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Planting & Seeds

How to Start an Herb Garden (Indoors & Outdoors)

Start an herb garden indoors or outdoors: the best herbs for beginners, sun and soil needs, planting, harvesting, preserving and fixing common problems.

Illustration of three pots of herbs on a sunny kitchen windowsill

An herb garden is the easiest and most rewarding place to start growing your own food. Herbs are small, forgiving and expensive to buy, and a handful of plants by the kitchen door or on a sunny windowsill can replace dozens of supermarket packets every year. Basil for pesto, parsley and chives for everyday cooking, mint for tea, rosemary and thyme for roasts: all are simple to grow once you know what each one likes.

This guide covers both kinds of herb garden: outdoors in beds and pots, and indoors on a windowsill or under lights. You will learn which herbs to start with, how much sun and water they need, how to plant and harvest them, and how to keep them going year after year.

Culinary herbs growing in pots
Culinary herbs grow happily in pots, which makes them easy to keep close to the kitchen.Photo: Роман Рябенко, CC0, via Wikimedia Commons

Why grow your own herbs?

  • They save money. A small pack of fresh herbs costs about the same as a whole plant that keeps producing for months.
  • They taste better. Herbs lose flavor quickly after picking. Freshly cut herbs are noticeably more aromatic.
  • They fit anywhere. A windowsill, balcony, patio pot or the corner of a vegetable bed is enough.
  • They are forgiving. Many herbs thrive on a little neglect, especially the Mediterranean ones.
  • They help the garden. Flowering herbs such as dill, cilantro, thyme and chives attract pollinators and beneficial insects.

Annual, biennial or perennial?

Knowing how long each herb lives tells you where to plant it and whether to replant every year.

HerbLife cycleSunWaterNotes
BasilAnnualFull sunEven moistureKilled by frost; plant after the last frost
CilantroAnnualSun to part shadeEven moistureBolts in heat; sow in spring and fall
DillAnnualFull sunModerateSow directly; dislikes transplanting
ParsleyBiennial (grown as annual)Sun to part shadeEven moistureSlow to germinate; flowers in its second year
ChivesPerennialSun to part shadeModerateVery hardy; edible purple flowers
MintPerennialSun to part shadeMoistSpreads aggressively; grow in a pot
ThymePerennialFull sunDry between wateringsNeeds sharp drainage
OreganoPerennialFull sunDry between wateringsFlavor is strongest in lean soil
SagePerennialFull sunDry between wateringsWoody shrub; prune in spring
RosemaryPerennial in mild climatesFull sunDry between wateringsOften grown in pots and brought indoors where winters are cold

Whether a perennial herb survives winter depends on your climate. The USDA Plant Hardiness Zone Map shows your zone, and our growing zone finder explains which perennial herbs are usually hardy in it.

The best herbs for beginners

If you are new to herbs, start with five to seven you will actually use. A reliable starter set:

  1. Basil for summer cooking and pesto.
  2. Parsley for almost everything.
  3. Chives, which come back every year with almost no care.
  4. Mint for tea and drinks, kept in its own pot.
  5. Thyme for roasts, soups and sauces.
  6. Oregano for Italian and Mexican dishes.
  7. Rosemary if you have a sunny, well-drained spot.

Part 1: Starting an outdoor herb garden

Choose a sunny spot near the kitchen

Most herbs need at least six hours of direct sun a day. Mediterranean herbs such as rosemary, thyme, oregano and sage want as much sun as you can give them. Parsley, chives, mint and cilantro tolerate a little afternoon shade, which helps in hot climates. Plant herbs as close to the kitchen as you can: you will use them far more if they are a few steps away. The sunlight requirement finder helps you check your light.

Get the soil right

Herbs fall into two groups, and they want different soil:

GroupHerbsSoil they want
Mediterranean herbsRosemary, thyme, oregano, sage, lavenderLean, sharply drained soil; little fertilizer; dry between waterings
Leafy herbsBasil, parsley, cilantro, chives, mint, dillRicher soil with compost; steady moisture

Grouping herbs by these needs makes watering simple. In heavy clay, grow Mediterranean herbs in a raised bed or containers so their roots never sit wet. Our guide to building a raised garden bed covers construction.

Herb garden layout ideas

  • A kitchen-door bed: a small bed 2 to 3 feet wide along a sunny wall.
  • A corner of the vegetable garden: basil and parsley tucked among tomatoes and peppers, which like the same conditions.
  • A raised herb bed: ideal for drainage-loving Mediterranean herbs.
  • A container cluster on a patio: each herb in its own pot, so you can match soil and water to each one.
  • An herb spiral: a spiraling mound of stone and soil with dry, sunny conditions at the top for rosemary and thyme, and moister soil at the base for parsley and chives.
  • A border edging: low chives, thyme and parsley make attractive, useful edges for beds.

