SproutSmart
SproutSmart™ Intelligent Garden Sowing

When to Plant Red Holy Basil in Zone 4a

Family: Lamiaceae Herb
Zone 4a Save Garden

Planting Schedule

Add Red Holy Basil to your garden to build a schedule and get reminders.

Get the exact Zone 4a timeline for your Red Holy Basil. See localized frost dates, indoor sowing windows, and optimal companions below.

Need deeper agronomic data, pest profiles, and optimal flavor pairings?

Explore Red Holy Basil Data
Botanical illustration of Red Holy Basil

Crop Dates : 4a

Growing note: This crop establishes over multiple seasons (~60 days / ~1 year to first harvest). Plant on the frost schedule; first harvest follows establishment, not a single frost-free season.
MilestoneDate
Start IndoorsApr 3rd
Last FrostMay 15th
Transplant / Sow OutdoorsJul 3rd
Harvest BeginsSep 1st
Harvest EndsSep 24th

Garden Alerts

This crop establishes over multiple seasons (~60 days / ~1 year to first harvest). Plant on the frost schedule; first harvest follows establishment, not a single frost-free season.

Recommended Companions

Dr. Wyche's Yellow Tomato
View Guide →
Fireball Marigold
View Guide →
Ratund Sweet Italian Pepper
View Guide →
Beefsteak Tomato
View Guide →
Pepperoncini Pepper
View Guide →
Marigold Marigold
View Guide →

Garden Alerts

This crop establishes over multiple seasons (~60 days / ~1 year to first harvest). Plant on the frost schedule; first harvest follows establishment, not a single frost-free season.