Seed calendar

Last spring frost April 15, 2027. First fall frost October 15, 2027. East Tennessee hill country. A week either way, not a promise.

January 2027

Lavender — Start indoorsJan 21 – Feb 18
Onion — Start indoorsJan 21 – Feb 4
Sweet violet — Start indoorsJan 21 – Feb 4

February 2027

Artichoke — Start indoorsFeb 4–18
Cayenne — Start indoorsFeb 4–18
Chives — Start indoorsFeb 4–18
Clove pink — Start indoorsFeb 4–18
Purple coneflower — Start indoorsFeb 4–18
Eggplant — Start indoorsFeb 4–18
Kiwi — Start indoorsFeb 4–18
Parsley — Start indoorsFeb 4–18
Rosemary — Start indoorsFeb 4 – Mar 4
Snapdragon — Start indoorsFeb 4–18
Strawberry — Start indoorsFeb 4–18
Thyme — Start indoorsFeb 4–18
Heartsease — Start indoorsFeb 4–18
Avocado — Start indoorsFeb 18 – Apr 15
Banana — Start indoorsFeb 18 – Apr 15
Bee balm — Start indoorsFeb 18 – Mar 4
Cabbage — Start indoorsFeb 18 – Mar 4
Cassava — Start indoorsFeb 18 – Mar 18
Garland chrysanthemum — Start indoorsFeb 18 – Mar 4
Dragon fruit — Start indoorsFeb 18 – Apr 15
Evening primrose — Start indoorsFeb 18 – Mar 4
Feverfew — Start indoorsFeb 18 – Mar 4
Fig — Start indoorsFeb 18 – Mar 18
Guava — Start indoorsFeb 18 – Mar 18
Hollyhock — Start indoorsFeb 18 – Mar 4
Holy basil — Start indoorsFeb 18 – Mar 4
Hyssop — Start indoorsFeb 18 – Mar 4
Arabian jasmine — Start indoorsFeb 18 – Apr 15
Lemon — Start indoorsFeb 18 – Apr 15
Lemon balm — Start indoorsFeb 18 – Mar 4
Lemon verbena — Start indoorsFeb 18 – Mar 18
Lemongrass — Start indoorsFeb 18 – Mar 18
Lovage — Start indoorsFeb 18 – Mar 4
Mango — Start indoorsFeb 18 – Apr 15
Sweet marjoram — Start indoorsFeb 18 – Mar 4
Orange — Start indoorsFeb 18 – Apr 15
Oregano — Start indoorsFeb 18 – Mar 4
Passion fruit — Start indoorsFeb 18 – Mar 4
Pineapple — Start indoorsFeb 18 – Apr 15
Pomegranate — Start indoorsFeb 18 – Mar 18
Garden sage — Start indoorsFeb 18 – Mar 4
Rose geranium — Start indoorsFeb 18 – Apr 15
Stevia — Start indoorsFeb 18 – Mar 4
Sweet alyssum — Start indoorsFeb 18 – Mar 4
Sweet potato — Start indoorsFeb 18 – Mar 4
Taro — Start indoorsFeb 18 – Mar 4
French tarragon — Start indoorsFeb 18 – Mar 18
Tomato — Start indoorsFeb 18 – Mar 4
Yarrow — Start indoorsFeb 18 – Mar 4
Broccoli — Start indoorsFeb 25 – Mar 11

