When to Plant Celery in Seattle, Washington (98131)
Location
Seattle, Washington
ZIP Code
98131
USDA Zone
9a
Last Frost
Saturday, February 20, 2027
📅 Planting Calendar
Start Seeds Indoors Saturday, December 26, 2026
Transplant Outdoors Saturday, March 6, 2027
Pro Tip: Start Celery seeds indoors 8 weeks before your last frost date for best results.
🌿 Plant Details
Scientific Name Apium graveolens
Days to Maturity 7 days
☀️ Growing Requirements
☀️
Sun
Full Sun
💧
Water
Regular
Seeds typically germinate in 8-28 days
🤝 Good Companions
CosmosDaisySnapDragon
⚠️ Avoid Planting Near
CornAster
Other Plants for Seattle
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 Brussel Sprout Butternut Squash Cabbage Cantaloupe Carrot Cauliflower Cayenne Pepper 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
Growing Celery in Zone 9a
Celery (Apium graveolens) is a popular garden vegetable. In Seattle, Washington, which is in USDA Hardiness Zone 9a, you should start seeds indoors around Saturday, December 26, 2026.
Your average last frost date is Saturday, February 20, 2027. Plan to transplant your Celery seedlings outdoors around Saturday, March 6, 2027, about 2 weeks after your last frost date.