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STBrowse by StateAll 50 states, climate context, and verification notesCALPlanting CalendarState-by-state seeding windows and seasonal tasksRGBrowse by RegionRegional climate groups with state-level seed guidesZNBrowse by Hardiness ZoneUSDA zones 3 to 11, the first filter for seed choiceTOPNational CatalogCatalog starting points with evidence limits

Brand-neutral verification

Compare the Package, Not the Brand Promise

Brand, retailer price, coating language, catalog rating, and popularity do not establish current composition, performance, value, or lawn fit.

Compare current evidence

  • Exact product and package identity, lot, seed-analysis tag, and named cultivars.
  • Pure live seed, weed/other-crop declarations, coating percentage, and labeled rate.
  • Dated claim sources and any freshness, conflict, or substitution exception.
  • Local extension guidance for species and planting window.

If those checks cannot be completed, the correct product outcome is verify or refuse—not a brand winner.

Fall Overseeding Updates

Know When to Overseed

Join the fall overseeding list for seasonal timing reminders, seed-to-soil preparation, and practical watering guidance.