March 2027

Anise hyssop — Start indoorsMar 4–18
Apple — Plant dormant stockMar 4 – Apr 1
Sweet basil — Start indoorsMar 4–18
Beet — Start indoorsMar 4–18
Calendula — Start indoorsMar 4–18
Catnip — Start indoorsMar 4–18
Chamomile — Start indoorsMar 4–18
Cornflower — Start indoorsMar 4–18
Dahlia — Start indoorsMar 4–18
French marigold — Start indoorsMar 4–18
Kale — Start indoorsMar 4–18
Milk thistle — Start indoorsMar 4–18
Pea — Sow outdoorsMar 4–25
Peppermint — Start indoorsMar 4 – Apr 1
Sesame — Start indoorsMar 4–18
Shiso — Start indoorsMar 4–18
Sorrel — Start indoorsMar 4–18
Spearmint — Start indoorsMar 4 – Apr 1
Spinach — Sow outdoorsMar 4–25
Summer savory — Start indoorsMar 4–18
Sweet pea — Start indoorsMar 4–18
Sweet pea — Sow outdoorsMar 4–25
Watercress — Start indoorsMar 4–18
Okra — Start indoorsMar 11–25
Anise — Start indoorsMar 18 – Apr 1
Asparagus — Plant crownsMar 18 – Apr 8
Bitter melon — Start indoorsMar 18–25
Blueberry — Plant dormant stockMar 18 – Apr 15
Borage — Start indoorsMar 18–25
Cabbage — Transplant outdoorsMar 18 – Apr 1
Cabbage — Sow outdoorsMar 18 – Apr 1
Caraway — Sow outdoorsMar 18 – Apr 8
Chives — Sow outdoorsMar 18 – Apr 8
Cornflower — Sow outdoorsMar 18 – Apr 8
Cosmos — Start indoorsMar 18 – Apr 1
Cucumber — Start indoorsMar 18–25
Orange daylily — Plant crownsMar 18 – Apr 15
Fennel — Start indoorsMar 18 – Apr 1
Fenugreek — Start indoorsMar 18–25
Grape — Set cuttingsMar 18 – Apr 8
Horseradish — Plant crownsMar 18 – Apr 8
Kale — Transplant outdoorsMar 18 – Apr 1
Kale — Sow outdoorsMar 18 – Apr 8
Milk thistle — Sow outdoorsMar 18 – Apr 8
Brown mustard — Sow outdoorsMar 18 – Apr 8
Nigella — Sow outdoorsMar 18 – Apr 8
Onion — Transplant outdoorsMar 18 – Apr 8
Onion — Sow outdoorsMar 18 – Apr 8
Peach — Plant dormant stockMar 18 – Apr 8
Persimmon — Plant dormant stockMar 18 – Apr 8
Potato — Plant tubersMar 18 – Apr 8
Pumpkin — Start indoorsMar 18–25
Sorrel — Sow outdoorsMar 18 – Apr 8
Spinach — Start indoorsMar 18 – Apr 1
Spinach — Transplant outdoorsMar 18 – Apr 1
Strawberry — Plant crownsMar 18 – Apr 8
Sweet violet — Plant crownsMar 18 – Apr 8
Heartsease — Sow outdoorsMar 18 – Apr 8
Watermelon — Start indoorsMar 18–25
Zinnia — Start indoorsMar 18 – Apr 1
Zucchini — Start indoorsMar 18–25
Beet — Transplant outdoorsMar 25 – Apr 8
Beet — Sow outdoorsMar 25 – Apr 15
Broccoli — Transplant outdoorsMar 25 – Apr 8
Calendula — Sow outdoorsMar 25 – Apr 15
Carrot — Sow outdoorsMar 25 – Apr 15
Cilantro — Sow outdoorsMar 25 – Apr 15
Nasturtium — Start indoorsMar 25 – Apr 1
Parsley — Sow outdoorsMar 25 – Apr 15
Strawberry — Transplant outdoorsMar 25 – Apr 15
Sunflower — Start indoorsMar 25 – Apr 1
Heartsease — Transplant outdoorsMar 25 – Apr 8

