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Have your soil tested before applying lime to correct the problem. In acidic soils grass struggles to uptake key nutrients needed for growth, but moss thrives in acidic soils. In areas where grass won’t grow you can replace the lawn with shade tolerant ground covers instead. If your lawn is shaded by trees, thin the canopy to let in more light or sow shade tolerant lawn seed. In severe situations, you may have to regrade the area or install drainage tiles. When aerating, we recommend applying a thin layer of GARDENWORKS Lawn soil and top dressing which will fill these holes with well drained, nutrient enriched soil. These holes also allow water to penetrate more easily. The added oxygen encourages soil microbes to break down organic matter, such as thatch.
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Aeration is the removal of soil plugs which will allow air to penetrate directly to the root zone. To correct compacted soil, aeration is recommended. Poor soil will not drain well and this encourages moss growth.
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Amend compacted or wet soils, as lawn roots thrive in healthy soil that drains well and has ample organic matter. During dry periods, less frequent but longer periods of watering will produce deeper, healthier roots. Keep in mind that while fertilizing is important, do not over fertilize, follow the application rates on the package. Later in the summer, a higher-nitrogen fertilizer, such as GARDENWORKS 23-3-23, can be applied to stimulate green growth. It is best applied in late March or early April (depending on weather conditions). For the first feeding of the season, we recommend a well-balanced lawn food, such as GARDENWORKS Premium Lawn Fertilizer 14-4-8. Some of the common causes of moss in your lawn can include a low or unbalanced soil fertility, heavy shade, compacted or wet soils, acidic soil, and a thick layer of thatch.* Cultural ControlĪ healthy and happy lawn is better able to compete with moss so maintain a good fertilizing and watering routine. Moss only becomes a problem when the lawn can no longer compete with it. Moss spores and plants exist naturally in the garden in a harmonious balance with grass. Identifying and solving these problems promptly will discourage moss growth in the future. Moss takeover is the result of several conditions.
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Moss in the lawn can be a major problem in the Lower Mainland, especially during the rainy winter months.
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