When to Plant Bok Choy in Macedonia, Iowa (51549)

Location

Macedonia, Iowa

ZIP Code

51549

USDA Zone

Last Frost

Saturday, April 25, 2026

📅 Your 2026 Planting Dates

Direct Sow Outdoors

Saturday, March 28, 2026

Based on last frost Saturday, April 25, 2026 · Zone 5b

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

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🌿 Plant Details

Scientific Name Brassica rapa subsp. chinensis

Days to Maturity 45 days

Mature Height 12-18"

Spread 12"

Type Leaf

Fruit Size N/A

☀️ Growing Requirements

☀️

Sun

Partial Shade to Full Sun

💧

Water

Regular (consistent moisture)

↔️

Spacing

6" apart

🌱

Planting Depth

0.5" deep

Seeds typically germinate in 4-7 days

Ready to Plant Bok Choy in Macedonia?

Get your seeds now so they're ready by Saturday, March 28, 2026.

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🤝 Good Companions

BeetCeleryDillOnion

⚠️ Avoid Planting Near

StrawberryTomato

🤝

Full Companion Planting Guide for Bok Choy

See which plants help Bok Choy 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 pods to dry on the stalk before harvesting.

Processing

Thresh dried stalks, winnow to separate seeds.

Seed Viability

Up to 4 years when stored cool, dark, and dry.

Pro Tip

Brassica rapa — crosses with turnip, napa cabbage, and Chinese cabbage. Isolate by 300 feet.

🪴

Raised Bed Planting Guides

A 4×8 bed fits 4 per sq ft of Bok Choy. See plant counts, spacing grids, and companion pairings for every bed size →

Frequently Asked Questions

When should I plant Bok Choy in Macedonia, Iowa? +

In Macedonia (Zone 5b), direct sow Bok Choy outdoors around Saturday, March 28, 2026.

What is the last frost date for Macedonia, Iowa? +

The average last spring frost date for Macedonia, Iowa (ZIP 51549) is around Saturday, April 25, 2026. This is based on NOAA climate normals for USDA Zone 5b.

How long does Bok Choy take to grow? +

Bok Choy typically matures in about 45 days from direct sowing. In Macedonia, that means you can expect harvest around Saturday, March 28, 2026 plus 45 days.

Should I start Bok Choy indoors or direct sow in Iowa? +

Bok Choy does best when direct sown outdoors. In Macedonia, sow directly around Saturday, March 28, 2026.

📚 More Bok Choy Planting Guides

🗺️

Bok Choy in Iowa

Zone-by-zone breakdown · Full state guide

→ 🌡️

Zone 5b Bok Choy Guide

All cities in your zone · Avg dates

→

Other Plants for Macedonia

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 Broccoli Brussels 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 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 Bok Choy in Zone 5b

Bok Choy (Brassica rapa subsp. chinensis) is a popular garden vegetable. In Macedonia, Iowa, which is in USDA Hardiness Zone 5b, you should direct sow seeds around Saturday, March 28, 2026.

Your average last frost date is Saturday, April 25, 2026. Bok Choy grows well when direct sown, as it doesn't transplant well or germinates quickly outdoors.