How to Grow Mint Plants Indoors

Out of all the herbs, mint can be one of the best for any gardener, which is easy to grow well at home.

They give off a great smell, and they are useful for many uses in the kitchen. They can be used in cooking, or you can pluck the leaves and dry them to make tea, or used in massage oil.

There are many uses, so you won’t regret starting to grow mint at home. One question often asked is if mint can be grown indoors, and if so, can you grow it all year round.

Zoom in of light green mint

In the remainder of this guide, you can learn all about growing mint indoors, the different ways you can, and how to take care of mint plants around the home. (Find the Best Window Sill Herb Garden Kits)

Can Mint Be Grown Indoors?

Mint is known as a fast-growing herb and can take over any garden where you plant it. Once you start growing mint in containers, you can find more control of this perennial. You can also find there are many varieties to choose from.

Here are a few plants to grow. (Mentha x Piperita) peppermint, spearmint (Mentha. spicata), pineapple mint (Mentha. Suaveolens ‘Variegata’), Chocolate Mint, and Apple Mint. This leaves you two options, such as root divisions or stem cuttings.

Here’s what to look for when sourcing your mint plants. You can purchase from a nursery, yet depending on the time of year, you could find nursery’s out of stock.

Root Divisions

If you have a friend or family with mint, you can dig some up and plant your mint in a pot.

So long as some of the roots are intact, you will find it takes hold, and your mint’s growing indoors faster than you expected.

Propagating Mint from Stem Cuttings

For this, you need a cutting from stems that is around 3-inches long. Remove the lower leaves and plant mint stem into a pot with fresh potting soil.

Focus shot on a mint plant

Once you do this, water it and cover it with a plastic bag, then place it on a sunny windowsill for about 3-weeks. To help root growth, you can use a rooting hormone.

Can I Grow Mint Indoors All Year?

Here are three ways you can grow your mint plant in your indoor garden.

Pot and Soil

You can use any pots or containers for your indoor garden of spearmint or peppermint as they allow you to plant with enough space and they drain well.

Choose a pot at least 8 inches in diameter with a drainage hole in the bottom. (Don’t use clay or terracotta as they dry fast). Just make sure the container can stay moist.

Fill to one-half inch from the top of the pot with high-quality potting soil. Potted mint or peppermint or spearmint can live for years as houseplants. You can split this and have a new mint plant all the time. (Learn How to Take Care of Aloe Plant)

Grow Mint in Water

Mint can be grown indoors in water, yet it won’t live forever like this as the leaves are yellow, and the plant won’t grow.

Here’s how to start growing mint indoors in water.

  1. Take stem cuttings from your mother plant
  2. Remove all the lower leaves
  3. Stand the stems inside a glass of water
  4. Change your water and wash the container of your mint plant every five to seven days.

Your mint grows indoors, quickly developing roots. It will last in water for a few weeks up to a few months.

Hydroponics

You can grow mint in hydroponic systems, yet it is best left for an experienced indoor gardener as it grows so fast with additional nutrients.

Do Mint Plants Need Direct Sunlight?

Mint can tolerate some shade, yet it needs from 3-4 hours of direct sunlight to grow at its best. Find a position when you grow mint indoors that can receive enough sun and lots of air circulation.

If the growing mint plant is in water, make sure to keep your glass container in a coolish spot that has indirect light.

How Do You Look After Mint Indoors?

Here you can find a few tips on your indoor mint plant care. You quickly see how easy mint, spearmint, and peppermint are to grow indoors and care for.

Location

Light shade on a windowsill is ideal for growing mint indoors.

Soil

A quality potting mix that is light and air and also soilless is best for planting mint indoors. It is easy to make your own. You can also make it yourself:

  1. Mix 4-6 parts peat moss,
  2. 1-part perlite, and 1-part vermiculite.
  3. If you wish to add nutrients, mix 1/2 cup of bone meal, oyster shell lime (raises pH), and cottonseed meal for every 8 gallons of your high-quality potting mix.

Water

Mint loves moist soil, but not over wet. Over the winter, take care with watering, and don’t soak your plants in the morning and evening.

Fertilizer

If you grow any herbs indoors, they don’t require heavy fertilizing.

You can feed your mint occasionally with a water-soluble all-purpose fertilizer. Also, you can add a layer of compost or manure to your pot, depending on the size and location. (Learn How Often To Water Boston Fern)

Pinching and Pruning

Pinch the tips regularly as this encourages good growth and a bushier plant. Prune any long, thin, or dried branches to keep your mint in shape

Temperature

Mint loves moderate temperature. Make sure to keep it away from cold air or air that is too hot. Indoor temperatures should be 65-70 F during the day and around 55-60 F at night.

Harvest

When harvesting mint, there is nothing easier than with this herb, and pick mint leaves when you need them. Pick the sprigs or leaves, and also make sure never to let any flowers bloom by pinching these off when you see them.

Read more: Best Garden Storage Sheds

How to Grow Mint Plants Indoors

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