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The best time to grow cilantro in Arizona is during the cooler months, from fall through early spring, depending on your specific region.
Cilantro loves mild weather and absolutely hates the intense desert heat, so timing your planting around the Arizona climate is everything.
If you’ve been wondering when to grow cilantro in Arizona without watching it bolt and die in a week, you’re in the right place.
In this post, we’ll break down exactly when to grow cilantro in Arizona, how to grow cilantro in Arizona by region, and the tips that keep your crop productive.
Let’s dig in.
When to Grow Cilantro in Arizona
When to grow cilantro in Arizona comes down to one simple rule: plant when temperatures stay between 50°F and 85°F.
Cilantro is a cool-season herb, which means heat is its worst enemy.
Once the thermometer climbs past 85°F, cilantro bolts, sending up a flower stalk and turning its leaves bitter.
That’s why learning when to grow cilantro in Arizona means learning to work around the heat rather than against it.
1. Fall Planting Is Your Best Bet
The ideal window to grow cilantro in Arizona is September through November.
Fall planting gives cilantro the cool nights and mild days it craves.
In the low desert, you can often start seeds in late September and harvest through December.
This is easily the most reliable time to grow cilantro in Arizona.
2. Winter Works Beautifully in the Low Desert
In Phoenix, Tucson, and Yuma, winter is prime cilantro season.
From December through February, you can grow cilantro in Arizona with almost zero effort.
Temperatures rarely drop low enough to kill the plants, and the mild days keep them producing leaf after leaf.
Just watch for the occasional frost, which can nip tender foliage.
3. Early Spring Is a Short Second Chance
You can also grow cilantro in Arizona in February and early March.
But you have to be quick.
Once April arrives and the heat cranks up, spring-planted cilantro bolts fast.
Think of spring as a bonus round, not your main season.
4. High Elevation Changes Everything
If you live in Flagstaff, Prescott, or Payson, when to grow cilantro in Arizona looks totally different.
At higher elevations, you can grow cilantro in Arizona from spring through early fall.
Summers stay cool enough that cilantro keeps producing without bolting.
So adjust your planting calendar based on your elevation, not just the calendar.
How to Grow Cilantro in Arizona Successfully
Knowing when to grow cilantro in Arizona is half the battle, but how you grow it matters just as much.
Here are the habits that make the biggest difference.
1. Pick the Right Spot
Cilantro prefers morning sun and afternoon shade in Arizona.
That afternoon shade is critical because it protects plants from the brutal desert sun.
If you grow cilantro in Arizona in full sun, expect it to bolt prematurely.
2. Plant in Succession
Never plant all your cilantro at once.
Instead, sow small batches every two to three weeks.
This succession strategy keeps you in fresh cilantro all season long.
It’s the smartest way to grow cilantro in Arizona for a continuous harvest.
3. Water Consistently
Cilantro likes moist but well-drained soil.
In Arizona’s dry climate, that means watering regularly but never letting roots sit in soggy soil.
Mulch helps lock in moisture and keeps soil temperatures down.
Both help when you grow cilantro in Arizona during warm spells.
4. Harvest Often
The more you cut, the more cilantro produces.
Snip outer leaves regularly to encourage fresh growth.
If you grow cilantro in Arizona and let it sit untouched, it’ll bolt sooner.
Common Mistakes When You Grow Cilantro in Arizona
Even gardeners who know when to grow cilantro in Arizona still run into trouble.
Here are the mistakes to avoid.
1. Planting in Summer
This is the number one mistake.
If you try to grow cilantro in Arizona in June, July, or August, it will bolt within days.
Save yourself the heartbreak and wait for cooler weather.
2. Ignoring Bolting Signs
When cilantro starts sending up a tall stalk, it’s bolting.
Pinch off the flower buds immediately if you want to delay it.
But once bolting starts, flavor declines quickly.
3. Skipping Shade in Warm Months
If you grow cilantro in Arizona during a warm stretch, shade cloth is your friend.
A 30% shade cloth can extend your season by weeks.
Don’t underestimate how much relief a little shade provides.
So, When to Grow Cilantro in Arizona?
The best time to grow cilantro in Arizona is fall through early spring in the low desert, and spring through early fall at higher elevations.
When you grow cilantro in Arizona with the right timing, you’ll enjoy fresh, flavorful leaves instead of bitter, bolted stems.
Plant in succession, water consistently, and harvest often.
Do that, and you’ll never wonder when to grow cilantro in Arizona again.