Do you need to grow yarrow in Michigan , but do n’t get it on when to plant them ?
Planting milfoil is not as easy as it seems .
Here ’s why :

So if you plant them outside too early in the leaping they will die . And if you found them too late , your yarrow wo n’t produce a bloom .
Today , I ’m cash in one’s chips to teach you the idealistic metre to plant yarrow in Michigan :
When to Plant Yarrow in Michigan
As you may have already guess , you want to pay very tightlipped attention to your local weather condition in the spring . Specifically , you are function to take to learn when the last hoarfrost occur .
In general , when there has n’t been a frost for two calendar week , you are SAFE to implant your yarrow outside in Michigan !
For your reference point , I have created this board for average rime dates for most major cities in Michigan . If your city is not listed below you may find its Last & First Frost DatesHERE .

Michigan Last & First Frost Dates
Unfortunately , Mother Nature plays cruel whoremonger on us every year .
It should be noted that the above dates are just average .
There are days when the last frost comesMUCHlater . Sometimes , the last frost fall out much in the first place and you could get your yarrow planted outdoors in Michigan much quicker .

Like I said before , you involve to be very persevering in checking your local weather .
So what happens if a rime comes AFTER you embed your yarrow ?
When you know a frost is coming you postulate to take action .
Also , make trusted not to imbed your yarrow in your garden too late .
When Should You Start Your Yarrow Seeds Indoors?
Depending on the type of yarrow , it takes some 14 to 28 years to grow yarrow from seed indoors and then transplant them to your garden . And then another 120 days to flower !
For aspecific datethat you should begin Achillea millefolium seed indoors you should :
Not only this , but I recommend again pay close attention to your local weather condition report .
It should also be note that the best technique for bringing your yarrow plants outside is to usher in them ( in their pots ) alfresco for an hour . And then increase the amount of time they pass outside each day by an hr until they have been alfresco for 8 60 minutes .
This will “ harden ” your yarrow plant , increasing its chances of defend off disease , insects , droughts , and wet conditions .
If you require to learnWHENto plantANYFlower in Michigan , point over toHEREand just type in the flower you want to grow .