Regional guide

Iowa Planting and Harvest Timing Vegetable Garden

An Iowa State Extension guide for Iowa vegetable planting schedules, harvest timing, staggered chart use, and April-October planning.

Regional timing

Current regional planting plan

An Iowa State Extension guide for Iowa vegetable planting schedules, harvest timing, staggered chart use, and April-October planning.

Source-backed timing Iowa State University Extension Planting and Harvesting Times for Garden Vegetables

Iowa Timing 4 climate signals

Source source cues Local conditions

The Iowa State University Extension Store says this guide can help northern, southern, and central Iowa vegetable growers schedule the planting of gardens so space may be used efficiently.
The guide includes a staggered planting and harvest chart for crops grown April through October.
The Extension Store lists the publication date as Publication Date: 07/2024.

Catalog priority: 10 priority crops
Climate checks: 4 climate signals
Timing basis: Use regional source signals

Source-backed timing The Iowa State University Extension Store says this guide can help northern, southern, and central Iowa vegetable growers schedule the planting of gardens so space may be used efficiently.

The guide includes a staggered planting and harvest chart for crops grown April through October.

Crop priority Marketmore 76 Cucumber leads the catalog examples

Marketmore 76 Cucumber, Lacinato Kale, Black Seeded Simpson Lettuce, Hale's Best Jumbo Melon

Next local check Detailed planting directions are given for more than 25 common garden crops.

The product description names radishes, lettuces, onions, peas, tomatoes, kale, peppers, squash, melons, and cucumbers as example crops.

Calendar Convert regional timing into dated sowing, transplant, and harvest jobs. Frost dates Keep hardiness zone context separate from local first and last frost dates. All regions Compare this guide with the broader regional atlas. Central Ohio OSU Extension central Ohio guide for normal-season direct-seeded rows, transplants, timing shifts, succession, and fall crops.

Climate signals

The Iowa State University Extension Store says this guide can help northern, southern, and central Iowa vegetable growers schedule the planting of gardens so space may be used efficiently.
The guide includes a staggered planting and harvest chart for crops grown April through October.
The Extension Store lists the publication date as Publication Date: 07/2024.
The product page says the guide replaces PM 0534.

Planning notes

Detailed planting directions are given for more than 25 common garden crops.
The product description names radishes, lettuces, onions, peas, tomatoes, kale, peppers, squash, melons, and cucumbers as example crops.
Use the Iowa chart as a schedule reference, then keep variety-specific details tied to each catalog entry source.
Replaces PM 0534.

Catalog crop examples

These catalog entries match crops covered by the regional timing source; variety-specific details remain tied to each seed entry's own source.

Marketmore 76 Cucumber Vegetable · Warm · 58 days
Lacinato Kale Vegetable · Cool · 60 days
Black Seeded Simpson Lettuce Vegetable · Cool · 45 days
Hale's Best Jumbo Melon Vegetable · Warm · 85 days
Evergreen Bunching Onion Vegetable · Shoulder · 65 days
Sugar Snap Pea Vegetable · Cool · 62 days
California Wonder Pepper Vegetable · Warm · 72 days
French Breakfast Radish Vegetable · Cool · 28 days
Waltham Butternut Squash Vegetable · Warm · 95 days
Roma Tomato Vegetable · Warm · 76 days

Related regional guides

Ohio Central Normal-Season Vegetable Garden OSU Extension central Ohio guide for normal-season direct-seeded rows, transplants, timing shifts, succession, and fall crops.
Indiana Frost and Soil Temperature Vegetable Garden A Purdue Extension guide for Indiana frost-relative planting, soil-temperature thresholds, hardiness groups, fall timing, and succession planning.
Kansas Expected Planting Calendar Vegetable Garden A K-State Research and Extension guide for Kansas planting windows, crop temperatures, frost resistance, spacing, and harvest timing.
Kentucky Three-Region Vegetable Garden A University of Kentucky guide for Western, Central, and Eastern Kentucky vegetable planting dates, methods, and safe planting windows.

Source: Iowa State University Extension Planting and Harvesting Times for Garden Vegetables