Ooh boy, summertime. There’s a lot to love about a summer day spent outside, isn’t there? Let’s set the scene:Pollen wafts on the warm winds while the sun beats d
06.06.2023 - 17:33 / gardenerspath.com / Helga George
How to Prevent, Identify, and Treat Blight on TomatoesWhile tomatoes tend to thrive in home gardens, they can sometimes be plagued by disease.
Three different types of blight may strike – early, late, and Septoria blight.
What’s a poor gardener to do?
By keeping a close eye on your plants, and starting treatment as soon as possible if you detect one of these insidious diseases, there may be hope for your crop!
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This guide will show you how to distinguish between these diseases, prevent them, and treat the infection.
Here’s what’s ahead in this article:
A Rundown of the CulpritsThere are three types of blight that affect tomato plants. Spots on the leaves are the first indication of each of these infections. However, they all have their quirks that allow you to distinguish between them.
Two are caused by fungi – early blight (Alternaria solani) and Septoria blight, aka Septoria leaf spot (Septoria lycopersici).
The third – late blight (Phytophthora infestans) – was considered a fungus for 200 years. However, it is now known as a water mold (or oomycete, to be technical).
This organism is what caused the Irish potato famine, forever altering Irish and American history.
Alternaria and Septoria can devastate your crop at home, while late blight is an extremely serious infection that can decimate whole tomato fields.
Late blight is such a menace that you are advised to inform your county extension agent if you find it in your garden.
Read more about identifying late blight here.
Early blight and Septoria are often confused, since each of these infections causes the leaves to yellow and die. And both of these infections start
Ooh boy, summertime. There’s a lot to love about a summer day spent outside, isn’t there? Let’s set the scene:Pollen wafts on the warm winds while the sun beats d
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