Seasonal Maintenance Guide
- Cut back ornamental grasses to 4-6 inches in late April/early May
- Remove winter-damaged perennial foliage after new growth emerges
- Apply slow-release fertilizer sparingly to perennials
- Check hardscape for frost heave and reset pavers if necessary
- Start irrigation system after final frost (mid to late May)
- Water new plantings deeply 1-2 times weekly until established
- Deadhead coneflowers and blanket flowers for continued blooming
- Monitor for grasshoppers which can be prevalent in prairie regions
- Trim grass seed heads in July if ultra-clean appearance is desired
- Established native plants require minimal to no supplemental water
- Leave ornamental grasses and perennial seed heads standing for winter
- Plant new additions by early September for establishment before freeze
- Apply 2-3 inch mulch layer around plants after ground freezes
- Drain and winterize irrigation system before first hard freeze
- Clean and store outdoor furniture and accessories
- Enjoy dramatic winter structure of grasses and evergreens under snow
- Brush heavy wet snow off evergreen branches to prevent breakage
- Plan spring additions during indoor planning time
- Monitor wind-exposed evergreens for winter desiccation
- No watering or active maintenance required