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When to pick garlic in Michigan comes down to a mix of calendar dates, leaf appearance, and a little bit of hands-on checking.
The best time to harvest garlic in Michigan is typically from early July through mid-August, depending on the variety you planted and the weather that season.
If you’ve been wondering when to pick garlic in Michigan so it stores well and tastes amazing, you’re in the right place because timing is everything with this crop.
Pick too early and your bulbs will be small and underdeveloped, but wait too long and the cloves can split right out of their papery skins.
In this post, we’ll walk through the exact signs that tell you when to pick garlic in Michigan, plus tips for curing and storing your harvest.
Let’s dig in.
When to Pick Garlic in Michigan: The Key Signs
Knowing when to pick garlic in Michigan isn’t just about circling a date on the calendar, it’s about watching your plants closely because Mother Nature runs the show here.
Michigan’s climate can swing from cool springs to sudden heat waves, so the garlic harvest window shifts a bit every single year.
The most reliable way to know when to pick garlic in Michigan is to observe the lower leaves on each stalk.
1. Watch for the Lower Leaves Turning Brown
Garlic tells you it’s ready when about 50 to 60 percent of the lower leaves have turned brown and dried out.
Count from the bottom of the stalk upward, and once about half of those leaves are crispy and papery, your bulbs have reached full maturity.
The top leaves might still be green, and that’s totally fine because the lower leaves are the ones that signal when to pick garlic in Michigan.
If you wait until all the leaves are brown, you’ve likely waited too long because the wrappers will have started to degrade underground.
2. Check the Calendar for Your Garlic Variety
When to pick garlic in Michigan also depends heavily on whether you planted hardneck or softneck garlic.
Hardneck varieties like Music, German Extra Hardy, and Chesnok Red are the most common choices for Michigan gardeners because they handle cold winters beautifully.
Hardneck garlic generally matures earlier, so you’ll often be picking it in early to mid-July across most of the state.
Softneck types, which you see in grocery stores and often braid together, usually need a bit more time and are typically ready from late July into mid-August in Michigan.
Keep track of your planting date because garlic usually needs about 8 to 9 months from fall planting to harvest time.
3. Look for Scapes as a Warning Signal
If you’re growing hardneck garlic, you’ll notice curly flower stalks called scapes shooting up in early June.
Once you cut those scapes off, your garlic redirects energy into bulb growth, and that’s when the real sizing happens.
Scapes are a great reminder that when to pick garlic in Michigan is only a few weeks away after you snip them.
Generally, aim for about three to four weeks after scape removal, and then start checking those lower leaves carefully.
4. Dig Up a Test Bulb First
The absolute best way to know when to pick garlic in Michigan is to gently dig up one or two test bulbs with a garden fork.
Do this before you commit to harvesting the whole row, and you’ll avoid guessing wrong on the entire crop.
A mature garlic bulb will have fully formed, plump cloves that fill out the wrapper completely without splitting it open.
If the cloves look small or the bulb feels squishy, give your garlic another week or so in the ground.
If the wrapper is already splitting, you’ve waited a few days too long, so harvest everything right away.
How Michigan Weather Affects When to Pick Garlic
Michigan’s unpredictable weather plays a huge role in when to pick garlic in Michigan, so you always need to adapt.
A wet, cool spring delays garlic maturity because the plants grow slower when soil temperatures stay low for extended periods.
On the flip side, a hot, dry spell in June can push garlic to mature faster, so you might find yourself harvesting a week earlier than usual.
1. Rainfall and Soil Moisture Matter
Too much rain right before harvest can cause garlic bulbs to hold excess water, which makes them more prone to rot during curing.
If heavy rain is in the forecast, you might need to pull your garlic a little early to prevent dirt and moisture from clinging to the bulbs.
Conversely, if the soil is bone dry when it’s time to harvest, water your garlic a day or two before digging so the bulbs slide out more easily.
When to pick garlic in Michigan often comes down to timing your harvest for a stretch of dry, sunny days if you can manage it.
2. Day Length and Sun Exposure
Garlic is sensitive to day length, and Michigan’s long summer days provide the signal that tells the plant to stop growing leaves and start forming bulbs.
Around the summer solstice in late June, your garlic gets the cue to begin bulbing, and that process takes several weeks to complete.
Full sun is critical during this bulbing phase, so make sure your garlic bed isn’t shaded by nearby trees or tall plants.
The more sunlight your garlic gets during June and early July, the closer you are to knowing exactly when to pick garlic in Michigan.
Proper Harvesting Technique for Michigan Gardens
Once you’ve decided when to pick garlic in Michigan, the next step is harvesting it correctly so your bulbs last for months.
Use a garden fork or shovel to loosen the soil around each bulb rather than pulling straight up on the stalk.
Pulling directly on the leaves can snap them off, leaving you with no handle and a bulb still stuck deep in the ground.
Gently lift each garlic bulb from the soil and shake off loose dirt, but don’t wash them because moisture leads to mold later.
1. Cure Garlic in a Shady, Dry Spot
After harvest, garlic needs to cure for two to four weeks so the outer wrappers dry down and the flavors intensify.
Hang your garlic in small bunches or lay it on a screen in a well-ventilated area that’s out of direct sunlight.
A garage, shed, or covered porch works great as long as humidity stays low and air can move freely around the bulbs.
When the roots feel like dry straw and the wrappers are papery, your garlic is fully cured and ready for storage.
2. Store Garlic Properly After Curing
Once cured, trim the roots and cut the stalks down to about an inch above the bulb if you’re not braiding them.
Store your garlic in a cool, dark place with good air circulation, such as a basement or pantry that stays around 50-60°F.
Avoid storing garlic in the fridge because the cold and moisture can cause sprouting and a rubbery texture.
If you’ve picked garlic at the right time in Michigan, well-cured bulbs can easily store for six to eight months.
So, When to Pick Garlic in Michigan?
When to pick garlic in Michigan boils down to watching your plants and trusting the signs we’ve covered above.
You should pick garlic in Michigan when the lower leaves are browning, the bulbing process is complete, and a test dig shows plump cloves.
Expect that window to fall somewhere between early July and mid-August, but let your garlic be your guide rather than the calendar alone.
Enjoy the process of harvesting your own homegrown garlic, because nothing beats the rich, spicy flavor of a bulb you grew yourself in Michigan soil.
Happy harvesting, and here’s to a pantry full of flavorful garlic all winter long.