Does rain affect the lawn?

First, check the grass seeds you use. You should choose grass seeds according to the local characteristics and the main uses of different lawns. Can be unicast or mixed sowing, mixed sowing should pay attention to the proportion of various grass species.

Second, check the lawn bed of your lawn. In other words, the turf bed should be deeply turned before sowing to improve the soil quality. The depth of the deep turn is at least 15-20 cm, and it is better if it can reach more than 30 cm. Then, organic fertilizer was mixed in the topsoil of 15-20 cm to increase fertility. When preparing soil, don't make the surface level, which is not conducive to drainage and lacks artistry. It is best to be slightly higher in the middle or inclined in one direction. In addition, it is best to lay a permeable system before planting, and the lawn planting is easy to adopt wave type.

Third, pest control. Management measures should be taken to prevent and control pests and diseases, such as mowing grass regularly, removing litter and avoiding excessive humidity, which can greatly reduce pests and diseases. Once there are pests and diseases, we should deal with them in time.

Four, the application of sufficient chemical fertilizer is generally applied in spring and autumn every year. Applying pesticide in spring can promote lawn greening in advance, reduce damage, prolong the greening period after autumn, and increase tillers and underground stems. Fertilizer should be mainly nitrogen fertilizer, with phosphorus and potassium fertilizer. In order to supply nutrients continuously, long-acting nitrogen fertilizer should be given priority to. Spread it as evenly as possible, don't burn the leaves with fertilizer, and water it after fertilization. In addition, after warming in spring, the soil can be moderately suppressed while it is moist to keep the lawn flat; In the autumn after a year of trampling, the lawn is ventilated with fork holes to loosen the soil; In winter, fully irrigate before winter, so that the lawn has enough water to survive the winter safely; Repair alopecia areata on the lawn in time. For weeds, regular pruning is one of the prevention and control measures, so that weeds can not be plucked and bloom, and their offspring can reproduce. In addition, chemical herbicides can be used to kill them.

All the above points may be the reasons why the lawn is not growing well.