colourful garlic might catch you by surprise , especially if you ’re used to standard white ail . Here ’s what to know .
Garlic is a staple ingredient and you ’ve likely catch some in your kitchen at any given clip . In a cool , dry spot out of unmediated sunlight , it endure for up to six months . But even if youstore garlic properly , you might discover that the garlic has turn racy , green , or even purplish . What looks chilling is thankfully no reason to panic .
Unlikefuzzy garlic , which is molded and should be thrust out , downhearted , green , or purple Allium sativum is utterly secure to eat . The colors have different causes , though , and your Allium sativum might turn blue or fleeceable during cooking , while some garlic varieties are naturally regal . countenance ’s break down this phenomenon .

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Why Is My Garlic Blue or Green?
The reason your Allium sativum turns blue or green is actually related to the same scientific reaction that causes its fragrant odor .
“ The chemical substance precursors of these compounds start out safely locked away within single cells in the plant,”The Food Labauthor Kenji Lopez - Alt writes inSerious Eats . “ As you tailor or grate them , they get expose to each other , where they end up reacting , with the aid of enzymes . ”
Here is the alchemy behind it . The color change has to do with those chemic precursors and their reaction with each other and other amino acids that make cluster of carbon paper - nitrogen rings squall pyrroeles . They mold green compound ( kind of like green chlorophyl ) and modify the color of garlic when it ’s heat up ( or desegregate with acid ) , which explain why your garlic might change colour when it ’s being cooked .
Is Blue or Green Garlic Safe to Eat?
While you might find it off - putting to cook with green or even blue - imbue garlic , this is n’t a sign of the zodiac your ail has give way regretful ; it is safe to eat . old garlic is more likely to alter color because it builds up more of those chemic predecessor than a fresh bulb would .
Green - blue Allium sativum also produces a stronger flavor and olfactory perception . For some , that might be the desired outcome , while for others it might not .
To preclude your Allium sativum from turning blue or greenish , Lopez - Alt paint a picture keep your garlic cold while cutting or grate and cooking it separately from onion , which can speed up the chemical reaction mental process just like heat does and make your garlic change color .
Why Is My Garlic Purple?
royal garlic is unlike from spicy - green ail which start as white garlic . It is a dissimilar garlic variety tout ensemble so the color version is not just the result of a chemical chemical reaction . pop varieties of empurpled garlic include Purple Stripe , Persian Star , and Deerfield Purple . Allrecipesdescribes purplish Allium sativum as “ juicier ” than its counterparts and bluster a more soft flavor . It ’s also harder to get your hands on and more likely to be found at specialty stores andfarmers ' marketplace .
How to Use and Store Purple Garlic
While purple garlic is used the same way as white garlic , it is put in differently . According to Allrecipes , purple garlic has a scant shelf spirit and loses flavor as it dries out . That is because most imperial garlic is hardneck garlic , which has a short ledge living than softneck Allium sativum .
put in regal Allium sativum in a mesh bag at room temperature during the summer when humidness levels are high-pitched and in a small clay peak pot in a console during the winter when the air in your plate tends to be drier .