When to Plant Cosmos in Zone 2A
USDA Zone
2A
Cities Covered
27
Avg Last Frost
Monday, June 1, 2026
Plant Type
Direct Sow
📅 Planting Calendar for Zone 2A
Direct Sow Outdoors Monday, June 1, 2026
Pro Tip: Cosmos can be directly sown outdoors. Plant 0 weeks before your last frost date.
🌿 Plant Details
Scientific Name Cosmos bipinnatus
Days to Maturity 60 days
Sun Requirements Full Sun (6-8 hours)
Plant Spacing 18" apart
Cities in Zone 2A
Anchorage, Alaska Takotna, Alaska Eielson Afb, Alaska Fort Wainwright, Alaska Clear, Alaska North Pole, Alaska Fairbanks, Alaska Fairbanks, Alaska Two Rivers, Alaska Fort Greely, Alaska Prudhoe Bay, Alaska Healy, Alaska Anderson, Alaska Huslia, Alaska Kaltag, Alaska Kiana, Alaska Koyukuk, Alaska Minto, Alaska Nenana, Alaska Noatak, Alaska Northway, Alaska Nulato, Alaska Selawik, Alaska Tok, Alaska Ambler, Alaska Nuiqsut, Alaska Atqasuk, Alaska
Other Plants for Zone 2A
Blackberry Blueberry Raspberry Strawberry Basil Chamomile Chives Cilantro Dill Lavender Lemon Balm Marjoram Mint Oregano Parsley Rosemary Sage Tarragon Thyme Acorn Squash Artichoke Arugula Asparagus Beefsteak Tomato Beet Bell Pepper Bok Choy Broccoli Brussels Sprout Butternut Squash Cabbage Cantaloupe Carrot Cauliflower Cayenne Pepper Celery Cherry Tomato Chili Pepper Collard Green Common Bean Cucumber Eggplant Endive Fennel Garlic Grape Tomato Green Bean Habanero Pepper Head Lettuce Heirloom Tomato Honeydew Melon Jalapeño Pepper Kale Kohlrabi Leaf Lettuce Leek Lima Bean Mustard Okra Onion Parsnip Pea Poblano Pepper Pole Pea Potato Pumpkin Radicchio Radish Rhubarb Roma Tomato Rutabaga Serrano Pepper Shallot Snap Pea Snow Pea Spaghetti Squash Spinach Squash Sweet Corn Sweet Potato Swiss Chard Tomato Turnip Watermelon Zucchini Sunflower Marigold Zinnia Nasturtium Echinacea (Coneflower) Petunia Black-eyed Susan Apple Tree Pear Tree Peach Tree Plum Tree Sweet Cherry Tree Lemon Tree Borage Lemongrass Ginger Stevia Tomatillo Edamame Fava Bean Mâche Mizuna Sorrel Shishito Pepper Banana Pepper Watermelon Radish Napa Cabbage Popcorn Broccoli Raab Catnip Valerian Lemon Verbena Bee Balm Anise Lovage Chervil Summer Savory Dahlia Snapdragon Pansy Sweet Pea Morning Glory Hollyhock Larkspur Bachelor Button Columbine Impatiens Salvia (Annual) Sweet Alyssum Celosia Lupine Verbena Elderberry Grape Vine Red Currant Gooseberry Serviceberry Fig Tree Avocado Tree Persimmon Tree Olive Tree
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Growing Cosmos in USDA Zone 2A
Cosmos (Cosmos bipinnatus) grows well in USDA Hardiness Zone 2A. This zone includes cities like Anchorage, Takotna, Eielson Afb and 24 more.
The average last frost date for Zone 2A is around Monday, June 1, 2026. Cosmos can be directly sown outdoors around Monday, June 1, 2026.
Expect to harvest your Cosmos approximately 60 days after planting.