When to Plant Celery in Winton, California (95388)

Location

Winton, California

ZIP Code

95388

USDA Zone

Last Frost

Tuesday, February 10, 2026

📅 Your 2026 Planting Dates

Start Seeds Indoors

Tuesday, December 2, 2025

Transplant Outdoors

Tuesday, February 24, 2026

Based on last frost Tuesday, February 10, 2026 · Zone 9b

Pro tip: Start Celery seeds indoors 10 weeks before your last frost date, then transplant outdoors around Tuesday, February 24, 2026.

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🌿 Plant Details

Scientific Name Apium graveolens

Days to Maturity 130 days

☀️ Growing Requirements

☀️

Sun

Full Sun

💧

Water

Regular

Seeds typically germinate in 8-28 days

Ready to Plant Celery in Winton?

Get your seeds now so they're ready by Tuesday, December 2, 2025.

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🤝 Good Companions

CosmosDaisySnapDragon

⚠️ Avoid Planting Near

CornAster

🤝

Full Companion Planting Guide for Celery

See which plants help Celery thrive, which to keep away, and raised bed layout tips →

🛠️ Supplies You'll Need

🌱 Seed Starting Trays 🪴 Seed Starting Mix 💡 Grow Lights 🌡️ Heat Mat 🪵 Raised Garden Bed 🌍 Vegetable Garden Soil 🛠️ Hand Trowel Set 🚿 Watering Can

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🌾 Seed Saving Guide

🔴 Difficult

✅ Open-pollinated — seeds grow true to parent

When to Harvest Seed

Celery is biennial — it seeds in year 2. Harvest umbels just before seeds shatter in summer.

Processing

Cut seed heads into bags, dry 2 weeks, thresh to release seeds.

Seed Viability

Up to 3 years when stored cool, dark, and dry.

Pro Tip

In cold climates, dig celery in fall, store roots in a root cellar, and replant in spring for year-2 flowering.

Frequently Asked Questions

When should I plant Celery in Winton, California? +

In Winton (Zone 9b), start Celery seeds indoors around Tuesday, December 2, 2025 and transplant outdoors around Tuesday, February 24, 2026.

What is the last frost date for Winton, California? +

The average last spring frost date for Winton, California (ZIP 95388) is around Tuesday, February 10, 2026. This is based on NOAA climate normals for USDA Zone 9b.

How long does Celery take to grow? +

Celery typically matures in about 130 days from transplanting. In Winton, that means you can expect harvest around Tuesday, February 24, 2026 plus 130 days.

Should I start Celery indoors or direct sow in California? +

Celery should be started indoors 10 weeks before your last frost date. In Winton, that means starting around Tuesday, December 2, 2025.

📚 More Celery Planting Guides

🗺️

Celery in California

Zone-by-zone breakdown · Full state guide

→ 🌡️

Zone 9b Celery Guide

All cities in your zone · Avg dates

→

Other Plants for Winton

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 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 Cosmos 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

Growing Celery in Zone 9b

Celery (Apium graveolens) is a popular garden vegetable. In Winton, California, which is in USDA Hardiness Zone 9b, you should start seeds indoors around Tuesday, December 2, 2025.

Your average last frost date is Tuesday, February 10, 2026. Plan to transplant your Celery seedlings outdoors around Tuesday, February 24, 2026, about 2 weeks after your last frost date.