Expert resources

The university, extension and arborist sources behind this guide, and where to find local help.

Updated September 2026 · Published by Orenco Brands, LLC

Fall is for Planting draws on research from land-grant universities, cooperative extension services and professional arborists. These are the best places to go deeper, and to find advice specific to your region.

Find your local extension office

Every U.S. state has a land-grant university with a cooperative extension service. Many offer free soil testing, Master Gardener help lines and planting calendars for your county.

Fall planting & tree care

Watering & winter care

Bulbs, perennials & lawns

Professional help

Where to buy

For trees, shrubs and evergreens grown in the Pacific Northwest, visit Means Nursery in Scappoose, Oregon. Or shop your local independent garden center. Staff there can recommend plants proven in your area.

Link to this guide. Educators, garden clubs, extension offices and nurseries are welcome to link to Fall is for Planting as a free consumer resource. Suggested link text: “Fall is for Planting: why autumn is the best time to plant trees and shrubs.”