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Plant guide

Perennial · Outdoors

Lawn (cool-season grass)

Festuca / Poa

Add to my home

Schedule

Watering
About 1 inch per week, including rain Source: Iowa State University Extension — Home Lawn Watering Tips
Feeding
September (most important) Source: Kansas State University Extension
Light
Full sun to light shade · typical
Frost
Tolerates light frost in most climates · typical

Lines marked typical are general guidance without a cited source yet. Your pot, light, season and climate matter more than the calendar.

Care tips

  • Water deeply and less often — about an inch a week including rain.
  • Water early in the morning.
  • Mow high and leave clippings.

In GoodKeap

Save your lawn (cool-season grass) to get these reminders in Upkeap, log each watering and feeding, add progress photos, and see weather prompts for your address.

From university extension guides

Each line links to the published guidance it came from.

Watering

About 1 inch per week, including rain

Spread over the week. After an inch of rain, skip watering that week. Don't water while dormant.

Source: Iowa State University Extension — Home Lawn Watering Tips

Checked Oct 2026

Feeding

September (most important)

September is the most important time to fertilize cool-season lawns to encourage root development and thickening of the turf stand.

Source: Kansas State University Extension

Checked Oct 2026