Magnesium deficiency in plants is common where soil is not rich in organic matter or is very light. Thus, the bottom leaves will turn yellow first if your plant has a deficiency of magnesium (or perhaps another mobile nutrient). Just don’t leave a high concentration of Epsom salt (or any other salt or fertilizer) in the soil. Plants that are suffering from a lack of magnesium will display identifiable characteristics. One sign of magnesium deficiency in plants is yellow leaves (also called chlorosis ). Another way to use Epsom salt is to dissolve it in water, put it in a spray bottle, and spray it onto the leaves of your plant. Too much magnesium in your garden soil causes the following problems for plants: Too much of any nutrient is bad for plants, and magnesium is no exception. Both too little and too much magnesium will harm your plants. For example, according to the University of Minnesota Extension, magnesium deficiency in plants is more likely to occur when soil pH falls below 5.5 (somewhat acidic). Adding compost to your garden soil is a smart decision, even if your plants don’t have a nutrient deficiency. Seeds are tough and can handle a lot of abuse, but they do need certain conditions for germination to occur. This is easily the highest percentage by weight of magnesium in any supplement on this list. Read more about Soil, Fixes & Fertilizers. This will lead to yellow leaves and other nutrient deficiency symptoms. Dolomitic lime is useful for adding magnesium to your soil if you also want to add calcium or raise the soil pH. Magnesium also helps to carry phosphorus through plant tissues. Some home soil test kits are not very accurate. As you can see in the image below, there would be no chlorophyll without magnesium. According to the Michigan State University Extension, magnesium is a mobile nutrient . Without enough magnesium in soil, your plants will suffer from magnesium deficiency. Without energy, the plant will stop growing. Are you looking to find out what magnesium does for plants? A magnesium deficiency in plants may be caused by magnesium deficiency in soil. Epsom salt contains 10% magnesium by weight and 14% sulfur by weight. This is a good option if you want to add potassium to your soil in addition to magnesium and sulfur. If you want to learn how to make your own compost using kitchen scraps and yard waste, read my article all about it here. Without enough magnesium in soil, your plants will suffer from magnesium deficiency. For example, bananas contain lots of magnesium, so using the peels for your compost pile can help to add magnesium to your garden. Do a soil test before adding any supplement to your soil, and always follow the instructions on the label! However, as mentioned earlier, it is a good idea to do a soil test before adding amendments to your soil. Otherwise, you could add too much magnesium to your soil, causing another problem entirely (more on this later). Chemical leaf sprays are also used as a temporary solution to provide magnesium. Magnesium is also used by plants for the metabolism of carbohydrates and in the cell membrane stabilization. Without magnesium, chlorophyll cannot capture sun energy needed for photosynthesis. Magnesium in plants is located in the enzymes, in the heart of the chlorophyll molecule. Doing so can burn your plants with excessive nutrients. ~Jonathon. However, it is sometimes overused, or used for the wrong reasons. The plant will absorb the solution through its leaves and get a boost of magnesium and sulfur. In short, magnesium is essential for the survival of a plant. Hopefully, it’ll help make your holiday season as special as possible. Now you know what magnesium does for plants, and why it is important to have enough but not too much. You can always add more supplements later on, but it’s almost impossible to take them back out if you overdo it. Epsom Salt Lawn Care: Tips On Using Epsom Salt On Grass, Epsom Salt and Garden Pests – How To Use Epsom Salt For Pest Control, Information About Using Epsom Salts For Plants, Grateful Gardening: How To Show Garden Gratitude, Indoor Winter Savory Care: How To Care For Winter Savory Inside, Fall Themed Fairy Gardens: How To Make A Mini-Thanksgiving Garden, Jalapeno Plant Care – How To Grow Jalapeno Peppers, Problems With Vermicomposting: How To Deal With Vermicompost Issues, Growing Katniss – Learn More About Katniss Plant Care, Thatch In Lawns – Getting Rid Of Lawn Thatch, The Bountiful Garden: Bringing The Garden To Thanksgiving, Overwintering Containers And End Of Season Cleanup, Must Have Winter Shrubs – Top 7 Shrubs For Winter Interest, Enclosed Porch Garden – Indoor Gardening On The Porch. Otherwise, you will end up with excessive magnesium in the soil, which will cause other problems in your garden. Sign up to get all the latest gardening tips! Compost conserves moisture and helps keep nutrients form leaching out during heavy rainfall. Row covers can protect your plants against some of these hazards if you use them correctly.So, what... link to Do Seeds Need Light To Germinate?