What to Plant in April in Iowa
Your April planting guide for Iowa (USDA Zones 4–6, typically Zone 5). We've broken out activities by zone — jump to yours below.
Growing season varies across Zones 4–6 — 135–180 days. Pick the zone that matches your part of the state.
🏠
1003
Start Indoors
🌿
79
Transplant Outdoors
🌱
443
Direct Sow
🧺
102
Harvest
Iowa · Zones 4–6
Zone 5 April guideZone 5 — April in Iowa★ Most of IA
1174 varieties active · Last frost April 30 · 155-day season
Alfalfa Microgreens
Microgreens · 6-10d
Amaranth Microgreens
Microgreens · 50d
Amaranth, Glitter Mix
Microgreens · 16-25d
Arugula
Lettuce & Salad Greens · 10-15d
Arugula Microgreens
Microgreens · 10-15d
Basil Microgreens
Microgreens · 74d
Basil, Lemon
Microgreens · 16-25d
Beet Microgreens
Microgreens · 55d
Zone 4 — April in Iowa
1341 varieties active · Last frost May 10 · 135-day season
Alfalfa Microgreens
Microgreens · 6-10d
Amaranth Microgreens
Microgreens · 50d
Amaranth, Glitter Mix
Microgreens · 16-25d
Arugula Microgreens
Microgreens · 10-15d
Basil Microgreens
Microgreens · 74d
Basil, Lemon
Microgreens · 16-25d
Beet Microgreens
Microgreens · 55d
Broccoli Microgreens
Microgreens · 7-10d
Zone 6 — April in Iowa
1178 varieties active · Last frost April 15 · 180-day season
Alfalfa Microgreens
Microgreens · 6-10d
Amara
Lettuce & Salad Greens · 21d
Amaranth Microgreens
Microgreens · 50d
Amaranth, Glitter Mix
Microgreens · 16-25d
Arugula
Lettuce & Salad Greens · 10-15d
Arugula Microgreens
Microgreens · 10-15d
Basil Microgreens
Microgreens · 74d
Basil, Lemon
Microgreens · 16-25d