All Guides
Every Sow & Sprout guide in one place: 32 guides on frost, pruning, shrubs, flowers and weeds, plus planting calendars for states and USDA zones. Each one is checked against university extension research.
Frost
Pruning & fall care
When to Prune Flowering Shrubs
Spring bloomers right after flowering, summer bloomers in late winter, and what to leave alone from mid-August through leaf fall.
Pruning & fall careWhich Perennials to Cut Back in Fall (and Which to Leave)
When to cut back perennials by USDA zone, which to cut and which to leave for birds, bees and winter protection.
Shrubs
Flowers & bulbs
Weeds
Every weed guide
Annual Bluegrass (Poa annua)Bermudagrass (as a weed)Broadleaf PlantainCanada ThistleCommon ChickweedCommon LambsquartersCommon PurslaneCommon RagweedCrabgrassCreeping Charlie (Ground Ivy)DandelionField BindweedField HorsetailFoxtailsGoosegrassHenbitJapanese StiltgrassPigweeds & Palmer AmaranthPoison IvyPuncturevinePurple DeadnettleQuackgrassSpotted SpurgeWhite CloverWild VioletYellow NutsedgeYellow Woodsorrel (Oxalis)
Planting calendars
Planting Calendars by State & USDA Zone
When to plant vegetables in every state and USDA hardiness zone 3–11, timed to NOAA frost dates.
PlannerYour Personalized Planting Calendar
Enter a ZIP code for dated planting windows and expected harvest estimates.
State planting guides (all 50 states and DC)
Alabama Alaska Arizona Arkansas California Colorado Connecticut Delaware District of Columbia Florida Georgia Hawaii Idaho Illinois Indiana Iowa Kansas Kentucky Louisiana Maine Maryland Massachusetts Michigan Minnesota Mississippi Missouri Montana Nebraska Nevada New Hampshire New Jersey New Mexico New York North Carolina North Dakota Ohio Oklahoma Oregon Pennsylvania Rhode Island South Carolina South Dakota Tennessee Texas Utah Vermont Virginia Washington West Virginia Wisconsin Wyoming
Zone guides
Zone 1 Zone 2 Zone 3 Zone 4 Zone 5 Zone 6 Zone 7 Zone 8 Zone 9 Zone 10 Zone 11 Zones 12–13: Hawaii and Puerto Rico (Hawaii guide; Puerto Rico has no guide yet)