What Do Sunburned Tomato Plants Look Like Hardening Off

Tomato plants are a popular choice for home gardeners due to the delicious fruit they produce. However, if you are not careful, your tomato plants can suffer from sunburn, especially during the hardening off process. In this article, we will discuss what sunburned tomato plants look like during hardening off and how to prevent it.

What is Hardening Off?

Hardening off is the process of acclimating seedlings to the outdoor environment. It is essential to harden off tomato plants to prevent transplant shock when they are placed in the ground. The process involves gradually exposing the plants to outdoor conditions over a period of one to two weeks. However, during this time, your plants may be susceptible to sunburn.

What Causes Sunburn on Tomato Plants?

Sunburn occurs when tomato plants are exposed to too much sunlight, especially during the hardening off process. Sunburned areas appear as white or yellow spots on the leaves, which eventually turn brown and crispy. This can also happen to the fruit, causing it to blister and crack.

How to Prevent Sunburn on Tomato Plants During Hardening Off

Preventing sunburn on your tomato plants during the hardening off process is easy with a little planning. Here are some tips to help:

Start hardening off your tomato plants on cloudy days or late in the afternoon.

Gradually increase the amount of time your plants are exposed to sunlight each day.

Provide shade for your plants during the hottest part of the day using a shade cloth or a temporary structure.

Water your plants regularly to keep them hydrated and reduce stress from the sun.

What to Do if Your Tomato Plants Get Sunburned During Hardening Off

If you notice that your tomato plants have been sunburned during hardening off, don't worry. There are a few things you can do to help them recover:

Trim off the damaged leaves to prevent further stress on the plant.

Water your plants thoroughly to help them recover from the stress.

Try shading your plants or moving them to a shadier location for a few days.

Conclusion

Hardening off tomato plants is essential for their successful growth and production. However, it is essential to protect them from sunburn during this process. By following the tips outlined above, you can prevent sunburn on your tomato plants and help them thrive in their new outdoor environment.