What to Plant in March in Oklahoma
Your March planting guide for Oklahoma (USDA Zones 6–8, typically Zone 7). We've broken out activities by zone — jump to yours below.
Growing season varies across Zones 6–8 — 180–240 days. Pick the zone that matches your part of the state.
🏠
1009
Start Indoors
🌿
79
Transplant Outdoors
🌱
446
Direct Sow
🧺
100
Harvest
Zone 7 — March in Oklahoma★ Most of OK
1372 varieties active · Last frost April 1 · 210-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 6 — March in Oklahoma
946 varieties active · Last frost April 15 · 180-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 8 — March in Oklahoma
1181 varieties active · Last frost March 15 · 240-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