Fall comes knocking on everyone’s front door Sept. 22. It’s time to get your green thumbs set for a season of planting, pruning and preparing. Here’s how to make the most of your autumn outdoor space:

• Tree time: It’s prime time to welcome new trees and shrubs to the landscape — their roots will have a strong start when planted this time of year. Be sure you have enough space for your addition; that includes width and height.

• Lovely lawn: Fall is your golden ticket for planting grass seeds. Till that soil, sow those seeds and give them a few gentle waterings each week.

• Harboring herbs: Don’t let the frost claim your culinary herbs. Dig up chives, rosemary, parsley and thyme, pop them in pots, and transport them inside for fresh flavors all winter.

• Homecoming for houseplants: You

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