You Have a Sunny Window. You Can Grow These Five Things.

There is a particular kind of optimism involved in buying a supermarket basil plant.

You bring it home full of plans. There will be pesto. There will be fresh leaves scattered over dinner. You may even briefly become the kind of person who casually says, “I’ll just grab some basil from the window.”

Then, three days later, it collapses dramatically beside the sink.

Growing food indoors is often presented as either effortless—“Just put this scrap in water and you’ll never buy groceries again!”—or as a hobby requiring special lights, carefully calibrated humidity and an advanced degree in keeping rosemary alive.

The truth lives somewhere in the middle.

A sunny window will not replace the produce aisle. It certainly will not become the “natural pharmacy” the internet sometimes promises. But it can give you a few fresh ingredients, make everyday cooking more interesting and help you pay attention to where food comes from.

And that is useful enough.

Before buying five charming little pots, watch the window for a day.

Most culinary herbs grow best with approximately six hours of direct sunlight. A south- or southwest-facing window generally provides the strongest light in the Northern Hemisphere, although buildings, trees, screens and the season can change what reaches the plant.

If the sunlight only touches your windowsill briefly before moving on, you may need to choose more shade-tolerant plants, move the pots during the day or add a small grow light.

The University of Minnesota Extension recommends full sun for the strongest herb growth, while Illinois Extension includes basil, mint, chives, thyme and rosemary among the herbs that can be grown indoors. The window matters—but drainage and sensible watering matter just as much.

Every pot needs a drainage hole. “A little extra water for love” is still extra water.

Now, what should you grow?

If you grew up around Jamaican cooking, thyme probably did not need an introduction.

It showed up in soup, rice and peas, brown stew chicken, fish, curry and whatever pot was bubbling on the stove. Nobody paused to deliver a lecture about its antioxidants. It was there because the food did not taste finished without it.

That is precisely why thyme earns the first spot: you are likely to use it.

Thyme prefers plenty of light and soil that drains well. It dislikes sitting in wet soil, so allow the surface to begin drying before watering again. Rather than stripping the plant bare for one ambitious dinner, snip small sprigs regularly.

Use it in:

The realistic promise: A small thyme plant will not supply every sprig required by a large pot of soup, but it can cover the “I only need a little” moments that otherwise end with a forgotten plastic packet turning brown in the refrigerator.

Scallion is another ingredient that understands its assignment.

It brings flavor without demanding much preparation, and it belongs in everything from Jamaican seasoning blends to eggs, noodles, fried rice, soups and quick weeknight dinners.

You have probably seen the trick: place the white ends in a glass of water and watch the green shoots return. It works—but not indefinitely. Water can encourage temporary regrowth, while soil provides a better long-term home.

Leave a couple of inches above the roots, stand the ends in shallow water until new growth appears, then transfer them to a pot with drainage. Keep the soil lightly moist rather than waterlogged.

Use it in:

The realistic promise: You may get several useful cuttings. You have not discovered an infinite-scallion loophole.

Mint grows with the confidence of a plant that has never questioned whether it belongs somewhere.

Outside, it can spread so enthusiastically that gardeners recommend keeping it contained. Inside, that same determination makes it a forgiving choice for a pot of its own. The University of Georgia Extension specifically recommends containing members of the mint family rather than letting them roam freely through a garden bed.

Mint appreciates consistent moisture but should not sit in standing water. Pinching the stems regularly encourages fuller growth and delays the long, sparse look plants can develop when reaching for more light.

Use it in:

Mint has a long history in food and traditional home practices, but we do not need to turn every cup of mint tea into a treatment plan. Sometimes it is simply warm, familiar and pleasant after dinner.

The realistic promise: Mint gives you an easy way to add freshness to food and drinks. It does not need a list of miracle claims to earn its place.

Basil is the charming but slightly dramatic member of this group.

It loves warmth and bright light. It also dislikes cold windows, dry soil, wet roots and being trapped in the overcrowded pot in which many supermarket basil plants are sold.

This does not mean basil is impossible. It means those lush grocery-store pots often contain multiple seedlings competing for the same limited space. Dividing them gently between two or three containers may give the plants a better chance.

Harvest from the top, cutting just above a set of leaves. This encourages branching instead of leaving one tall, lonely stem. Remove flower buds if you want the plant to continue directing energy toward its leaves.

Use it in:

The realistic promise: Basil may require more attention than mint or scallion, but a handful of freshly picked leaves can make a very ordinary dinner taste intentional.

Rosemary is where confidence should meet honesty.

It appears on nearly every list of easy indoor herbs, yet plenty of otherwise responsible adults have quietly sent a rosemary plant to the great garden in the sky.

Rosemary likes strong light, good airflow and excellent drainage. Its roots should not remain wet, but the plant should not be allowed to become completely parched either. Indoor heating can make that balance especially tricky during winter.

Start with a healthy established plant rather than seeds, give it the sunniest available position and use a pot that drains freely. Turn it occasionally so all sides receive light.

Use it in:

The realistic promise: Rosemary grows slowly, so this is not the plant to strip bare. One or two small sprigs can carry plenty of flavor.

You do not need a coordinated set of artisan pots or a countertop growing system with its own app.

Start with:

Buying established plants is generally easier than starting every herb from seed, especially if your goal is to begin using them soon.

Keep mint in its own container. Grouping plants in one beautiful planter may look good for a photograph, but it becomes difficult when one plant wants more water than its neighbor.

Overwatering.

A plant looks slightly tired, so we water it. Tomorrow, it still looks tired, so we water it again. Soon its roots are sitting in wet soil, unable to get the oxygen they need—and we are standing over it with another cup.

Touch the soil first. Check beneath the surface rather than judging by appearance alone. Water thoroughly when the plant needs it, allow the excess to drain and empty water left in the saucer.

The second common problem is insufficient light. A room can look bright to us while still being too dim for an herb that expects hours of direct sun. Thin stems, pale leaves and a plant leaning urgently toward the glass are clues that it wants more light.

And sometimes a plant simply does not make it.

That is not a character assessment.

The old version of this story called the idea a “pharmacy.”

We are retiring that language.

Thyme is not your doctor. Rosemary is not a memory treatment. Garlic is not “nature’s antibiotic,” and a pot of herbs should never be positioned as a replacement for appropriate medical care.

But growing something you use can still change your relationship with food.

You notice how thyme smells before it reaches the pot. You learn that basil flowers when it is ready to move on. You discover that scallion can offer another round of growth from what you might have thrown away. You begin cooking from what is nearby instead of always reaching for another packaged product.

That may not be a pharmacy.

It may be better: a small, living connection between the window, the kitchen and the food on your table.

What is the one herb or seasoning that always seemed to be growing—or drying somewhere—in your family’s kitchen?

Reply and tell me what it was and how your family used it. I have a feeling thyme is going to have a strong showing.

This article is for general educational purposes and does not provide medical advice. Culinary herbs may cause allergies and can interact with certain medications when consumed in concentrated supplemental forms. Ask a qualified healthcare professional about medicinal or supplemental use.

Originally published March 27, 2025, as “Grow Your Own Pharmacy This Spring—Here’s How.” This version has been substantially rewritten and updated to reflect Roots & Rhythms’ current editorial and evidence standards.

With love,
Tami 🌱
Founder, Roots & Rhythms