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Zone 6B — September

What to Plant in September in Zone 6B

September in Zone 6B: 0 crops to start indoors, 2 to plant or direct sow outside, and 94 entering harvest window. Last frost averages April 23. Reference city: Richmond, VA.
Updated May 13, 2026 · Frost data from NOAA 1991-2020 Climate Normals
0 Start Indoors
2 Plant Outside
94 Harvest
Frost risk: Cleared

Frost season has cleared in Zone 6B. The last spring frost typically passed by April 23, and the very latest 10% chance closed by May 10. Tender crops are safe to plant out.

See full Zone 6B frost outlook →

Start Indoors in September

Nothing to start seeds indoors in September for Zone 6B.
Next window: October — 1 variety, including Garlic.

Plant Outside in September

Plant Type Action Target Date Harvest Window
Elephant Garlic root vegetable Plant Out Sep 22 Mar 21, 2027 – May 20, 2027
Softneck Garlic root vegetable Plant Out Sep 22 May 20, 2027 – Jun 19, 2027

Harvest in September

Plant Type Planted / Sown Harvest Window
Jicama Mexican Yam Bean legume Apr 30 Sep 17 – Oct 7
Mammoth Sandwich Island Salsify root vegetable Apr 30 Sep 27
Roselle calyces and leaves vegetable Apr 30 Sep 27 – Oct 13 (before frost)
Chayote squash vegetable May 7 Sep 4 – Oct 4
Tepin Hot Peppers pepper May 7 Sep 4 – Oct 13 (before frost)
Alaska Early Pea (fall planting) legume Aug 1 Sep 30
America Spinach (fall planting) lettuce Aug 1 Sep 25
Astro Arugula (fall planting) lettuce Aug 1 Sep 10
Black Seeded Simpson Lettuce (fall planting) lettuce Aug 1 Sep 16
Blonde de Paris Lettuce (fall planting) lettuce Aug 1 Sep 30
Bloomsdale Longstanding Spinach (fall planting) lettuce Aug 1 Sep 22
Blue Curled Scotch Kale (fall planting) lettuce Aug 1 Sep 30
Bok Choy (fall planting) lettuce Aug 1 Sep 30
Boltardy Beets (fall planting) root vegetable Aug 1 Sep 30
Broadleaf Classic Endive (fall planting) lettuce Aug 1 Sep 30
Bull's Blood Beets (fall planting) root vegetable Aug 1 Sep 25
Burgundy Boston Lettuce (fall planting) lettuce Aug 1 Sep 25
Buttercrunch Lettuce (fall planting) lettuce Aug 1 Sep 25
Calendula (fall planting) flower Aug 1 Sep 30
Calypso Cilantro (fall planting) herb Aug 1 Sep 25
Canary Yellow Swiss Chard (fall planting) lettuce Aug 1 Sep 30
Catalogna Chicory (fall planting) lettuce Aug 1 Sep 25
Chervil (fall planting) herb Aug 1 Sep 15
Chinese Broccoli (Gai Lan) (fall planting) brassica Aug 1 Sep 20
Crimson Forest Bunching Onions (fall planting) root vegetable Aug 1 Sep 30
Crosby's Egyptian Beets (fall planting) root vegetable Aug 1 Sep 30
Cylindra Beets (fall planting) root vegetable Aug 1 Sep 30
Daikon Radishes (fall planting) root vegetable Aug 1 Sep 25
Delicatesse Blue Kohlrabi (fall planting) brassica Aug 1 Sep 30
Delicatesse White Kohlrabi (fall planting) brassica Aug 1 Sep 30
Detroit Dark Red Beet (fall planting) root vegetable Aug 1 Sep 30
Dill (fall planting) herb Aug 1 Sep 25
Dukat Dill (fall planting) herb Aug 1 Sep 20
Dutch Lamb's Lettuce (fall planting) lettuce Aug 1 Sep 20
Dwarf Siberian Kale (fall planting) lettuce Aug 1 Sep 25
Early Wonder Beets (fall planting) root vegetable Aug 1 Sep 20
Easter Egg Radishes (fall planting) root vegetable Aug 1 Sep 2
Fairy Dwarf Mix Candytuft Flowers (fall planting) flower Aug 1 Sep 30
Fenugreek (fall planting) herb Aug 1 Sep 20
Florida Broadleaf Mustard (fall planting) lettuce Aug 1 Sep 20
Fordhook Giant Swiss Chard (fall planting) lettuce Aug 1 Sep 25
