When to Plant Basil in Duvall, Washington (98019)
Location
Duvall, Washington
ZIP Code
98019
USDA Zone
8b
Last Frost
Monday, March 15, 2027
📅 Planting Calendar
Start Seeds Indoors Monday, January 18, 2027
Transplant Outdoors Monday, March 29, 2027
Pro Tip: Start Basil seeds indoors 8 weeks before your last frost date for best results.
🌿 Plant Details
Scientific Name Ocimum basilicum
Days to Maturity 60 days
Mature Height 12-24"
Spread 12"
Type Bush
Fruit Size N/A
☀️ Growing Requirements
☀️
Sun
Full Sun (6-8 hours)
💧
Water
Regular (keep moist)
↔️
Spacing
12" apart
🌱
Planting Depth
0.25" deep
Seeds typically germinate in 5-10 days
🤝 Good Companions
TomatoPepperOreganoAsparagus
⚠️ Avoid Planting Near
RueSage
Other Plants for Duvall
Blackberry Blueberry Raspberry Strawberry 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 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
Growing Basil in Zone 8b
Basil (Ocimum basilicum) is a popular garden vegetable. In Duvall, Washington, which is in USDA Hardiness Zone 8b, you should start seeds indoors around Monday, January 18, 2027.
Your average last frost date is Monday, March 15, 2027. Plan to transplant your Basil seedlings outdoors around Monday, March 29, 2027, about 2 weeks after your last frost date.