Zone 3

• Set out cool-season annuals
• Set out seedlings of warm-season annuals
• Set out summer-flowering bulbs
• Plant fall-blooming bulbs
• Plant balled-and-burlapped, container, and bare-root fruit trees
• Plant cool-season lawns and permanent ground covers
• Feed and aerate cool-season lawns and loosen thatch
• Plant bare-root perennial vegetables
• Plant seedlings of cool-weather vegetables
• Sow seeds for frost-tolerant perennials
• Divide and replant summer- and fall-blooming perennials
• Divide and replant spring-blooming perennials after bloom 
• Plant bare-root and container roses
• Uncover roses for spring and apply dormant spray
• Plant balled-and-burlapped, container, and bare-root trees, shrubs, and vines
• Apply dormant spray to trees, shrubs, and vines before buds swell
• Plant tender shrubs and vines
• Plant summer-blooming shrubs and vines
• Plant frost-tolerant trees
• Plant needle-leafed evergreens

Zone 4

• Set out cool-season annuals
• Set out seedlings of warm-season annuals
• Set out summer-flowering bulbs
• Plant fall-blooming bulbs
• Divide and replant crowded winter and spring-blooming bulbs after leaves yellow
• Plant balled-and-burlapped, container, and bare-root fruit trees
• Apply dormant spray to fruit trees before buds swell
• Spray apples, peaches, and pears that have been affected with canker problems
• Plant permanent ground covers
• Plant, feed, and aerate cool-season lawns and loosen thatch
• Plant bare-root perennial vegetables
• Plant seedlings of cool-weather vegetables
• Set out herbs  Sow fast-growing warm-season vegetables
• Sow seeds for frost-tolerant perennials
• Divide and replant spring-blooming perennials after bloom
• Plant container roses
• Plant balled-and-burlapped, container, and bare-root trees, shrubs and vines
• Apply dormant spray to shrubs and vines
• Plant tender shrubs and vines
• Plant summer-blooming shrubs and vines
• Plant frost-tolerant trees
• Plant needle-leafed evergreens

Zone 5

• Set out cool-season annuals
• Set out seedlings of warm-season annuals
• Set out summer-flowering bulbs
• Plant fall-blooming bulbs
• Divide and replant crowded winter and spring-blooming bulbs after leaves yellow
• Plant balled-and-burlapped, container, and bare-root fruit trees
• Apply dormant spray to fruit trees before buds swell
• Spray apples, peaches, and pears that have been affected with canker problems
• Plant permanent ground covers
• Plant cool and warm-season lawns
• Plant bare-root perennial vegetables 
• Plant seedlings of cool-weather vegetables
• Sow fast-growing warm-season vegetables
• Sow seeds for frost-tolerant perennials
• Sow seeds for tender perennials
• Divide and replant spring-blooming perennials after bloom
• Plant container roses
• Plant balled-and-burlapped, container, and bare-root trees, shrubs, and vines
• Apply dormant spray to shrubs and vines
• Plant tender shrubs and vines
• Plant summer-blooming shrubs and vines
• Plant balled-and-burlapped trees
• Plant trees in containers
• Plant frost-tolerant trees
• Plant needle-leafed evergreens