Seasonal Maintenance Guide
- Remove winter mulch and debris in April after last frost
- Cut back ornamental grasses and perennial stems
- Divide and transplant overgrown perennials like daylilies and iris
- Plant new perennials and roses after soil warms (mid-May in valleys)
- Apply compost and slow-release organic fertilizer
- Mulch beds with 2-3 inches to conserve moisture
- Water deeply 2-3 times weekly during peak heat
- Deadhead spent blooms to encourage continued flowering
- Stake tall perennials like delphiniums and hollyhocks
- Monitor for aphids and spider mites in dry conditions
- Cut back early bloomers for potential fall rebloom
- Refresh mulch as needed to maintain moisture
- Plant spring bulbs like tulips and daffodils in October
- Divide and transplant perennials in early fall
- Continue deadheading until first hard frost
- Cut back perennials after frost or leave for winter interest
- Apply winter mulch after ground freezes (November)
- Reduce watering as plants enter dormancy
- Enjoy evergreen structure and seedheads through snow
- Plan next season garden improvements
- Order seeds and plants for spring delivery
- Prune roses in late winter (March) before growth begins
- Clean and sharpen garden tools
- Minimal winter watering only during extended dry periods