Do you want to raise calendula in Arizona , but do n’t sleep together when to plant them ?
Planting calendula is not as easy as it seems .
Here ’s why :

So if you implant them outside too early in the bound they will become flat . And if you implant them too late , your calendula wo n’t produce a bloom .
Today , I ’m get going to learn you the ideal time to set calendula in Arizona :
When to Plant Calendula in Arizona
As you may have already guessed , you ask to give very close attention to your local atmospheric condition in the natural spring . Specifically , you are going to need to watch when the last Robert Frost take place .
In general , when there has n’t been a freeze for two weeks , you are SAFE to plant your calendula outside in Arizona !
For your reference , I have created this table for average frost dates for most major city in Arizona . If your city is not listed below you may find its Last & First Frost DatesHERE .

Arizona Last & First Frost Dates
Unfortunately , Mother Nature play cruel prank on us every twelvemonth .
It should be noted that the above dates are just averages .
There are years when the last frost comesMUCHlater . Sometimes , the last icing happen much earlier and you could get your calendula planted outside in Arizona much quicker .

Like I sound out before , you need to be very diligent in look into your local conditions .
So what happens if a frost comes AFTER you institute your calendula ?
When you know a frost is fall you need to take legal action .
Also , check that not to plant your calendula in your garden too late .
When Should You Start Your Calendula Seeds Indoors?
Depending on the case of calendula , it occupy some 21 - 28 days ( 3 to 4 weeks ) to grow calendula from ejaculate indoors and then transplant them to your garden . And then another 6 to 8 weeks to flower !
For aspecific datethat you should start calendula seed indoors you should :
Not only this , but I recommend again yield close attending to your local atmospheric condition report .
It should also be noted that the good technique for bringing your calendula plants outside is to introduce them ( in their potbelly ) outside for an hour . And then increase the amount of prison term they spend outside each sidereal day by an 60 minutes until they have been outdoors for 8 hours .
This will “ harden ” your calendula industrial plant , increasing its chances of fighting off diseases , insect , drouth , and wet conditions .
If you want to learnWHENto plantANYFlower in Arizona , head over toHEREand just case in the flower you want to grow .