Do you require to grow lupin in Oklahoma , but do n’t make out when to plant them ?
Planting lupin is not as gentle as it seems .
Here ’s why :

So if you set them out of doors too early in the fall they will die . And if you engraft them too late , your lupin wo n’t bring on a heyday .
Today , I ’m go to teach you the ideal sentence to plant lupin in Oklahoma :
When to Plant Lupin in Oklahoma
As you may have already guessed , you want to pay very close attention to your local atmospheric condition in the fall . Specifically , you are going to ask to follow when the last frost occurs .
In oecumenical , when there has n’t been a frost for two weeks , you are SAFE to plant your lupin outside in Oklahoma !
For your book of facts , I have created this table for average icing date for most major cities in Oklahoma . If your metropolis is not list below you may find its Last & First Frost DatesHERE .

Oklahoma Last & First Frost Dates
Unfortunately , Mother Nature play cruel tricks on us every year .
It should be note that the above date are just averages .
There are years when the last Robert Frost comesMUCHlater . Sometimes , the last hoarfrost befall much earlier and you may get your lupin found outside in Oklahoma much quicker .

Like I said before , you demand to be very diligent in checking your local weather condition .
So what happens if a icing comes AFTER you implant your lupine ?
When you jazz a icing is coming you need to take action .
Also , ensure not to embed your lupin in your garden too deep .
When Should You Start Your Lupin Seeds Indoors?
calculate on the type of lupin , it take rough 98 - 112 days ( 14 to 16 hebdomad ) to grow lupin from seed indoors and then transplant them to your garden . And then another 2 to 3 months to flower !
For aspecific datethat you should start lupin seed indoors you should :
Not only this , but I commend again paying close attention to your local weather report .
It should also be take down that the in effect proficiency for bringing your lupin plants outside is to usher in them ( in their pots ) outside for an time of day . And then increase the amount of time they spend outside each day by an hour until they have been outdoors for 8 hours .
This will “ harden ” your lupin plant , increasing its chances of struggle off disease , insects , drought , and wet conditions .
If you want to learnWHENto plantANYFlower in Oklahoma , direct over toHEREand just eccentric in the flower you want to grow .