Saturday, August 19, 2017

Common Tomato Plant Problems - Powdery Mildew o Tomatoes

How to Fix It


What it look like:



Powdery mildew is easy to find on tomato plants as it looks like someone brushed the leaves with a white powder. You might find white spots on tomato leaves or even the stem. If you let the fungi thrive it will turn your tomato leaves yellow and then brown.

What causes it:

Powdery mildew on tomatoes is more common in greenhouses than an outdoor garden because of the lack of air flow and high humidity.

What to do about it:

The best way to prevent powdery mildew on tomato plants is to use a preventative spray formulated with sulfur.

Common Tomato Plant Problems - Viral Diseases

How to Fix It


What it looks like:



Viral diseases mainly attack the tomatoes themselves. You might find black spots on tomatoes, or weird stripes on them. Don’t confuse signs of disease for just how some heirloom tomatoes look with natural stripes.

What causes it:

Many of these viruses spread when plants are stressed by heat, drought or poor soil.

What to do about it:

If you’ve read through all of these tomato problems and think your tomatoes may be suffering from a viral disease, spray your tomato plants with neem oil. Good soil management and using organic fertilizer for tomatoes also helps keep your plants healthy, which can help them naturally resist viruses better.