Fast-Growing Herbs: A Beginner's 30-Day Herb Garden Plan

Early, visible progress makes it easier to keep a new habit. Herbs that sprout and grow quickly give you small wins that encourage you to keep checking on plants.

Three herbs make this plan work, each for a different reason.

Basil

Basil grows quickly in warm weather and responds well to regular light harvesting. University of California guidance suggests harvest can begin in about four to five weeks.

Cilantro

Cilantro is a cool-season herb. Oregon State University Extension says seeds germinate at soil temperatures of about 55 to 68°F (13 to 20°C), and that in warm weather the plant completes its life cycle faster and bolts to flower. Plan on picking the leaves while they are young.

Chives

Chives are usually slower from seed than basil and cilantro, so you may only get a light trim by day 30. Starting from a small plant instead of seed gets you to harvest sooner.

Week One: Germination

Keep the soil evenly moist, not soggy, and put the pots somewhere warm. Seeds sprout at different speeds: basil and cilantro usually show first, and chives may take longer. Check the seed packet for the expected germination time.

Week Two: First True Leaves

When seedlings develop leaves that look different from the first seed leaves, move the pots to the brightest spot you have. Growth is usually easier to see from this point.

Week Three: Thinning and Strengthening

If you sowed several seeds per pot, thin to the strongest seedlings. Crowded seedlings compete for light and grow more slowly.

Week Four: First Light Harvest

Harvest a little at a time, and use the method that suits each herb:

• Basil: pinch or snip the stem just above a pair of leaves. New growth tends to branch from that spot.
• Cilantro: pick the outer, older leaves and leave the center to keep growing. Oregon State Extension notes leaves are best used fresh, and most flavorful when young and tender.
• Chives: once the clump is established, cut leaves close to the base. If they are still thin, wait another week or two.

Light harvesting from established plants tends to encourage fuller growth.

You do not need a complicated routine. Three habits cover most of it.

• Water by the soil, not the calendar. Water when the top of the soil feels dry, and make sure the pot drains.
• Give plenty of light. University of New Hampshire Extension says herbs generally need at least six hours of direct sun a day. Use a grow light if you do not have enough.
• Go easy on fertilizer early on. Young seedlings need steady moisture and light more than extra nutrients.

By the end of the month you may have a basil plant ready for a light harvest and cilantro leaves you can pick. Chives may only be showing steady new growth. Uneven leaves or a slightly leggy stem are normal for a first attempt. Results depend on your light, temperature and whether you started from seed or plants.

Overwatering is the most frequent mistake, so check the soil before watering. Too little light is the next, since a shaded corner slows every herb on this list. Harvesting too early, before a plant has enough leaves to spare, can also slow growth.

This weekend, sow all three herbs in small pots and put them somewhere warm and bright. In a month you will know whether each one suits your space, and you will have started something you can keep growing.

• Oregon State University Extension, "How to grow cilantro for leaves, or coriander seeds"
• University of New Hampshire Extension, "Growing Herbs in Containers"
• University of California Agriculture and Natural Resources, basil growing guidance