French Lamb's Lettuce (fall planting) lettuce Aug 1 Sep 20
Giant Red Mustard (fall planting) lettuce Aug 1 Sep 15
Golden Detroit Beets (fall planting) root vegetable Aug 1 Sep 30
Golden Globe Turnips (fall planting) root vegetable Aug 1 Sep 20
Green Ice Lettuce (fall planting) lettuce Aug 1 Sep 15
Green Mountain Celtuce (fall planting) lettuce Aug 1 Sep 20
Green Wave Mustard (fall planting) lettuce Aug 1 Sep 15
Hot Pink Swiss Chard (fall planting) lettuce Aug 1 Sep 30
Kagraner Sommer Lettuce (fall planting) lettuce Aug 1 Sep 28
Leaf Lettuce Mix (fall planting) lettuce Aug 1 Sep 25
Little Fingers Carrots (fall planting) root vegetable Aug 1 Sep 25
Little Gem Lettuce (fall planting) lettuce Aug 1 Sep 26
Lollo Bionda Lettuce (fall planting) lettuce Aug 1 Sep 30
Lollo Rossa Lettuce (fall planting) lettuce Aug 1 Sep 26
Magenta Sunset Swiss Chard (fall planting) lettuce Aug 1 Sep 30
Marvel of Four Seasons Lettuce (fall planting) lettuce Aug 1 Sep 30
Matador Viking Spinach (fall planting) lettuce Aug 1 Sep 18
Mizuna (fall planting) lettuce Aug 1 Sep 20
Monstrueux de Viroflay Spinach (fall planting) lettuce Aug 1 Sep 20
Mustard Greens (fall planting) lettuce Aug 1 Sep 20
New Zealand Spinach (fall planting) lettuce Aug 1 Sep 30
Noble Giant Spinach (fall planting) lettuce Aug 1 Sep 20
Old Fashion Mustard (fall planting) lettuce Aug 1 Sep 20
Orange Swiss Chard (fall planting) lettuce Aug 1 Sep 25
Paris Market Carrots (fall planting) root vegetable Aug 1 Sep 25
Phacelia cover crop and bee forage (fall planting) cover crop Aug 1 Sep 30
Premier Kale (fall planting) lettuce Aug 1 Sep 30
Rainbow Mix Swiss Chard (fall planting) lettuce Aug 1 Sep 30
Red Leaf Lettuce (fall planting) lettuce Aug 1 Sep 25
Red Orach (fall planting) lettuce Aug 1 Sep 15
Red Russian Kale (fall planting) lettuce Aug 1 Sep 30
Royal Carpet Alyssum Flowers (fall planting) flower Aug 1 Sep 30
Ruby Red Swiss Chard (fall planting) lettuce Aug 1 Sep 30
Salad Bowl Green Lettuce (fall planting) lettuce Aug 1 Sep 20
Shungiku (Edible Chrysanthemum) (fall planting) lettuce Aug 1 Sep 25
Slow-Bolt (Slo-Bolt) Cilantro/Coriander (fall planting) herb Aug 1 Sep 10
Snow Crown Cauliflower (fall planting) brassica Aug 1 Sep 30
Sugar Ann Snap Pea (fall planting) legume Aug 1 Sep 26
Summer Bibb Lettuce (fall planting) lettuce Aug 1 Sep 30
Swiss Chard (fall planting) lettuce Aug 1 Sep 30
Tango Lettuce (fall planting) lettuce Aug 1 Sep 10
Tatsoi (fall planting) lettuce Aug 1 Sep 15
Tendergreen Mustard (fall planting) lettuce Aug 1 Sep 20
Très Fine Maraîchère Frisée (fall planting) lettuce Aug 1 Sep 30
Turnip (fall planting) root vegetable Aug 1 Sep 30
Vates Kale (fall planting) lettuce Aug 1 Sep 25
Vietnamese Coriander (fall planting) herb Aug 1 Sep 30
White Boston Lettuce (fall planting) lettuce Aug 1 Sep 20
White Detroit Beets (fall planting) root vegetable Aug 1 Sep 30
White Icicle Radishes (fall planting) root vegetable Aug 1 Sep 10
Winner Kohlrabi (fall planting) brassica Aug 1 Sep 20
Winter Density Lettuce (fall planting) lettuce Aug 1 Sep 30
Winter Giant Spinach (fall planting) lettuce Aug 1 Sep 20

Key Tasks for September in Zone 6B

  1. 1 Check soil moisture before watering — stick a finger 2 inches into the soil. Water only when the soil is dry at that depth. Consistent moisture is more important than frequency.
Back to full Zone 6B planting calendar
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