When to Plant Endive in Riverbank, California (95367)

Location

Riverbank, California

ZIP Code

95367

USDA Zone

Last Frost

Tuesday, February 10, 2026

📅 Your 2026 Planting Dates

Direct Sow Outdoors

Tuesday, January 13, 2026

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

Pro tip: Sow Endive directly outdoors 4 weeks before your last frost date.

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🌿 Plant Details

Scientific Name Cichorium endivia

Days to Maturity 85 days

Mature Height 10-16"

Spread 12"

Type Leaf

Fruit Size N/A

☀️ Growing Requirements

☀️

Sun

Partial Shade to Full Sun

💧

Water

Regular (keep moist)

↔️

Spacing

12" apart

🌱

Planting Depth

0.25" deep

Seeds typically germinate in 5-10 days

Ready to Plant Endive in Riverbank?

Get your seeds now so they're ready by Tuesday, January 13, 2026.

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🤝 Good Companions

CarrotRadishLettuce

🤝

Full Companion Planting Guide for Endive

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

🛠️ Supplies You'll Need

🪵 Raised Garden Bed 🌍 Vegetable Garden Soil 🛠️ Hand Trowel Set 🚿 Watering Can

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🌾 Seed Saving Guide

🟡 Moderate

✅ Open-pollinated — seeds grow true to parent

When to Harvest Seed

Allow plants to bolt and seed heads to dry fully on the stalk.

Processing

Cut dried stalks into a bag, thresh to release seeds, winnow lightly.

Seed Viability

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

Pro Tip

Endive cross-pollinates with chicory — isolate by 300 feet if growing both and saving seed from either.

🪴

Raised Bed Planting Guides

A 4×8 bed fits 32 plants of Endive. See plant counts, spacing grids, and companion pairings for every bed size →

Frequently Asked Questions

When should I plant Endive in Riverbank, California? +

In Riverbank (Zone 9b), direct sow Endive outdoors around Tuesday, January 13, 2026.

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

The average last spring frost date for Riverbank, California (ZIP 95367) is around Tuesday, February 10, 2026. This is based on NOAA climate normals for USDA Zone 9b.

How long does Endive take to grow? +

Endive typically matures in about 85 days from direct sowing. In Riverbank, that means you can expect harvest around Tuesday, January 13, 2026 plus 85 days.

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

Endive does best when direct sown outdoors. In Riverbank, sow directly around Tuesday, January 13, 2026.

📚 More Endive Planting Guides

🗺️

Endive in California

Zone-by-zone breakdown · Full state guide

→ 🌡️

Zone 9b Endive Guide

All cities in your zone · Avg dates

→

Other Plants for Riverbank

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 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 Endive in Zone 9b

Endive (Cichorium endivia) is a popular garden vegetable. In Riverbank, California, which is in USDA Hardiness Zone 9b, you should direct sow seeds around Tuesday, January 13, 2026.

Your average last frost date is Tuesday, February 10, 2026. Endive grows well when direct sown, as it doesn't transplant well or germinates quickly outdoors.