditions occur, you need to do something about it. There are several ways to fix the problem.
You could wait until the weather cools down and repot your basil plants, but that’s a long process and you don’t want to have to deal with watering them every day. Another option is to use a soil amendment such as Miracle Gro® Fertilizer or other products designed specifically for basil plants.
What Is Soil Amendment?
Soil amendment is any substance that is added to your soil to either correct a nutrient imbalance or enhance one that is already present. For example, using Miracle Gro® Fertilizer or other similar products will provide basil plants with all the nutrients that they need and prevent them from becoming infested with harmful insects and bacteria.
However, you should only use soil amendments when necessary because they can lead to nutrient burn if over-applied. Nutrient burn is a condition that occurs when a plant receives more nutrients than it can handle.
As a result, it will show signs of nutrient deficiency, such as wilting and yellowing leaves.
Fortunately, there are other ways to fix the problem without using soil amendments. Soil temperature can be cooled by putting several inches of mulch, such as pebbles or chopped-up cardboard squares, around your basil plants’ containers.
This will keep the soil from becoming so hot. You could also move your basil plants to a location that receives partial sun or shade and allow them to thrive until the temperature cools.
How To Prevent Wilting & Drooping Basil Leaves?
There are several things that you can do in order to prevent basil plants from wilting. One of these is to make sure that its root system never runs dry. When it doesn’t get enough water, the plant’s cells begin to lose moisture and its tissues collapse causing the plant to wilt. You should always make sure that your basil plant has a water supply, especially during the summertime when the temperature is hot. If there isn’t a rain cloud in the sky for several days, then you need to give your basil plant a light watering every day.
The soil your basil plant is growing in also has an effect on how often you need to water it. For example, if the soil is clayey or sandy, then it won’t hold moisture as well and you will need to water it more often.
You should always make sure that your soil has the right moisture content. If it’s too wet, then the basil plant will most likely suffer from root rot. If it’s too dry, it will wilt. You can correct this problem by amending the soil with organic matter or using a soil moisture retaining compound.
As the days begin to cool, your basil plant will no longer need as much water. This is a good thing because you won’t need to worry about constantly watering it during the winter months when you may not be able to get to it as often.
The same rule applies in the summertime, when the temperature is hot and there is no rain. However, if the weather is extremely cold, then there’s a possibility that your basil plant will suffer from frost damage if the temperature falls below 25 degrees. Should this happen, you can try to save it by placing the container in a warm area. You can also wrap the container with a heating pad on the highest setting, making sure that you don’t set it on the plants or soil. Keep a close eye on the temperature to make sure that it stays a few degrees above freezing.
What Causes Basil Leaves To Be Yellow & Tips On How To Fix This Problem?
When basil leaves turn yellow, it means that the plant isn’t getting enough nutrients. There are several reasons why this may occur. First of all, your plant may not be getting enough light. Make sure that it is receiving at least four hours of direct sunlight every day. If that doesn’t work, then you can supplement its light with grow lights.
The second reason for poor growth may be related to the soil your plant is growing in. The soil may not have the right nutrient content for the plant to thrive or it may be too compact for proper root development.
You may need to fertilize the soil and if this doesn’t work, you may need to repot it in new, fertile soil.
The third reason why your basil leaves may be yellow is due to an infestation of insects or disease. You can treat the plant with neem oil to prevent damage from occurring.
However, if the damage has already been done, you may need to destroy the plant in order to save future crops from destruction. Always quarantine any new plants you bring into your garden before placing them with other plants.
What Does It Mean When A Basil Plant’s Leaves Are Purple?
A basil plant’s leaves turning purple means that the plant is not getting enough light. This doesn’t necessarily mean that it isn’t receiving “enough” sunlight, it could just mean that it isn’t receiving direct sunlight.
Sources & references used in this article:
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Impact of compost application on Fusarium wilt disease incidence and microelements contents of basil plants by MAE Hassan, KAM Abo-Elyousr – … of Phytopathology and Plant …, 2013 – Taylor & Francis
Effect of antagonistic Fusarium spp. and of different commercial biofungicide formulations on Fusarium wilt of basil (Ocimum basilicum L.) by A Minuto, G Minuto, Q Migheli, M Mocioni, ML Gullino – Crop Protection, 1997 – Elsevier
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PCR Detection of Fusarium oxysporum f. sp. basilici on Basil by A Chiocchetti, L Sciaudone, F Durando… – Plant …, 2001 – Am Phytopath Society
Technology for improving essential oil yield of Ocimum basilicum L.(sweet basil) by application of bioinoculant colonized seeds under organic field conditions by R Singh, SK Soni, RP Patel, A Kalra – Industrial Crops and Products, 2013 – Elsevier