Tomato blossom end rot is a common gardening problem that has taken many new gardeners by surprise. Whether on tomatoes, melon fruits, cucumbers, pepper or pumpkin, you can encounter tomato soil rot.

There is hardly a greater pleasure than harvesting stunningly red and plump tomatoes and other plants from the vegetable garden you have grown yourself.

Especially when you have planted and cared for your tomatoes with the utmost care. However, when you first grow, you may notice rot on some of your fruits.

Tomato blossom end rot: how to prevent and treat

Tomato blossom end rot is a common gardening problem that has taken many new gardeners by surprise


There are a variety of garden fruits and vegetables that are particularly prone to tomato blossom end rot. Here is a quick guide to identifying, treating, and preventing tomato soil rot in your garden.

Tomato blossom end rot is a common gardening problem, but actually not a disease that your plants suffer from. This physiological disorder is caused by a calcium imbalance in your plants.

Container plants seem particularly prone to tomato soil rot. Fortunately, you can't cure infected fruit, but flower end rot can be stopped once it starts.

How to identify the soil rot of tomatoes

The tomato flower's bud rot doesn't show any signs until your fruit begins to ripen. You will notice a leathery brown ball that forms at the base or bottom of your fruit.

The brown area appears almost like a dark bruise and will expand as the fruit continues to rot.

What causes tomato rot?

Tomato soil rot is not caused by the lack of calcium in the soil, but rather by the inability of your plant to absorb the calcium. This is made many times worse by pouring over it.

The tomato flower's bud rot doesn't show any signs until your fruit begins to ripen


Common causes of root rot are:

  • Soil fluctuations. Including moisture, nutrient balance and temperature.
  • Excess nitrogen. Many fertilizers are high in nitrogen and can create an imbalance.
  • Root damage. This can occur during transplanting or soil treatment.
  • Wrong soil PH. Your plant can have problems if the soil is particularly acidic or alkaline.
  • Cold ground. The ends of the roots can die off, especially during planting when the soil is particularly cold.
  • Salty soil. If the soil is particularly salty, it will affect your plants' ability to absorb nutrients.

How do you stop tomato rot?

Once your fruit starts to rot, there is very little else left to do to save it. However, this does not mean that your entire facility will be wasted.

The problem of tomato rot can be treated, and most importantly prevented, with proper care.

How to Fix Blossom End Rot?

If you find that your fruit is showing signs of tomato rot, it is important to take quick action to prevent more plants from suffering from the rot.

Follow these 3 simple steps to overcome and fix your tomato flower rot issue:

Step one

  • Carefully remove any infected fruit with sharp secateurs.
  • You can make a simple cut on the stem of your fruit.

Step two

  • Support your plant with extra calcium.
  • You can either put some crushed eggshells in the bottom or water with powdered milk, which seems to be the more effective option.
  • Mixing powdered milk in a watering can will help your plant quickly and firmly get the calcium it needs so badly.

how to repair flower end rot

Step three

  • Monitor your watering.
  • The biggest key is to keep your watering constant.
  • Flower end rot can be caused by over- and underwatering, so proper maintenance of moisture is key.

Step four

Be careful not to suddenly add copious amounts of fertilizer to your soil as this can have negative effects.

How to prevent tomato soil rot

As they say, "prevention is better than treatment," and the same is true of tomato rot. Here are a few ways you can prevent tomato rot in your garden:

  • Add tomato root stop to the bottom.
  • Maintain soil moisture. After watering, the moisture should be up to 6 inches deep, especially in arid climates.
  • Use fertilizers that are low in nitrogen and high in phosphorus and fertilize mainly in the summer months. Be careful not to overfeed.
  • Test your soil regularly and try to keep a pH as close to 6.5 as possible.
  • Occasionally add mulch and high-calcium or calcium-rich ingredients to your soil.

What's the fastest way to add calcium to your soil?

The easiest and cheapest way to add calcium to your soil is with eggshells, Epsom salts, or soil additives.

The easiest and cheapest way to add calcium to your soil is through eggshells

1. Support your plants with egg shells

Eggshells are high in calcium. Save your eggshells and let them dry out. Once dry, place in a blender and mix until a white powder is obtained, similar to that of coffee grounds.

Using your garden trowel or your hands, mix the eggshell mixture into your soil. It is recommended to infuse the soil with eggshells at least two weeks before planting.

For some plants, it can take between 6 and 12 months to actually absorb the nutrients from the eggshells.

2. Adding Epsom salts to your plants

Epsom salt has long been known as a beneficial additive for a wide variety of plants. While you don't want to over-salt your soil, an occasional Epsom salt watering can do wonders for plant absorption.

Mix one tablespoon of Epsom salts in about 1 gallon of water. Apply the mixture to your plants every couple of weeks.

3. Mixing soil additives to your plants

Amazon offers easy-to-use soil test kits that let you know exactly what your soil needs more or less. When it comes to your pH, the most common soil additives are gypsum and lime.

There are many soil additives on Amazon that are specifically designed to keep your tomato plants happy and rot free.

Adding coffee grounds, tea bags, and banana peels is also a great way to support your soil with some extra nutrients. They are known to aid nutrient absorption in tomatoes.

Can I eat a tomato with Blossom End Red?

The answer is very simple: yes, but no. Eating rotten fruit is not dangerous, but it can be extremely unpleasant.

You can cut away the rotten piece to save the fruit. Most of the time, it is recommended to simply discard any fruit affected by tomato rot at the end of the rot.

Summary How To Prevent and Treat Tomato Blossom End Rot

When it comes to tomato rot, the most important factor is to identify it early and start treatment. Some infected fruits do not spoil the entire plant. It is therefore imperative to cut away rotten fruits and continue to care for your plant.

With proper care, you can have beautiful, fruiting tomato plants without having to worry Rotting tomato blossom end.