What causes brown spots on skin?

What causes brown spots on skin?

Age spots are caused by overactive pigment cells. Ultraviolet (UV) light speeds up the production of melanin, a natural pigment that gives skin its color. On skin that has had years of sun exposure, age spots appear when melanin becomes clumped or is produced in high concentrations.

How do I control brown spots?

Cultural control: Fight brown patch disease with good water management to avoid overwatering. Water early in the day, so grass dries well by night. Avoid excessive nitrogen fertilizer, and dethatch if your thatch layer is more than 1/2 inch thick. Follow guidelines for proper mowing to avoid mowing too short.

What does Brown patch disease look like?

Brown patch appears as irregular circular patches in the lawn that are brownish yellow in color and range from 6 inches to several feet in diameter. The affected leaves usually remain upright, and close inspection shows lesions on the leaves that are tan in color and irregular in shape with a dark brown border.

How do I repair my lawn after fungus?

Organic Treatment: Applying organic treatments – such as neem oil, compost tea, or a weak baking soda solution – can help with small patches of fungus. Fungicides: If all else fails, look for a fungicide (preferably organic) that's rated specifically for your lawn disease.

Will Brown patch disease go away on its own?

When temperatures cool and the humidity drops, the brown patch fungus will go dormant and stop invading the grass plants. The turfgrass will recover on its own and the process can be enhanced by applying a lawn fertilizer when daytime temperatures drop below 70°F.

What causes patches of dead grass in my lawn?

Thatch can build up when the lawn is not properly watered, fed, or mowed. ... When thatch build-up is high, grass plants can actually start to grow roots up in the thatch layer. Because that layer won't hold water, the plants begin to dry out, causing brown spots in the lawn.

Is it bad to water lawn every day?

Watering on a daily basis is not beneficial to your lawn. Too much water can be just as damaging to plants as too little water and the excessive irrigation will invite future disease problems. Dry soil is an indicator that the lawn needs more water. If the soil is dry, it is dehydrated and needs water.