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What to Plant in June — USDA Zone 6a

Here's everything you can start, transplant, sow, and harvest in June in USDA Zone 6a. This zone has an average last spring frost around April 10 and first fall frost around October 20, with a growing season of approximately 193 days.

There are 129 planting activities for June in Zone 6a.

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Zone 6a Moderate season
193 days
Last Spring Frost April 10
193 growing days
First Fall Frost October 20

Where Is Zone 6a?

Harvest in June

Plant Type Date Range Days to Maturity
Ageratum Flower 60–75 days
Anemones Flower 90–120 days
Arugula Vegetable 30–50 days
Astilbe Flower 70–100 days
Bachelor's Button Flower 60–90 days
Basil Herb 50–75 days
Beets Vegetable 50–70 days
Begonias Flower 70–90 days
Bitter Melon Vegetable 60–90 days
Bleeding Hearts Flower 60–90 days
Bok Choy Vegetable 40–60 days
Borage Herb 50–60 days
Broccoli Vegetable 60–90 days
Broccoli Rabe Vegetable 40–60 days
Cabbage Vegetable 60–100 days
Calendula Flower 50–70 days
California Poppy Flower 60–90 days
Carrots Vegetable 60–80 days
Catnip Herb 60–80 days
Cauliflower Vegetable 55–100 days
Celosia Flower 60–90 days
Celtuce Vegetable 60–90 days
Chamomile Herb 60–90 days
Chard Vegetable 50–60 days
Chervil Herb 40–60 days
Chicory Vegetable 60–85 days
Chinese Cabbage Vegetable 50–70 days
Chives Herb 60–90 days
Cilantro Herb 40–60 days
Collard Greens Vegetable 55–75 days
Columbine Flower 70–100 days
Comfrey Herb 60–90 days
Coreopsis Flower 60–80 days
Corn Vegetable 60–100 days
Cosmos Flower 60–90 days
Cowpeas Vegetable 60–90 days
Crookneck Squash Vegetable 45–60 days
Cucumber Vegetable 50–70 days
Daikon Vegetable 50–70 days
Dianthus Flower 60–80 days
Dill Herb 40–60 days
Endive Vegetable 45–65 days
Epazote Herb 45–60 days
Escarole Vegetable 50–70 days
Fava Beans Vegetable 75–100 days
Fennel Vegetable 60–90 days
Fennel (herb) Herb 60–90 days
Foxglove Flower 80–120 days
Gaillardia (Blanket Flower) Flower 70–100 days
Garlic Chives Herb 60–90 days
Geraniums Flower 70–100 days
Gladiolus Flower 70–100 days
Green Beans Vegetable 50–65 days
Hydrangeas Flower 90–150 days
Hyssop Herb 70–90 days
Impatiens Flower 60–75 days
Irises Flower 60–100 days
Kai Lan Vegetable 45–60 days
Kale Vegetable 50–70 days
Kohlrabi Vegetable 45–65 days
Komatsuna Vegetable 35–50 days
Larkspur Flower 60–90 days
Lemon Balm Herb 60–70 days
Lemon Thyme Herb 70–90 days
Lettuce Vegetable 30–60 days
Lilies Flower 70–120 days
Lima Beans Vegetable 60–90 days
Lobelia Flower 70–80 days
Lovage Herb 70–90 days
Lupine Flower 75–100 days
Mache Vegetable 40–60 days
Marigolds Flower 50–70 days
Marjoram Herb 60–90 days
Mint Herb 60–90 days
Mitsuba Vegetable 50–70 days
Mizuna Vegetable 30–45 days
Mustard Greens Vegetable 30–50 days
Napa Cabbage Vegetable 55–75 days
Nasturtium Flower 55–65 days
New Zealand Spinach Vegetable 55–70 days
Okra Vegetable 50–65 days
Oregano Herb 60–90 days
Pac Choi Vegetable 40–55 days
Pansy Flower 70–90 days
Parsley Herb 60–80 days
Patty Pan Squash Vegetable 45–60 days
Peas Vegetable 55–70 days
Peonies Flower 90–120 days
Peppers Vegetable 60–90 days
Petunia Flower 70–90 days
Phlox Flower 80–110 days
Pole Beans Vegetable 55–70 days
Portulaca Flower 50–70 days
Purslane Vegetable 40–60 days
Radicchio Vegetable 60–80 days
Ranunculus Flower 90–120 days
Romanesco Vegetable 75–100 days
Roses Flower 90–180 days
Rue Herb 70–90 days
Rutabaga Vegetable 80–100 days
Salvia Flower 70–90 days
Savory Herb 50–70 days
Savoy Cabbage Vegetable 70–110 days
Scallions Vegetable 50–70 days
Scarlet Runner Beans Vegetable 60–80 days
Shiso Vegetable 50–70 days
Snap Peas Vegetable 55–70 days
Snapdragon Flower 70–100 days
Snow Peas Vegetable 50–65 days
Sorrel Herb 40–60 days
Spinach Vegetable 35–50 days
Squash (Summer) Vegetable 45–65 days
Sweet Alyssum Flower 45–60 days
Sweet Corn Vegetable 60–90 days
Sweet Pea Flower 65–85 days
Tarragon Herb 60–90 days
Tatsoi Vegetable 35–50 days
Thai Basil Herb 50–75 days
Thyme Herb 70–90 days
Tomatillo Vegetable 60–85 days
Tomatoes Vegetable 60–85 days
Turnip Vegetable 40–60 days
Vinca (Annual) Flower 70–90 days
Watercress Vegetable 40–60 days
Wax Beans Vegetable 50–65 days
Yard Long Beans Vegetable 55–80 days
Yarrow Flower 60–90 days
Zinnia Flower 60–70 days
Zucchini Vegetable 45–60 days
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Data sources: USDA Plant Hardiness Zone Map (2023), NOAA 30-Year Climate Normals, University Cooperative Extension planting guides. Planting dates are estimates based on average frost dates — local conditions may vary. Last updated: June 2026.

Sources & credits

Every number on this page traces back to a primary horticulture or government data source. Click through to verify.