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Washington August Planting Calendar
What to plant, transplant, and harvest in Washington this August
Zone 8summer
🌡️ Washington Frost Dates
Average Last Spring Frost
March 15 - June 1
Average First Fall Frost
September 15 - November 15
🥕 Harvest This Month
These crops should be ready to harvest in Washington this August.
✅ August Garden Tasks for Washington
1Start fall lettuce
2Plant garlic (warm zones)
3Preserve harvest
4Plan fall garden
📅 Full Year Calendar for Washington
📍 August Calendar for Other States
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