1. Retaining leaf litter for overwintering arthropods
2. Native host plants according to Dr. Tallamy's list
3. Seamless sequence of blooms for pollinators....
5. Some areas of bare soil (no mulch) for ground nesting bees
6. Focus on early and late-blooming plants for benefit of pollinators
7. Layered planting providing habitat and cover to wide range
9. Garden cleanup delayed until several consecutive days in 50's till emergence of insects. If cleaned up early, leave 6-8" of stems showing and arrange cuttings loosely on compost pile so creatures living in hollow stems can still emerge
11. Water source that is kept thawed over the winter
12. Trees that produce nuts for birds like Blue Jays
13. Shrubs (native, of course) with berries for birds
15. Less pesticide use
16. Reduction in lawn size
17. Bird houses for cavity nesting birds
18. Tree snags for hungry Woodpeckers
20. Removal/Management of invasive species....
What did I miss???