Garden Bed Math · Zone card kit
My zone card
Zip code: Zone: °F band: Map edition:
| # | Step | Done | Date |
|---|---|---|---|
| 1 | Look up zone by zip code | ||
| 2 | Write zone (6a, 6b...) and °F band | ||
| 3 | Write map edition: USDA 2023 | ||
| 4 | Mark cold spots: low ground, windy corners | ||
| 5 | Mark warm spots: sunny walls, paving | ||
| 6 | Each tag: is my zone inside the range? | ||
| 7 | Pots outside: tag reaches 2 zones colder? | ||
| 8 | Spring: log what came through |
Notes:
Source: USDA ARS, how to use the zone maps, checked October 6, 2026. Planning record, not a guarantee. Not the official USDA map: planthardiness.ars.usda.gov · gardenbedmath.com/zones/know-your-usda-zone/