April 2027

Catnip — Sow outdoorsApr 1–22
Chamomile — Sow outdoorsApr 1–22
Chives — Transplant outdoorsApr 1–22
Cornflower — Transplant outdoorsApr 1–15
Clove pink — Transplant outdoorsApr 1–15
Clove pink — Sow outdoorsApr 1–22
Dill — Sow outdoorsApr 1–22
Purple coneflower — Sow outdoorsApr 1–29
Evening primrose — Sow outdoorsApr 1–29
Flax — Sow outdoorsApr 1–22
Lemon balm — Sow outdoorsApr 1–22
Milk thistle — Transplant outdoorsApr 1–15
Parsley — Transplant outdoorsApr 1–15
Red clover — Sow outdoorsApr 1–29
Snapdragon — Transplant outdoorsApr 1–15
Sorrel — Transplant outdoorsApr 1–15
Sweet alyssum — Sow outdoorsApr 1–22
Sweet pea — Transplant outdoorsApr 1–15
Sweet violet — Transplant outdoorsApr 1–22
Watercress — Transplant outdoorsApr 1–29
Yarrow — Sow outdoorsApr 1–22
Calendula — Transplant outdoorsApr 8–22
Anise hyssop — Transplant outdoorsApr 15–29
Anise hyssop — Sow outdoorsApr 15 – May 6
Bee balm — Transplant outdoorsApr 15–29
Borage — Sow outdoorsApr 15 – May 6
Catnip — Transplant outdoorsApr 15–29
Chamomile — Transplant outdoorsApr 15–29
Purple coneflower — Transplant outdoorsApr 15–29
Evening primrose — Transplant outdoorsApr 15–29
Feverfew — Transplant outdoorsApr 15–29
Feverfew — Sow outdoorsApr 15 – May 6
Lemon balm — Transplant outdoorsApr 15–29
Lovage — Transplant outdoorsApr 15–29
Peppermint — Transplant outdoorsApr 15 – May 6
Spearmint — Transplant outdoorsApr 15 – May 6
Sweet alyssum — Transplant outdoorsApr 15–29
Yarrow — Transplant outdoorsApr 15–29
Anise — Transplant outdoorsApr 22 – May 6
Anise — Sow outdoorsApr 22 – May 6
Artichoke — Transplant outdoorsApr 22 – May 6
Sweet basil — Transplant outdoorsApr 22 – May 6
Borage — Transplant outdoorsApr 22 – May 6
Garland chrysanthemum — Transplant outdoorsApr 22 – May 6
Corn — Sow outdoorsApr 22 – May 6
Cosmos — Transplant outdoorsApr 22 – May 6
Cosmos — Sow outdoorsApr 22 – May 6
Cucumber — Transplant outdoorsApr 22 – May 6
Cucumber — Sow outdoorsApr 22 – May 6
Dahlia — Transplant outdoorsApr 22 – May 6
Dahlia — Plant tubersApr 22 – May 6
Fennel — Transplant outdoorsApr 22 – May 6
Fennel — Sow outdoorsApr 22 – May 6
Fenugreek — Transplant outdoorsApr 22 – May 6
Fenugreek — Sow outdoorsApr 22 – May 6
French marigold — Transplant outdoorsApr 22 – May 6
French marigold — Sow outdoorsApr 22 – May 6
Green bean — Sow outdoorsApr 22 – May 6
Hollyhock — Transplant outdoorsApr 22 – May 6
Hyssop — Transplant outdoorsApr 22 – May 6
Sweet marjoram — Transplant outdoorsApr 22 – May 6
Nasturtium — Transplant outdoorsApr 22 – May 6
Nasturtium — Sow outdoorsApr 22 – May 6
Oregano — Transplant outdoorsApr 22 – May 6
Garden sage — Transplant outdoorsApr 22 – May 6
Shiso — Transplant outdoorsApr 22 – May 6
Summer savory — Transplant outdoorsApr 22 – May 6
Summer savory — Sow outdoorsApr 22 – May 6
Sunflower — Transplant outdoorsApr 22 – May 6
Sunflower — Sow outdoorsApr 22 – May 6
French tarragon — Transplant outdoorsApr 22 – May 6
Thyme — Transplant outdoorsApr 22 – May 6
Tomato — Transplant outdoorsApr 22 – May 6
Zinnia — Transplant outdoorsApr 22 – May 6
Zinnia — Sow outdoorsApr 22 – May 6
Zucchini — Transplant outdoorsApr 22 – May 6
Zucchini — Sow outdoorsApr 22 – May 6
Sweet basil — Sow outdoorsApr 29 – May 13
Bitter melon — Transplant outdoorsApr 29 – May 13
Bitter melon — Sow outdoorsApr 29 – May 13
Cayenne — Transplant outdoorsApr 29 – May 13
Eggplant — Transplant outdoorsApr 29 – May 13
Fig — Transplant outdoorsApr 29 – May 13
Guava — Transplant outdoorsApr 29 – May 27
Holy basil — Transplant outdoorsApr 29 – May 13
Arabian jasmine — Transplant outdoorsApr 29 – May 27
Kiwi — Transplant outdoorsApr 29 – May 13
Lavender — Transplant outdoorsApr 29 – May 13
Lemon — Transplant outdoorsApr 29 – May 27
Lemon verbena — Transplant outdoorsApr 29 – May 13
Lemongrass — Transplant outdoorsApr 29 – May 13
Okra — Transplant outdoorsApr 29 – May 13
Okra — Sow outdoorsApr 29 – May 13
Orange — Transplant outdoorsApr 29 – May 27
Passion fruit — Transplant outdoorsApr 29 – May 13
Pomegranate — Transplant outdoorsApr 29 – May 13
Pumpkin — Transplant outdoorsApr 29 – May 13
Pumpkin — Sow outdoorsApr 29 – May 13
Rosemary — Transplant outdoorsApr 29 – May 13
Rose geranium — Transplant outdoorsApr 29 – May 13
Sesame — Transplant outdoorsApr 29 – May 13
Sesame — Sow outdoorsApr 29 – May 13
Shiso — Sow outdoorsApr 29 – May 13
Stevia — Transplant outdoorsApr 29 – May 13
Sweet potato — Transplant outdoorsApr 29 – May 13
Watermelon — Transplant outdoorsApr 29 – May 13
Watermelon — Sow outdoorsApr 29 – May 13

May 2027

Taro — Transplant outdoorsMay 6–20
Avocado — Transplant outdoorsMay 13 – Jun 10
Banana — Transplant outdoorsMay 13 – Jun 10
Cassava — Transplant outdoorsMay 13 – Jun 10
Dragon fruit — Transplant outdoorsMay 13 – Jun 10
Mango — Transplant outdoorsMay 13 – Jun 10
Pineapple — Transplant outdoorsMay 13 – Jun 10

June 2027

Hollyhock — Sow outdoorsJun 10 – Jul 8

July 2027

Broccoli — Start indoors for fallJul 9–23
Cabbage — Start indoors for fallJul 9–23
Carrot — Sow for fallJul 23 – Aug 13
Kale — Start indoors for fallJul 23 – Aug 6

Need a plate? Open the seed calendar.

The Herbarium — a teaching catalog, not a clinic. Traditional use is history, not a prescription. USDA 6b dates are a week either way, not a promise. Do not eat, drink, or harvest a plant you cannot name.