Drying Herbs for Winter: 3 Cheap Methods Compared

August in the Pacific Northwest means my herb bed is basically screaming at me. The oregano is flopped over the pathway, the thyme is woody and sprawling, and I’ve got more sage than I can cook with between now and February. Which, honestly, is a good problem. But only if you actually do something about it before the rains come back and rot everything.

Drying herbs for winter storage is one of those things that sounds fancier than it is. You’re just removing water. That’s the whole job. The question is how fast, and it turns out that answer changes depending on which herb you’re dealing with.

The Bundle Method (Free. Obviously.)

For low-moisture herbs like oregano, thyme, rosemary, and sage, you don’t need anything except twine and a place to hang stuff. Cut stems in the morning after the dew dries but before the heat peaks, when the essential oil content is highest. (The plant’s volatile compounds are most concentrated before heat causes them to off-gas. One sentence of science. Moving on.)

Tie small bunches together at the cut end. Small matters here. I learned this the hard way with a bundle roughly the size of my fist, which molded from the inside out and smelled like a compost bin. Smaller bundles, better airflow, no sad herb funeral.

Hang them upside down somewhere shaded, dry, and with decent air movement. I use the laundry room with the window cracked. A garage beam works. A closet rod works. Anywhere that isn’t your sunny kitchen windowsill, which sounds charming but actually bleaches the color out and drives off the flavor compounds you’re trying to keep.

Give it two to three weeks. Done.

The Paper Bag Method (For Herbs That Like to Make a Mess)

Some herbs shatter when they dry. Meaning the little leaves or seeds just fall off the stems the second you look at them wrong. Dill, fennel, anything you’re trying to catch the seeds from. The paper bag trick keeps all of that from ending up on your floor.

Same process as above: bundle the stems, tie them off. Then slide the whole bunch upside down into a paper lunch bag, poke a few small holes in the sides for ventilation, and hang the whole thing by the stems. The bag catches everything that falls. When it’s dry, shake it into a jar.

The holes matter. Trap too much moisture inside and you’ve just built a tiny composting chamber. Poke vents liberally. This is not the place to be stingy.

The Oven Method (For Herbs That Will Absolutely Mold Otherwise)

Basil and parsley are different animals. High moisture content, soft leaves, and they’ll go gray and gross if you try to slow air-dry them. It’s not a patience issue, it’s just chemistry. The water in the leaves creates the conditions mold needs before the drying process can outrun it.

The fix is your oven on its lowest setting, door cracked open an inch or two. For most ovens that’s somewhere around 170°F, though if yours goes lower, great. Spread the leaves in a single layer on a baking sheet lined with parchment. Check them after an hour. You’re looking for crumbly, not crispy, not browned. Anywhere from one to two hours depending on your oven and how thick the leaves are.

Not glamorous. But it works, and basil in February tastes a lot better than store-bought dried basil that’s been sitting in a warehouse since last Thyme. (Sorry. I couldn’t help it.)

Storing What You Dried

This part people mess up more than the drying itself. Glass jars with lids. Whole leaves. Don’t crush them until you’re actually cooking with them, because the moment you crush a dried herb you start losing volatile oils to the air. Pre-crushed dried herbs are just slightly sad plant dust.

Label everything with the year, not just the herb name. Yes, dried herbs technically last longer than a year. But they lose flavor steadily, and by month eighteen you’re basically seasoning your soup with very small pieces of nothing. Replace yearly. Your nose will thank you.

Store the jars somewhere dark and cool. Not above the stove. I know, I know. That’s where everyone puts them. It’s also a warm, steam-filled environment that degrades herbs faster. A cabinet a few feet away works fine and costs exactly nothing extra.

Which Method for Which Herb

• Bundle hang: Oregano, thyme, rosemary, sage, lavender, marjoram
• Paper bag hang: Dill, fennel, caraway (anything with seeds you want to catch)
• Oven low and slow: Basil, parsley, cilantro, mint (high moisture, mold-prone)

The whole operation costs you a ball of twine, some paper lunch bags, and a few baking sheets you already own. That’s it. And come January when everything outside is gray and soggy, you open a jar of oregano you grew yourself and it smells like August again.

Worth it every single time.

Photo by Tania Bryson on Unsplash