Vegetable Seeds to Plant In May For Zone 3-5 Gardening (Indoors and Outside)

MODERN HARVEST

Read on to find out exactly what seeds you can plant in May for a bountiful harvest in zone 3-5. Navigating unpredictable May weather can be difficult for many gardeners. 

LAST FROST DATE

Starting seedlings indoors will help you to make the most of a short growing season! Do a little bit of searching to find out the average first and last frost date in your area.

Tip 1

BEANS  (Snap Beans, Pole Beans, Dry Shell Beans, Lima Beans):

BROCCOLI

What to Plant In May (Indoors)

cucumbers

celery

kohlrabi

What to Plant In May (Indoors)

Pumpkins and other squash

SEED PACKAGES

The best reference for when you should plant individual seeds is the back of your seed package or the website that you ordered them from. 

Tip 2

Cold-hardy vegetables and flowers can be direct seeded into the garden in early May. More sensitive crops should be planted mid-late May depending on your last frost date. May is unpredictable! Be ready to cover the new seedlings in case of harsh spring winds, rain, frost, or snow.

BEANS

BEETS

Seeds To Direct Sow In May

ASPARAGUS CROWNS

CARROTS

CUCUMBERS

Seeds To Direct Sow In May

CABBAGE

SOIL BLOCKING

Use soil blocks in to produce healthy seedlings that can be started in close proximity. Check out my newest tutorial to discover how to mix, pack, and press soil blocks of various sizes easily. 

Tip 3

peas

radishes

Seeds To  Direct Sow In May

herbs

GROWING SPACE

Dedicate a warm space in your house, greenhouse or garage (21°C ) that you can start your delicate seedlings. Ensure that your plants have access to lots of light- both grow lights and south facing windows are great for starting plants.

Tip 4

MORE GROWING GOODNESS

Rhubarb Companion Planting Guide

Soil Blocking: A Simple Beginner’s Guide