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What to Plant in March in Zone 6B

Based on a last frost date of Apr 20 for Zone 6B. 85 plants have activity this month.

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Start Indoors in March

Start these seeds inside under grow lights before the last frost.

Chamomile

Matricaria chamomilla

Start indoors: Mar 9

Transplant outdoors: May 4

~60 days to harvest

Buy Seeds
Lemon Balm

Melissa officinalis

Start indoors: Mar 9

Transplant outdoors: May 4

~70 days to harvest

Buy Seeds
Beefsteak Tomato

Solanum lycopersicum

Start indoors: Mar 9

Transplant outdoors: May 4

~85 days to harvest

Buy Seeds
Broccoli

Brassica oleracea var. italica

Start indoors: Mar 9

Transplant outdoors: Apr 20

~60 days to harvest

Buy Seeds
Cabbage

Brassica oleracea var. capitata

Start indoors: Mar 9

Transplant outdoors: Apr 20

~70 days to harvest

Buy Seeds
Cauliflower

Brassica oleracea var. botrytis

Start indoors: Mar 9

Transplant outdoors: Apr 20

~75 days to harvest

Buy Seeds
Cherry Tomato

Solanum lycopersicum var. cerasiforme

Start indoors: Mar 9

Transplant outdoors: May 4

~60 days to harvest

Buy Seeds
Collard Green

Brassica oleracea var. viridis

Start indoors: Mar 9

Transplant outdoors: Apr 20

~60 days to harvest

Buy Seeds
Grape Tomato

Solanum lycopersicum

Start indoors: Mar 9

Transplant outdoors: May 4

~65 days to harvest

Buy Seeds
Heirloom Tomato

Solanum lycopersicum

Start indoors: Mar 9

Transplant outdoors: May 4

~80 days to harvest

Buy Seeds
Roma Tomato

Solanum lycopersicum

Start indoors: Mar 9

Transplant outdoors: May 4

~75 days to harvest

Buy Seeds
Tomato

Solanum lycopersicum

Start indoors: Mar 9

Transplant outdoors: May 4

~70 days to harvest

Buy Seeds
Marigold

Tagetes patula

Start indoors: Mar 9

Transplant outdoors: May 4

~50 days to harvest

Buy Seeds
Tomatillo

Physalis philadelphica

Start indoors: Mar 9

Transplant outdoors: May 4

~75 days to harvest

Buy Seeds
Napa Cabbage

Brassica rapa subsp. pekinensis

Start indoors: Mar 9

Transplant outdoors: May 4

~70 days to harvest

Buy Seeds
Lemon Verbena

Aloysia citrodora

Start indoors: Mar 9

Transplant outdoors: May 4

~120 days to harvest

Buy Seeds
Dahlia

Dahlia pinnata

Start indoors: Mar 9

Transplant outdoors: Apr 27

~90 days to harvest

Buy Seeds
Hollyhock

Alcea rosea

Start indoors: Mar 9

Transplant outdoors: May 4

~365 days to harvest

Buy Seeds
Celosia

Celosia argentea

Start indoors: Mar 9

Transplant outdoors: Apr 27

~75 days to harvest

Buy Seeds
Acorn Squash

Cucurbita pepo

Start indoors: Mar 23

Transplant outdoors: May 4

~85 days to harvest

Buy Seeds
Butternut Squash

Cucurbita moschata

Start indoors: Mar 23

Transplant outdoors: May 4

~100 days to harvest

Buy Seeds
Cantaloupe

Cucumis melo var. cantalupensis

Start indoors: Mar 23

Transplant outdoors: May 4

~80 days to harvest

Buy Seeds
Fennel

Foeniculum vulgare

Start indoors: Mar 23

Transplant outdoors: Apr 6

~80 days to harvest

Buy Seeds
Honeydew Melon

Cucumis melo var. inodorus

Start indoors: Mar 23

Transplant outdoors: May 4

~85 days to harvest

Buy Seeds
Kohlrabi

Brassica oleracea var. gongylodes

Start indoors: Mar 23

Transplant outdoors: Apr 6

~55 days to harvest

Buy Seeds
Radicchio

Cichorium intybus

Start indoors: Mar 23

Transplant outdoors: Apr 6

~80 days to harvest

Buy Seeds
Spaghetti Squash

Cucurbita pepo

Start indoors: Mar 23

Transplant outdoors: May 4

~90 days to harvest

Buy Seeds
Watermelon

Citrullus lanatus

Start indoors: Mar 23

Transplant outdoors: May 4

~80 days to harvest

Buy Seeds
Zucchini

Cucurbita pepo

Start indoors: Mar 23

Transplant outdoors: May 4

~50 days to harvest

Buy Seeds

Direct Sow in March

Sow these seeds directly in the ground this month.

