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What to Plant in April in Zone 4B

Based on a last frost date of May 10 for Zone 4B. 56 plants have activity this month.

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Start Indoors in April

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

Acorn Squash

Cucurbita pepo

Start indoors: Apr 12

Transplant outdoors: May 24

~85 days to harvest

Buy Seeds
Butternut Squash

Cucurbita moschata

Start indoors: Apr 12

Transplant outdoors: May 24

~100 days to harvest

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Cantaloupe

Cucumis melo var. cantalupensis

Start indoors: Apr 12

Transplant outdoors: May 24

~80 days to harvest

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Fennel

Foeniculum vulgare

Start indoors: Apr 12

Transplant outdoors: Apr 26

~80 days to harvest

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Honeydew Melon

Cucumis melo var. inodorus

Start indoors: Apr 12

Transplant outdoors: May 24

~85 days to harvest

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Kohlrabi

Brassica oleracea var. gongylodes

Start indoors: Apr 12

Transplant outdoors: Apr 26

~55 days to harvest

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Radicchio

Cichorium intybus

Start indoors: Apr 12

Transplant outdoors: Apr 26

~80 days to harvest

Buy Seeds
Spaghetti Squash

Cucurbita pepo

Start indoors: Apr 12

Transplant outdoors: May 24

~90 days to harvest

Buy Seeds
Watermelon

Citrullus lanatus

Start indoors: Apr 12

Transplant outdoors: May 24

~80 days to harvest

Buy Seeds
Zucchini

Cucurbita pepo

Start indoors: Apr 12

Transplant outdoors: May 24

~50 days to harvest

Buy Seeds

Direct Sow in April

Sow these seeds directly in the ground this month.

Blackberry

Rubus fruticosus

Sow outdoors: Apr 12

~365 days to harvest

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Blueberry

Vaccinium corymbosum

Sow outdoors: Apr 12

~730 days to harvest

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Raspberry

Rubus idaeus

Sow outdoors: Apr 12

~365 days to harvest

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Strawberry

Fragaria × ananassa

Sow outdoors: Apr 12

~90 days to harvest

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Cilantro

Coriandrum sativum

Sow outdoors: Apr 12

~45 days to harvest

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Dill

Anethum graveolens

Sow outdoors: Apr 12

~40 days to harvest

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Mint

Mentha spicata

Sow outdoors: Apr 12

~90 days to harvest

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Arugula

Eruca vesicaria subsp. sativa

Sow outdoors: Apr 12

~40 days to harvest

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Bok Choy

Brassica rapa subsp. chinensis

Sow outdoors: Apr 12

~45 days to harvest

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Endive

Cichorium endivia

Sow outdoors: Apr 12

~85 days to harvest

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Head Lettuce

Lactuca sativa

Sow outdoors: Apr 12

~70 days to harvest

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Leaf Lettuce

Lactuca sativa

Sow outdoors: Apr 12

~45 days to harvest

Buy Seeds
Potato

Solanum tuberosum

Sow outdoors: Apr 12

~90 days to harvest

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Swiss Chard

Beta vulgaris subsp. vulgaris

Sow outdoors: Apr 12

~55 days to harvest

Buy Seeds
Black-eyed Susan

Rudbeckia hirta

Sow outdoors: Apr 12

~85 days to harvest

Buy Seeds
Fava Bean

Vicia faba

Sow outdoors: Apr 12

~85 days to harvest

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Mizuna

Brassica rapa var. nipposinica

Sow outdoors: Apr 12

~40 days to harvest

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Sorrel

Rumex acetosa

Sow outdoors: Apr 12

~60 days to harvest

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Watermelon Radish

Raphanus sativus

Sow outdoors: Apr 12

~60 days to harvest

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Chervil

Anthriscus cerefolium

Sow outdoors: Apr 12

~50 days to harvest

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Sweet Pea

Lathyrus odoratus

Sow outdoors: Apr 12

~65 days to harvest

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Larkspur

Consolida ajacis

Sow outdoors: Apr 12

~65 days to harvest

Buy Seeds
Sweet Alyssum

Lobularia maritima

Sow outdoors: Apr 12

~45 days to harvest

Buy Seeds
Lupine

Lupinus polyphyllus

Sow outdoors: Apr 12

~365 days to harvest

Buy Seeds
Red Currant

Ribes rubrum

Sow outdoors: Apr 12

~730 days to harvest

Buy Seeds
Gooseberry

Ribes uva-crispa

Sow outdoors: Apr 12

~730 days to harvest

Buy Seeds
Rose

Rosa hybrids

Sow outdoors: Apr 12

~70 days to harvest

Buy Seeds
Lilac

Syringa vulgaris

Sow outdoors: Apr 12

~365 days to harvest

Buy Seeds
Red Maple

Acer rubrum

Sow outdoors: Apr 12

Buy Seeds
Japanese Maple

Acer palmatum

Sow outdoors: Apr 12

Buy Seeds
Flowering Dogwood

Cornus florida

Sow outdoors: Apr 12

Buy Seeds
Southern Magnolia

Magnolia grandiflora

Sow outdoors: Apr 12

Buy Seeds
Eastern Redbud

Cercis canadensis

Sow outdoors: Apr 12

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Arborvitae

Thuja occidentalis

Sow outdoors: Apr 12

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Sweet Corn

Zea mays var. saccharata

Sow outdoors: Apr 26

~75 days to harvest

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Summer Savory

Satureja hortensis

Sow outdoors: Apr 26

~60 days to harvest

Buy Seeds
Bachelor Button

Centaurea cyanus

Sow outdoors: Apr 26

~60 days to harvest

Buy Seeds
Elderberry

Sambucus nigra

Sow outdoors: Apr 26

~730 days to harvest

Buy Seeds
Grape Vine

Vitis vinifera

Sow outdoors: Apr 26

~1095 days to harvest

Buy Seeds
Serviceberry

Amelanchier canadensis

Sow outdoors: Apr 26

~1095 days to harvest

Buy Seeds
Persimmon Tree

Diospyros kaki

Sow outdoors: Apr 26

~1460 days to harvest

Buy Seeds
Hydrangea

Hydrangea macrophylla

Sow outdoors: Apr 26

~120 days to harvest

Buy Seeds
Azalea

Rhododendron spp. (azalea group)

Sow outdoors: Apr 26

~365 days to harvest

Buy Seeds
Rhododendron

Rhododendron spp.

Sow outdoors: Apr 26

~365 days to harvest

Buy Seeds
Boxwood

Buxus sempervirens

Sow outdoors: Apr 26

Buy Seeds

Transplant Outdoors in April

Move these seedlings outside — frost danger has passed.

Chives

Allium schoenoprasum

Transplant by: Apr 26

~60 days to harvest

Buy Starts

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