Keep mint out of beds entirely: it spreads by underground runners and takes over. Grow it in its own container.

A tidy raised bed with flowering chives and herbs
Chives are one of the toughest perennial herbs, returning every spring with almost no care.Photo: fr0ggy5 on Unsplash

Seeds or plants?

Easy from seedBest bought as plants or divisions
Basil, cilantro, dill, parsley (slow but reliable), chivesRosemary, thyme, oregano, sage, mint, tarragon

Basil, cilantro and dill grow quickly from seed and are cheap to sow in batches. Woody herbs such as rosemary and thyme are slow and uneven from seed, so most gardeners buy small plants. Mint is easiest from a division or cutting. Parsley seed can take three weeks or more to germinate; soaking it overnight before sowing helps.

When to plant

  • Frost-tender herbs such as basil go out after your last spring frost, once nights are warm.
  • Hardy herbs such as parsley, chives, cilantro, thyme and oregano can go out a few weeks before the last frost.
  • Cilantro and dill do best sown in spring and again in late summer, because they bolt quickly in heat.

The frost date tool and planting calendar give exact dates for your area.

Spacing

HerbSpacingPer square foot
Chives, cilantro, parsley6 in4
Basil, thyme, oregano, dill12 in1
Sage, rosemary18 to 24 in1 per 2 to 4 sq ft
MintIn its own pot—

The square foot gardening calculator includes common herbs, so you can plan a herb bed square by square.

Watering and feeding

  • Leafy herbs such as basil, parsley and cilantro like steady moisture; water when the top inch of soil feels dry.
  • Mediterranean herbs prefer to dry out between waterings. Overwatering is the most common way to kill rosemary and thyme.
  • Feed lightly. Too much fertilizer produces lush growth with less flavor. A little compost each spring is usually enough outdoors.
  • Mulch leafy herbs to hold moisture, but keep mulch away from the stems of Mediterranean herbs.

Part 2: Starting an indoor herb garden

Growing herbs indoors keeps fresh flavor on hand all winter. The challenge is almost always light.

Light: the key to indoor herbs

University of Illinois Extension notes that most herbs need about six hours of full sun a day, with a south-facing window usually providing the best light indoors, followed by east or west windows. North windows are generally too dim. If your windows fall short, grow lights solve the problem: Illinois Extension suggests keeping fluorescent lights within about 12 inches of the plants and running them 12 to 16 hours a day.

Light sourceHow well herbs growTips
South-facing windowBest natural lightRotate pots every few days for even growth
East or west windowGood for leafy herbsRosemary and basil may stretch in winter
North windowUsually too dimAdd a grow light
LED or fluorescent grow lightReliable year-roundClose to the plants, 12 to 16 hours a day on a timer
A selection of fresh herbs growing in containers
A mix of herbs in containers. Group indoor pots together to raise humidity around them.Photo: Jennifer C., CC BY 2.0, via Wikimedia Commons (resized)

Containers and potting mix

  • Use pots with drainage holes. Herbs rot quickly in waterlogged soil.
  • Choose 4- to 6-inch pots for individual herbs, or a wide, shallow container for two or three herbs with similar needs.
  • Use a light, well-draining potting mix, not garden soil.
  • Set pots on saucers and empty any standing water after watering.

Our guides to container gardening and the container garden planner help you match pot sizes to herbs.

Temperature, humidity and water

NC State Extension’s guide to growing herbs indoors recommends daytime temperatures of about 65 to 70°F with nights about 10 degrees cooler, and feeding sparingly: herbs need only modest amounts of fertilizer. Heated homes are dry in winter, so group pots together or set them on a tray of pebbles and water to raise humidity. Keep pots from touching cold window glass. Water when the top inch of mix feels dry, then let excess water drain away.

The best herbs for growing indoors

  • Chives, parsley and mint cope best with lower indoor light.
  • Thyme and oregano do well in a bright window.
  • Basil needs the brightest spot or a grow light, and warmth.
  • Rosemary needs strong light and dislikes both soggy soil and very dry air.
  • Cilantro is short-lived indoors; sow small batches every few weeks.

