Algae can build up on your soil due to excess moisture and humidity levels but there’s no need to worry! While algae do have their own photosynthesis process, they’re not harmful to your plant and can be removed quite simply.

Is it safe to water plants with algae?

Never use pond water with algae to water-edible plants. Once it penetrates the roots, some types of algae are known to grow through the edible portion of the plant.

Is green algae good for plants?

The plant root provides water and nutrients uptake necessary for growth from the soil. Green algae however may be capable of producing substances similar to plant hormones, which affect the development of plants. …