Ryegrasses thrives in temperate climates, favoring full sun to partial shade and appreciates moist, well-drained soils. It is resilient to temperature fluctuations but does best in moderate conditions. Common challenges for ryegrasses include susceptibility to rust, leaf spot, and crown rot, as well as pests like aphids and armyworms. Seasonally, ryegrasses may require additional watering in summer and less in winter, with overseeding recommended in autumn to maintain lawn density.