How to harvest herbs

  • Start picking once plants are established and growing well.
  • Take no more than about a third of the plant at once, so it can regrow.
  • Pinch basil above a pair of leaves. Two new shoots grow from that point, making the plant bushier.
  • Cut chives and parsley from the outside, close to the base, and new growth comes from the center.
  • Harvest before flowering for the best leaf flavor, and pinch off basil flower buds to keep leaves coming.
  • Pick in the morning, after the dew dries, when flavor is strongest.
Italian basil plant in flower
Basil in flower. Pinch off flower buds to keep the plant producing tender leaves, or leave a few for the bees.Photo: Contributor2505, CC0, via Wikimedia Commons

Preserving your herbs

MethodBest forHow
Air dryingThyme, oregano, sage, rosemaryHang small bundles upside down somewhere warm, dry and out of direct sun
FreezingBasil, parsley, chives, cilantroChop and freeze in ice cube trays with a little water or oil
Herb butter or pestoBasil, parsley, chivesBlend with butter, oil or nuts and freeze in portions

Troubleshooting common herb problems

ProblemLikely causeFix
Tall, leggy, pale growthToo little lightMove to a brighter spot or add a grow light
Yellow leavesOverwatering or poor drainageLet soil dry out; check drainage holes
Rosemary drying out and dyingUsually wet roots, sometimes very dry indoor airWater only when the top inch is dry; raise humidity
Cilantro bolting quicklyHeat and long daysSow in cool seasons; sow small batches often
Basil leaves blackeningCold temperaturesKeep basil above about 50°F
Sticky leaves, tiny insectsAphids or whitefliesRinse with water; use insecticidal soap if needed
Fine speckling and webbingSpider mites, often in dry indoor airRinse leaf undersides; raise humidity

For other problems, the yellow leaf identifier and pest identifier help you find the cause, and the overwatering checker is especially useful for potted herbs.

Herbs as garden companions

Herbs earn their place in the vegetable garden too. Basil shares tomatoes’ love of warmth and steady moisture. Flowering dill, cilantro and chives attract hoverflies and parasitic wasps that help control aphids and caterpillars. Our guide to companion planting that actually works explains which pairings are backed by evidence, and the companion plant finder lists good partners for each crop.

Looking after perennial herbs through the year

  • Spring: cut back woody herbs such as sage and thyme by about a third to encourage fresh growth. Divide crowded clumps of chives and mint.
  • Summer: harvest regularly, and pinch off flowers on basil.
  • Fall: stop heavy harvesting of perennials so they harden off before winter. Pot up basil, parsley or chives to bring indoors.
  • Winter: mulch around hardy perennials after the ground freezes. Bring tender rosemary indoors in cold climates.

Penn State Extension’s guide to container gardening success covers pots, soil, light and feeding in more depth if you grow most of your herbs in containers.

A simple starter plan

SpaceWhat to plant
Sunny windowsillThree 6-inch pots: parsley, chives and thyme; add basil under a grow light in winter
Patio or balconySix pots: basil, parsley, chives, thyme, rosemary, and mint in its own pot
2 × 4 ft bed2 basil, 4 parsley, 4 chives, 1 thyme, 1 oregano, 1 sage, with rosemary and mint in nearby pots

Frequently asked questions

How do I start an herb garden for beginners?

Choose five to seven herbs you cook with, find a spot with at least six hours of sun, use well-drained soil or pots with drainage holes, and water leafy herbs regularly while letting Mediterranean herbs dry between waterings.

What herbs are easiest to grow?

Chives, mint, parsley, basil, thyme and oregano are among the easiest. Grow mint in its own pot because it spreads aggressively.

How much sun do herbs need?

Most herbs need at least six hours of direct sun. Parsley, chives, mint and cilantro tolerate some shade; rosemary, thyme, oregano and basil want full sun.

Can I grow herbs indoors all year?

Yes, with enough light. A south-facing window works for many herbs, and a grow light run 12 to 16 hours a day makes indoor herbs reliable even in winter.

Which herbs should not be planted together?

Keep mint in its own pot so it does not crowd others. Group Mediterranean herbs that like dry soil separately from moisture-loving herbs such as basil and parsley.

How often should I water herbs?

Water when the top inch of soil is dry. Leafy herbs need water more often than rosemary, thyme, oregano and sage, which prefer to dry out between waterings.

Why is my indoor basil dying?

Usually too little light, cold drafts or overwatering. Give basil the brightest spot or a grow light, keep it warm, and water only when the top of the mix is dry.

Do herbs come back every year?

Perennial herbs such as chives, mint, thyme, oregano and sage return each year in suitable climates. Basil, cilantro and dill are annuals and must be replanted.