When to Plant Roma Tomato in Haiku, Hawaii (96708)
Location
Haiku, Hawaii
ZIP Code
96708
USDA Zone
12a
Last Frost
Friday, January 1, 2027
📅 Planting Calendar
Start Seeds Indoors Friday, November 20, 2026
Transplant Outdoors Friday, January 15, 2027
Pro Tip: Start Roma Tomato seeds indoors 6 weeks before your last frost date for best results.
🌿 Plant Details
Scientific Name Solanum lycopersicum
Days to Maturity 75 days
Mature Height 30-36"
Spread 18"
Type Determinate
Fruit Size Medium (2-3 oz)
☀️ Growing Requirements
☀️
Sun
Full Sun (6-8 hours)
💧
Water
Regular (1-2 inches/week)
↔️
Spacing
24" apart
🌱
Planting Depth
0.25" deep
Seeds typically germinate in 7-14 days
Other Plants for Haiku
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 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 Rutabaga Serrano Pepper Shallot Snap Pea Snow Pea Spaghetti Squash Spinach Squash Sweet Corn Sweet Potato Swiss Chard Tomato Turnip Watermelon Zucchini
Growing Roma Tomato in Zone 12a
Roma Tomato (Solanum lycopersicum) is a popular garden vegetable. In Haiku, Hawaii, which is in USDA Hardiness Zone 12a, you should start seeds indoors around Friday, November 20, 2026.
Your average last frost date is Friday, January 1, 2027. Plan to transplant your Roma Tomato seedlings outdoors around Friday, January 15, 2027, about 2 weeks after your last frost date.