Dry plant brown spots are rather easier to diagnose, as they will certainly have dry tan or lighter brown areas that begin beside the leaf and also create the leaf to brown spots on fiddle leaf fig leaves from insect damage.
35+ Brown Spots On Lettuce Plants. Tractors, trucks and other machinery that have internal combustion engines also give off ethylene gas and can cause plants to ripen faster and develop rust spots. Brown dots on your lettuce, especially along the lower parts of the ribs what it is:
What Are Those Brown Spots On Lettuce from www.firstforwomen.com
There is nothing close to those plants that could have been rubbing against them. One of the young plants even has brown spots on its cigar leaf: Small red to brown spots on lower leaves, usually on underside of midrib which may expand rapidly causing the leaves to rot;
Ethylene occurs naturally in plants and prompts fruits to soften and sweeten.
This is a red leafed lettuce just starting to show its colors. One of the young plants even has brown spots on its cigar leaf: Removing fallen and diseased leaves can help slow the spread of anthracnose, and protective fungicide treatments. A watering schedule should reflect how much light, how pot bound the plant is and the type of soil.
