September Checklist

  • Plant containerized trees and shrubs
  • Plant spring-flowering bulbs
  • Fertilize lawn with 16-20-0 fertilizer
  • Plant peonies
  • Transplant aspen after leaf drop
  • Protect vegetables from frost
  • Harvest garden vegetables
  • Divide & replant perennials
  • Fertilize flowers with high  phosphorus fertilizer
  • Water evergreens well
  • Continue to mow lawn but decrease watering
  • Stop fertilizing trees and shrubs
  • Prune maple & birch trees
  • Decrease watering trees and shrubs
  • Dig up gladiolus corms & dry for storage