About Just Grow
Just Grow helps gardeners learn seasonal planting by location. Enter a ZIP, we will identify your city, county, state and USDA hardiness zone, and provide curated calendars for edibles and common flowers. Coverage spans the Southeast plus Mid-Atlantic, Northeast, Midwest, Southwest, and West Coast / Mountain tracks.
Our sources are public Extension and USDA guides and content being updated weekly.
Sources
Planting calendars and location guidance cite the public Extension and USDA publications below. Timings can vary by microclimate, cultivar, and year — always cross-check with your local Extension office before planting.
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UF/IFAS Extension — Florida Vegetable Gardening Guide (SP 103 / VH021)
edis.ifas.ufl.edu/publication/VH021 -
UF/IFAS — Herbs and Spices in the Florida Garden (VH020)
doi.org/10.32473/edis-vh020-2021 -
UF/IFAS — Growing Strawberries in the Florida Home Garden (HS403)
edis.ifas.ufl.edu/publication/HS403 -
UF/IFAS — Blueberry Gardener’s Guide (MG359)
edis.ifas.ufl.edu/publication/MG359 -
UF/IFAS — Citrus Culture in the Home Landscape (HS132)
edis.ifas.ufl.edu/publication/HS132 -
UF/IFAS — Dooryard Fruit Varieties (MG248)
doi.org/10.32473/edis-mg248-2022 -
UF/IFAS — North Florida Gardening Calendar (EP451)
edis.ifas.ufl.edu/publication/EP451 -
UGA Extension — Vegetable Garden Calendar (C943) & Vegetable Gardening in Georgia (C963)
fieldreport.caes.uga.edu … C943 -
Alabama Extension (ACES) — Vegetable Seasons in Alabama
aces.edu … vegetable-seasons-in-alabama -
Clemson HGIC — Planning a Garden (HGIC 1256) Piedmont / Coastal Plain planting chart
hgic.clemson.edu/factsheet/planning-a-garden -
NC State Extension — Eastern, Central, and Western NC planting calendars
content.ces.ncsu.edu (Eastern) · Central · Western -
Mississippi State Extension — Vegetable Gardening in Mississippi
extension.msstate.edu … garden tabloid -
UT Extension — Home Vegetable Garden planting guidance (SP291 series)
Rutherford County Extension … SP291-G -
LSU AgCenter — Louisiana vegetable planting guide (Publication 1980)
lsuagcenter.com … Publication 1980 -
Virginia Cooperative Extension — Vegetable planting recommendations
pubs.ext.vt.edu … 426-331 -
University of Maryland Extension — Vegetable planting calendar
extension.umd.edu … vegetable-planting-calendar -
Penn State Extension — Vegetable seed planting guide
extension.psu.edu … vegetable seed planting guide -
Rutgers NJAES — Home vegetable gardening (FS1292)
njaes.rutgers.edu/fs1292 -
Cornell Garden-Based Learning — Food gardening guidance
gardening.cals.cornell.edu … foodgarden -
Ohio State Extension — Planting calendar for Ohio vegetables (HYG-1624)
ohioline.osu.edu/factsheet/hyg-1624 -
Purdue Extension — Vegetable planting dates (HO-186-W)
ag.purdue.edu … HO-186-W -
Illinois Extension — Vegetable gardening
extension.illinois.edu/gardening -
Michigan State Extension — Lower Peninsula vegetable garden calendar
Lower Peninsula garden calendar (PDF) -
Texas A&M AgriLife Extension — Texas home vegetable gardening guide
agrilifeextension.tamu.edu … home vegetable gardening -
NMSU Extension — Home vegetable gardening in New Mexico (H-222)
pubs.nmsu.edu/_h/H222 -
University of Arizona Extension — Vegetable planting dates
extension.arizona.edu … Maricopa planting calendar -
UC ANR / Master Gardener — When to plant
ucanr.edu … when to plant -
Oregon State / WSU / CSU Extension — West Coast & Mountain gardening hubs
extension.oregonstate.edu · WSU Extension … home vegetable gardening · extension.colostate.edu -
USDA — Plant Hardiness Zone Map (2023)
planthardiness.ars.usda.gov -
SimpleMaps — Basic US Zip Codes Database (city/county fields; CC BY 4.0)
simplemaps.com/data/us-zips
Location and hardiness zone lookups are curated approximations for covered US regions — not an official USPS or USDA product. Confirm your exact zone with the USDA ZIP search before relying on hardiness alone. Calendars are guide-aligned suggestions, not personalized planting advice.