How to Use Epsom Salt in The Garden – 5 Ways?

All gardeners are not blessed with a green thumb and require all the form of help available at hand. Experts have unanimously voted in favor of Epsom salt or magnesium sulphate as one such ingredient which can produce more flowers, help seeds germinate, increase chlorophyll production, make plants grow bushier and even deter garden pests like voles and slugs.

It can also cater to the nutrient requirement of your garden plants if you ever decide to opt out of your regular fertilizer spraying practice. Magnesium sulphate breaks down into molecules of sulphur, magnesium and water for accentuating the growth drive of your plants.

While most soils are rich in sulphur and magnesium, you can add an extra boost of the same with Epsom salt. Research studies have showed a direct link in between the growth of fruit-bearing plants such as pepper and tomato as well as flowering plant such as rose with the application of Epsom salt.

Today we are going to discuss about some expert prescribed ways of adding Epsom salt to your daily gardening routine for boosting up plant growth.

#1 Side-Dressing While Growing Season

This technique can come to your assistance if your garden soil is sandy and not very good at retaining nutrients. It can also assist with the initial development stages of plants when the nutrient requirement remains exceptionally high.

Peppers and eggplants can benefit deeply from such a type of application. The amount of Epsom salt used by you will be directly influenced by your plant size.

As a rule of thumb, you can use 1 tablespoon of Epsom salt for every single foot of your plant’s height.

The Epsom salt shall have to be worked into the soil surrounding the plant base. A single application during mid-season can cater to the nutritional requirements of your plant unless you are dealing with a heavy feeder. These require furtherapplication during fruit development as well as blossoming stage.

#2 Foliar Spray While Growing Season

You can effectively use Epsom salt by feeding plants through its foliage in the place of its roots. Plants however have a greater tendency of absorbing nutrients via its leaves rather than stems and roots.

Foliar feeding can prove to be exceptionally helpful in catering to the nutrient meter of plants which have been adversely affected by diseases, pests and even unfavourable weather.

  • You can easily make Epsom salt foliar spray by mixing 1 teaspoon of Epsom salt in two cups of water. This has to be stirred well until the entire salt gets dissolved.

This foliar feeding solution needs to be used once a month by storing the same in a spray bottle. You can spray it on the underside of leaves as well as on the plant’s foliage until the liquid starts dripping from the leaves. This technique can serve you well for boosting up the nutrient meter of plants on a periodic basis.

#3 Soil Additive During Planting Time

You can boost up your soil at the time of planting with Epsom salts for giving its growth a kick-start from the very beginning. This method can be tried out while planting green pea seeds.

The germination period requires the backing of magnesium in adequate quantities for strengthening cell walls which can withstand transplanting. You can also see a noticeable increase in germination rate coupled with the application of Epsom salt.

  • For this, about 1 to 2 tablespoons of the salt has to be added inside each hole while putting up transplants or starting seed plantation.
  • While cultivating a large plot of land, you will be required to mix 1 cup of Epsom salt into 100 square feet of tilled soil.

#4 Growing Bigger Blooms 

The magnesium content in Epsom salt adds inertia to chlorophyll production which imparts a darker hue to its leaves. You are also bound to feel delighted with the growth of new canes and larger blooms at the base of the plant.

  • You can blend in 2 tablespoons each of Epsom salt and sugar in a bowl for being poured into the planting holes prior to planting the rosebush.
  • The beneficial microbes present in soil are kept well fed with the sugar content of this mixture.

This makes it easy for them to break down soil nutrients for being absorbed by the plants easily. For established rosebushes, you can sprinkle the mixture around each plant for getting properly blended with the soil.

#5 Kill Weeds

You can mix 2 cups of white vinegar with 2 teaspoons of liquid dish soap and ¼ cup of Epsom salt to create a highly effective weed killer.

While the vinegar content of this mixture sucks out excess moisture, the dual combination of Epsom salt and dish soap burn them out. It is advisable to apply this weed killer on a hot sunny day with no forecast in the upcoming 48 hours.

Bottom Line

The pH neutral attribute of Epsom salts make it the perfect choice for being added to your planting beds without having to worry about meddling with the soil’s inherent pH level. However, you need to refrain from over applying this magic solution to unleash its fullest potential.

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