Do you want to grow onions in Hawaii , but do n’t know when to engraft them ?
Planting onion is not as easygoing as it seems .
Here ’s why :

This should n’t be a problem in Hawaii . You wo n’t have to vex about plant too early or too late on any island in Hawaii .
Today , I ’m depart to teach you the ideal meter to plant onion plant in Hawaii :
When to Plant Onions in Hawaii
As you may have already guess , you necessitate to pay very close care to your local conditions in the spring . Specifically , you are run to call for to view when the last frost come .
In general , when there has n’t been a frost for two weeks , you are SAFE to plant your onion outside in Hawaii !
For your source , I have created this tabular array for average Robert Frost dates for most major cities in Arizona . If your city is not list below you could incur its Last & First Frost DatesHERE .

Hawaii Last & First Frost Dates
Unfortunately , Mother Nature plays cruel tricks on us every class .
It should be noted that the above dates are just average .

There are years when the last freeze comesMUCHlater . Sometimes , the last frost materialize much earlier and you could get your onions imbed alfresco in Hawaii much quicker .
Like I said before , you call for to be very diligent in checking your local weather .
So what happen if a freeze fare AFTER you imbed your onions ?
When you know a rime is coming you need to take military action .
Also , make certain not to constitute your onions in your garden too late .
When Should You Start Your Onions Seeds Indoors?
count on the type of onion , it takes rough 60 - 70 days to grow onions from seed indoors and then transplant them to your garden .
For aspecific datethat you should start onions seeds indoors you should :
Not only this , but I recommend again paying close attention to your local conditions report . For Hawaii though , I recommend starting your seminal fluid indoors during tardy wintertime .
It should also be noted that the secure proficiency for bringing your onions plants outside is to introduce them ( in their pots ) outside for an minute . And then increase the amount of time they pass outside each day by an hour until they have been outside for 8 hours .
This will “ harden ” your onion plant , increasing its luck of fighting off diseases , insect , drought , and wet conditions .
If you require to learnWHENto plantANYVegetable in Hawaii , head over toHEREand just type in the veg you want to produce .