Beet

Beta vulgaris

Sow outdoors: Mar 9

~55 days to harvest

Buy Seeds
Carrot

Daucus carota

Sow outdoors: Mar 9

~70 days to harvest

Buy Seeds
Cucumber

Cucumis sativus

Sow outdoors: Mar 9

~55 days to harvest

Buy Seeds
Green Bean

Phaseolus vulgaris

Sow outdoors: Mar 9

~55 days to harvest

Buy Seeds
Kale

Brassica oleracea

Sow outdoors: Mar 9

~55 days to harvest

Buy Seeds
Mustard

Brassica juncea

Sow outdoors: Mar 9

~56 days to harvest

Buy Seeds
Pea

Pisum sativum

Sow outdoors: Mar 9

~60 days to harvest

Buy Seeds
Pole Pea

Pisum sativum

Sow outdoors: Mar 9

~70 days to harvest

Buy Seeds
Pumpkin

Cucurbita maxima

Sow outdoors: Mar 9

~100 days to harvest

Buy Seeds
Radish

Rhaphanus sativus

Sow outdoors: Mar 9

~25 days to harvest

Buy Seeds
Snap Pea

Pisum sativum var. macrocarpon

Sow outdoors: Mar 9

~60 days to harvest

Buy Seeds
Snow Pea

Pisum sativum var. saccharatum

Sow outdoors: Mar 9

~60 days to harvest

Buy Seeds
Spinach

Spinacia oleracea

Sow outdoors: Mar 9

~40 days to harvest

Buy Seeds
Squash

Cucurbita moschata

Sow outdoors: Mar 9

~90 days to harvest

Buy Seeds
Turnip

Brassica rapa

Sow outdoors: Mar 9

~91 days to harvest

Buy Seeds
Apple Tree

Malus domestica

Sow outdoors: Mar 9

~1460 days to harvest

Buy Seeds
Pear Tree

Pyrus communis

Sow outdoors: Mar 9

~1825 days to harvest

Buy Seeds
Peach Tree

Prunus persica

Sow outdoors: Mar 9

~1095 days to harvest

Buy Seeds
Plum Tree

Prunus domestica

Sow outdoors: Mar 9

~1460 days to harvest

Buy Seeds
Sweet Cherry Tree

Prunus avium

Sow outdoors: Mar 9

~2190 days to harvest

Buy Seeds
Mâche

Valerianella locusta

Sow outdoors: Mar 9

~45 days to harvest

Buy Seeds
Broccoli Raab

Brassica rapa subsp. rapa

Sow outdoors: Mar 9

~60 days to harvest

Buy Seeds
Blackberry

Rubus fruticosus

Sow outdoors: Mar 23

~365 days to harvest

Buy Seeds
Blueberry

Vaccinium corymbosum

Sow outdoors: Mar 23

~730 days to harvest

Buy Seeds
Raspberry

Rubus idaeus

Sow outdoors: Mar 23

~365 days to harvest

Buy Seeds
Strawberry

Fragaria × ananassa

Sow outdoors: Mar 23

~90 days to harvest

Buy Seeds
Cilantro

Coriandrum sativum

Sow outdoors: Mar 23

~45 days to harvest

Buy Seeds
Dill

Anethum graveolens

Sow outdoors: Mar 23

~40 days to harvest

Buy Seeds
Mint

Mentha spicata

Sow outdoors: Mar 23

~90 days to harvest

Buy Seeds
Arugula

Eruca vesicaria subsp. sativa

Sow outdoors: Mar 23

~40 days to harvest

Buy Seeds
Bok Choy

Brassica rapa subsp. chinensis

Sow outdoors: Mar 23

~45 days to harvest

Buy Seeds
Endive

Cichorium endivia

Sow outdoors: Mar 23

~85 days to harvest

Buy Seeds
Head Lettuce

Lactuca sativa

Sow outdoors: Mar 23

~70 days to harvest

Buy Seeds
Leaf Lettuce

Lactuca sativa

Sow outdoors: Mar 23

~45 days to harvest

Buy Seeds
Potato

Solanum tuberosum

Sow outdoors: Mar 23

~90 days to harvest

Buy Seeds
Swiss Chard

Beta vulgaris subsp. vulgaris

Sow outdoors: Mar 23

~55 days to harvest

Buy Seeds
Black-eyed Susan

Rudbeckia hirta

Sow outdoors: Mar 23

~85 days to harvest

Buy Seeds
Fava Bean

Vicia faba

Sow outdoors: Mar 23

~85 days to harvest

Buy Seeds
Mizuna

Brassica rapa var. nipposinica

Sow outdoors: Mar 23

~40 days to harvest

Buy Seeds
Sorrel

Rumex acetosa

Sow outdoors: Mar 23

~60 days to harvest

Buy Seeds
Watermelon Radish

Raphanus sativus

Sow outdoors: Mar 23

~60 days to harvest

Buy Seeds
Chervil

Anthriscus cerefolium

Sow outdoors: Mar 23

~50 days to harvest

Buy Seeds
Sweet Pea

Lathyrus odoratus

Sow outdoors: Mar 23

~65 days to harvest

Buy Seeds
Larkspur

Consolida ajacis

Sow outdoors: Mar 23

~65 days to harvest

Buy Seeds
Sweet Alyssum

Lobularia maritima

Sow outdoors: Mar 23

~45 days to harvest

Buy Seeds
Lupine

Lupinus polyphyllus

Sow outdoors: Mar 23

~365 days to harvest

Buy Seeds
Red Currant

Ribes rubrum

Sow outdoors: Mar 23

~730 days to harvest

Buy Seeds
Gooseberry

Ribes uva-crispa

Sow outdoors: Mar 23

~730 days to harvest

Buy Seeds
Rose

Rosa hybrids

Sow outdoors: Mar 23

~70 days to harvest

Buy Seeds
Lilac

Syringa vulgaris

Sow outdoors: Mar 23

~365 days to harvest

Buy Seeds
Red Maple

Acer rubrum

Sow outdoors: Mar 23

Buy Seeds
Japanese Maple

Acer palmatum

Sow outdoors: Mar 23

Buy Seeds
Flowering Dogwood

Cornus florida

Sow outdoors: Mar 23

Buy Seeds
Southern Magnolia

Magnolia grandiflora

Sow outdoors: Mar 23

Buy Seeds
Eastern Redbud

Cercis canadensis

Sow outdoors: Mar 23

Buy Seeds
Arborvitae

Thuja occidentalis

Sow outdoors: Mar 23

Buy Seeds

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