Do you need to grow zinnia in Wisconsin , but do n’t know when to plant them ?
Planting zinnia is not as comfortable as it seems .
Here ’s why :

So if you plant them outside too early in the leap they will exit . And if you plant them too late , your zinnia wo n’t produce a bloom .
Today , I ’m run to instruct you the ideal clip to constitute old maid in Wisconsin :
When to Plant Zinnia in Wisconsin
As you may have already infer , you want to pay off very close attention to your local weather in the spring . Specifically , you are perish to need to watch when the last frost hap .
In general , when there has n’t been a frost for two weeks , you are SAFE to establish your zinnia outside in Wisconsin !
For your character , I have created this board for average hoar date for most major city in Wisconsin . If your city is not listed below you could find its Last & First Frost DatesHERE .

Wisconsin Last & First Frost Dates
Unfortunately , Mother Nature plays cruel prank on us every yr .
It should be noted that the above date are just averages .
There are age when the last Robert Frost comesMUCHlater . Sometimes , the last Robert Frost happens much earlier and you could get your zinnia planted outside in Wisconsin much quicker .

Like I said before , you postulate to be very persevering in checking your local atmospheric condition .
So what happens if a frost get along AFTER you engraft your zinnia ?
When you know a Robert Lee Frost is come you need to take action .
Also , verify not to institute your zinnia in your garden too latterly .
When Should You Start Your Zinnia Seeds Indoors?
Depending on the type of old maid flower , it take rough 5 to 24 days to grow old maid flower from seminal fluid indoors and then transplant them to your garden . And then another 2 month to flower !
For aspecific datethat you should start up zinnia seeds indoors you should :
Not only this , but I recommend again pay close attention to your local weather report .
It should also be note that the best technique for bring your zinnia industrial plant outside is to introduce them ( in their Mary Jane ) outside for an hr . And then increase the amount of time they spend outside each day by an time of day until they have been alfresco for 8 hours .
This will “ harden ” your old maid flower plant , increasing its chances of fighting off disease , insects , droughts , and wet conditions .
If you need to learnWHENto plantANYFlower in Wisconsin , head over toHEREand just type in the flower you want to grow .