try 3

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Across
  1. 3. Place for stalls
  2. 4. Easygoing walk
  3. 5. Cook's cover
  4. 10. Roam
  5. 13. Picnic carrier
  6. 16. Outdoor dining spot
  7. 18. Stick around
  8. 19. Bright garden annual
  9. 20. Herb with good timing
  10. 21. Season of long evenings
  11. 22. Garden slowpoke
  12. 26. Late-summer bloom
  13. 28. Evening spread
  14. 29. Italian country house
  15. 30. Western spectacle
  16. 33. Tart yellow fruit
  17. 35. Cone choice in Rome
  18. 36. Fuzzy summer fruit
  19. 37. Wrinkle-prone fabric
  20. 38. Put off for later
Down
  1. 1. Seine city
  2. 2. Something dropped in a box
  3. 6. Martini addition
  4. 7. Afternoon shut-eye
  5. 8. Place for plots
  6. 9. Pesto herb
  7. 11. Easy task, figuratively
  8. 12. Boot on a map
  9. 14. Good for recharging
  10. 15. Free from disturbance
  11. 17. Spot for an espresso
  12. 23. Time to spare
  13. 24. Enjoy to the fullest
  14. 25. Lap protector
  15. 27. Take the long way, perhaps
  16. 31. Brunch day, often
  17. 32. Italian grandma
  18. 34. Swing setting
  19. 36. Blanket meal
  20. 37. Mail drop