What to Plant in August — Zone 7 (Fall Vegetable Garden Guide)

Woman planting seedlings in a late-summer vegetable garden

August isn’t the end of the growing season — it’s the start of your second one. Here’s exactly what to plant in Zone 7 this month for a strong fall harvest, plus quick links for other zones.

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Reading this in late September? In Zone 7 there’s still time to plant leaf lettuce (through about Oct. 1), radishes (through about Oct. 10), and spinach (through about Oct. 20), per Virginia Cooperative Extension‘s planting guide.

If your spring garden is winding down, August is when Zone 7 gardeners (roughly the mid-Atlantic, Tennessee, northern Georgia, and similar first-frost-in-late-October to mid-November climates) plant their second, often more productive, round of crops. Cooler fall nights actually improve the flavor of a lot of these vegetables — and August planting means you’re harvesting right through October and into November.

Zone 7 first frost: often late October (UT Extension lists Oct. 29 for Nashville and Oct. 31 for Knoxville), but earlier in cooler spots. Hardiness zones are based on winter lows, not frost dates, so look up your own town’s average. Count backward from your expected frost date using each crop’s “days to maturity” to find your planting deadline — that’s the single most useful number on any seed packet for fall planting.

What to Plant in Zone 7 in August

Crop Timing Notes
Bush beans Fast crop (50–55 days) — plant by early August for a harvest before frost
Beets 55–60 days, tolerates light frost, plant mid-August through mid-September
Broccoli (transplants) Buy transplants (seeds started indoors in August won’t be ready in time); set out by late August to early September
Carrots 70–80 days, plant by early-to-mid August for fall harvest
Collard greens Cold-hardy, plant August through mid-September, improves after frost
Kale Cold-hardy, plant August through mid-September, sweetens with frost
Lettuce (looseleaf) 45–50 days, succession plant every 2 weeks through September
Radishes Fast crop (25–30 days) — plant anytime through September
Spinach Plant late August into September for fall and overwintering harvest
Turnips 50–60 days, plant through early September

Why Fall-Planted Crops Often Taste Better

Cool-season crops like kale, collards, spinach, and carrots actually convert starches to sugars as temperatures drop, which is why frost-touched greens and root vegetables taste noticeably sweeter than their summer-grown counterparts. Combined with fewer pest and disease pressures than peak summer, a well-timed August planting is often less work than spring planting for a comparable harvest.

Pros

  • Cooler weather means less watering stress and fewer bolting issues than spring/summer crops
  • Frost improves the flavor of kale, collards, carrots, and other cold-hardy crops
  • Fewer pest and disease pressures than peak summer planting
  • Many crops (kale, collards, spinach) can overwinter for an even longer harvest window

Cons

  • Planting windows are tighter — miss your deadline and the crop won't mature before frost
  • Late-summer heat can still stress young seedlings until temperatures drop
  • Some crops need protection (row cover) if an early frost arrives ahead of schedule

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Quick Reference: Other Zones

Your planting window shifts mostly with your local first frost date. The zone ranges below are rough rules of thumb, since hardiness zones measure winter lows, not frost timing:

Zone Typical First Frost August Planting Window
Zone 5–6 Late September – early October Early August only — favor the fastest-maturing crops
Zone 7 Late October – mid-November Most crops in the table above can still go in during August; beans need to be in by early August
Zone 8–9 Mid-November – December August through mid-September, wider crop selection
Zone 10+ Rare or no frost Late-summer heat matters more than frost — time around your local heat pattern instead

FAQ

How do I find my exact first frost date?Search your county or nearest city plus “average first frost date” — most state extension offices publish this. It’s the single most useful number for planning any fall garden.
Can I direct-seed broccoli in August, or do I need transplants?Transplants are strongly recommended for broccoli and other brassicas started this late — direct-seeding typically doesn’t leave enough time to mature before frost in Zone 7.
What if an early frost hits before my crops are ready?Lightweight row cover fabric can protect most fall crops down to a light frost (28–32°F), buying an extra few weeks of growing time for crops that are close to maturity.
Which crops can survive winter and keep producing?Kale, collards, and spinach are the most reliable overwintering crops in Zone 7 with a bit of protection, often producing sporadically through winter and surging again in early spring.

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Sources

Checked September 2026. Prices and specs change; confirm on the linked pages before you buy.

J. Bond

J. Bond writes The Brofessionals. Guides are researched against manufacturer specs, official sources, independent tests and owner reports, and say plainly when something was used hands-on. No pay-to-play placements — just picks we would recommend to a friend. How we research.

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