Aerogarden mint leaves browning can be caused by any of several factors, some of which are: Overwatering: This is simply saying that when the plants are literally drowned in water, just like humans in large water bodies, they can become brownish in response.
This of course begs the inquiry “Why do mint leaves turn brown?”
One answer was the earlier you combat this, the better chance that you have of saving your plant paradise. Mint leaves turning brown due to low humidity, improper watering, and diseases such as fungal infections. The less likely reasons could be nutrient deficiencies, heat scorching, limited roots, or aging.
You should follow the general maintenance of your mint plant to prevent the leaves from turning brown. Because mint is a rapidly growing plant, you need to regularly prune and trim to keep it healthy and in check.
So, why are my mint leaves turning black?
Here is what I researched. Leaf blight causes entire leaves to turn black or brown and fall off. This leaf disease is rare, and usually strikes plants already weakened by fungal rust. Pests that attack your mint can cause all kinds of health problems for the plant, in addition to brown spots on leaves.
The next thing we wanted the answer to was: what’s wrong with my mint plant?
If the majority of the leaves look healthy, but the inner or bottom ones are rotting and turning brown, there’s a good chance that the plant is 2 Underwatering. A few more items to investigate are: 5 pest infestation, 3 too much sun, 4 fungal infections, or as mentioned above, it’s possible to overwater mint.
What causes brown spots on mint leaves?
Mostly Mint Rust, Fungal Attacks, high humidity, and poor irrigation causes brown spots on mint leaves. If you separate all the affected leaves properly, there is a minor chance of it coming back.
They are tiny microscopic creatures, so you need to use a magnifying glass to search them. Four-lined plant bugs (Poecilocapsus lineatus) live on mint leaves, resulting in brown, dead scars behind. Rinse the mint plant into cool water to eliminate the mites, and spot the pot in a cooler location.
What does it mean when Mint buds turn yellow?
New buds and leaves occur toward the middle and top of plants. If your mint plant is growing older, it will always try to preserve the most youthful parts of itself first such as the new buds. The leaves closest to the soil will begin to turn a dark yellow and grow into a brown color prior to falling off of the stem.
Why are my houseplant leaves turning brown?
Winter air can be drying to your plant, even if it’s inside. You may notice a drooping, brown mess on the edges of the leaves. Soon after, the entire leaf will turn into a yellowing/brown color.