Planting Calendar: Zone 4a
Generic calendar based on the average frost timing for zone 4a. For more precise local timing, use the zip-code lookup.
This week in zone 4a
On the docket this week in zone 4a: fertilize for apple, pear, european plum, and 1 more.
- Fertilize:Fertilize apple before bud break
- Fertilize:Fertilize pear before bud break
- Fertilize:Fertilize european plum before bud break
- Fertilize:Fertilize sour cherry before bud break
Browse the full year
Each month is summarized below. Tap any month to expand.
January
January is quiet for zone 4a. Plan ahead, order seeds, sharpen tools.
No specific actions logged for January.
February
February is quiet for zone 4a. Plan ahead, order seeds, sharpen tools.
No specific actions logged for February.
March4 actions
Dormant pruning window is open for apple, pear, european plum, and 1 more.
- Prune:Dormant prune apple
- Prune:Dormant prune pear
- Prune:Dormant prune european plum
- Prune:Dormant prune sour cherry
April
April is quiet for zone 4a. Plan ahead, order seeds, sharpen tools.
No specific actions logged for April.
May8 actionsThis month
apple, pear, european plum, and 1 more are blooming; watch for late frosts and pollinator activity. Fertilize apple, pear, and 2 more before bud break.
- Pest watch:Apple bloom; watch for pollinators and frost
- Pest watch:Pear bloom; watch for pollinators and frost
- Pest watch:European Plum bloom; watch for pollinators and frost
- Pest watch:Sour Cherry bloom; watch for pollinators and frost
- Fertilize:Fertilize apple before bud break
- Fertilize:Fertilize pear before bud break
- Fertilize:Fertilize european plum before bud break
- Fertilize:Fertilize sour cherry before bud break
June
June is quiet for zone 4a. Plan ahead, order seeds, sharpen tools.
No specific actions logged for June.
July7 actions
Scout for pests on apple, pear, european plum, and 1 more. Harvest sour cherry.
- Harvest:Sour Cherry harvest window
- Harvest:Sour Cherry harvest window
- Harvest:Sour Cherry harvest window
- Pest watch:Apple summer pest scouting
- Pest watch:Pear summer pest scouting
- Pest watch:European Plum summer pest scouting
- Pest watch:Sour Cherry summer pest scouting
August1 action
Harvest sour cherry.
- Harvest:Sour Cherry harvest window
September7 actions
Harvest pear and apple.
- Harvest:Pear harvest window
- Harvest:Apple harvest window
- Harvest:Pear harvest window
- Harvest:Apple harvest window
- Harvest:Pear harvest window
- Harvest:Apple harvest window
- Harvest:Pear harvest window
October12 actions
Harvest apple, pear, and european plum.
- Harvest:Apple harvest window
- Harvest:Pear harvest window
- Harvest:European Plum harvest window
- Harvest:Apple harvest window
- Harvest:Pear harvest window
- Harvest:European Plum harvest window
- Harvest:Apple harvest window
- Harvest:Pear harvest window
- Harvest:European Plum harvest window
- Harvest:Apple harvest window
- Harvest:Pear harvest window
- Harvest:European Plum harvest window
November7 actions
Harvest apple, pear, and european plum.
- Harvest:Apple harvest window
- Harvest:Pear harvest window
- Harvest:European Plum harvest window
- Harvest:Apple harvest window
- Harvest:European Plum harvest window
- Harvest:Apple harvest window
- Harvest:Apple harvest window
December2 actions
Harvest apple.
- Harvest:Apple harvest window
- Harvest:Apple harvest window
Calendar logic combines NOAA frost normals with crop-specific timing data. Local microclimate and weather always overrules the calendar; use this as a starting point.