Seasonal Maintenance Guide
- Remove winter mulch gradually in late April to early May
- Cut back ornamental grasses and perennials before new growth
- Apply compost and organic fertilizer once soil is workable
- Divide and transplant summer perennials like daylilies and hostas
- Plant annuals after last frost (late May to early June)
- Prune roses after forsythia blooms and remove winter damage
- Deadhead spent blooms regularly to encourage continuous flowering
- Water deeply during dry periods, especially in sandy soils
- Monitor for Japanese beetles and control with organic methods
- Cut back delphiniums after first bloom for potential second flush
- Stake tall perennials before summer storms
- Apply light fertilizer to repeat-blooming roses mid-season
- Plant spring bulbs like daffodils and tulips in September-October
- Divide spring-blooming perennials like iris and peony
- Continue deadheading until first hard frost
- Leave healthy perennial stems standing for winter interest
- Apply 3-4 inches of mulch after ground freezes for protection
- Protect roses with mulch mound and wrap canes in exposed areas
- Monitor winter protection during extreme cold events
- Plan next season garden and order seeds
- Prune deciduous trees and shrubs on mild winter days
- Clean and maintain garden tools indoors
- Research new cold-hardy varieties for Michigan
- Enjoy seed catalogs during long Michigan winters