How to Grow German Chamomile From Seed to Tea (and 3 Ways It Beats Roman Chamomile)

A single German chamomile plant does not just flower — it floods. In one peer-reviewed field trial, untreated control plants averaged 1,089.7 flower heads apiece over a growing season, with the best-performing lines pushing past 1,900 [5]. Roman chamomile, the other plant sold under the same common name, cannot compete on that metric — it spreads as a low, creeping mat rather than a flower factory. The two plants share a nickname and a daisy-like bloom, and that’s about it: different life cycles, different growth habits, different chemistry, and different jobs in the garden.

German chamomile (Matricaria chamomilla) was named the International Herb Association’s Herb of the Year for 2025, alongside its perennial cousin, Roman chamomile (Chamaemelum nobile) [8]. This guide covers how to start German chamomile from seed, keep the seedlings alive through the one stage where most people lose them, grow it through to a repeat-pick flower harvest, and dry it for tea — with the real differences from Roman chamomile explained as they come up, not dumped in a bullet list up front.

German Chamomile vs. Roman Chamomile: What Actually Separates Them

Start with the one test that settles any argument about which chamomile you’re looking at: split a flower head down the middle. If the receptacle — the little dome the petals attach to — is hollow, you have German chamomile. If it’s solid all the way through, it’s Roman [4]. This isn’t a minor taxonomic footnote; it’s the trait the genus split is built on, and it works even when a plant has been mislabeled at a nursery or reseeded itself into an unmarked patch.

Before you even get to the receptacle test, rule out a third look-alike: mayweed chamomile (Anthemis cotula), a common weed that shows up uninvited in the same disturbed soil chamomile likes. It carries the same white-petal, yellow-center flower and finely cut foliage, but crush a leaf and the smell gives it away instantly — where true chamomile smells sweet and apple-like, mayweed smells flatly unpleasant [9]. If a self-seeded patch suddenly smells wrong, you’re looking at a weed that moved in, not a bonus chamomile harvest.

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Past that, the two plants diverge on almost every practical axis a gardener cares about:

The practical takeaway: if your goal is a teapot, German chamomile is the one built for the job. If you want a fragrant, foot-traffic-tolerant patch between stepping stones, Roman chamomile is the better plant — and comparing their tea yield would be like comparing a lawn to an orchard.

How to Start German Chamomile From Seed

The single most common reason home-started chamomile fails to germinate: the seed gets buried. Chamomile seed needs light to trigger germination, so pressing it into the soil surface and walking away works — covering it with a quarter-inch of soil, which is the instinct for most seed-starting, does not [4]. Scatter the dust-fine seed over damp seed-starting mix or bare soil, press down firmly enough for good seed-to-soil contact, and stop there.

Sow once soil temperature is reliably above 55°F, which in most of the US falls a few weeks before the last spring frost date — chamomile seedlings tolerate a light frost, so you don’t need to wait for all frost risk to pass [1]. You can also direct-sow in fall in mild-winter climates, or start seed indoors under lights 6–8 weeks before your last frost if you’d rather transplant established seedlings than gamble on outdoor germination [4]. Either way, keep the surface consistently damp — not soggy — until germination, which typically takes 7–14 days.

Keeping Seedlings Alive: The Damping-Off Problem

Chamomile seedlings die from damping-off — a fungal rot that topples them at the soil line — at a higher rate than most herbs, mostly because the seed sits exposed on the surface rather than buried where fungal pressure is lower. Good airflow, bottom watering instead of overhead misting, and not overcrowding the tray do more to prevent it than anything you can spray on afterward.

You’ll find chamomile tea recommended all over the internet as a damping-off drench for seedlings, chamomile’s own or anyone else’s. It’s worth being honest about the evidence here: a peer-reviewed screen of spice-plant extracts against damping-off fungi tested chamomile directly and found it had a low inhibitory effect — well behind cinnamon, garlic, thyme, and carnation, which showed strong antifungal activity in the same trial [7]. If you want a home remedy with actual research behind it, reach for one of those instead. Chamomile’s reputation as a garden fungicide outpaces what the data actually shows.

Growing German Chamomile to Flower

Once past the seedling stage, German chamomile is close to indifferent to soil quality — it tolerates poor, unamended soil and actually produces more flowers under mild stress than in rich, heavily fertilized beds [1][2]. What it won’t tolerate is wet feet: the root system is shallow, and full sun with well-drained, slightly alkaline soil is the combination that keeps it upright and blooming rather than flopping or rotting [1].

Space plants (or thin seedlings to) about 8 inches apart if you’re growing in rows for a harvest-focused bed, similar to commercial spacing used in chamomile trials [2]. In a mixed border or cutting garden, looser spacing is fine — the plant’s airy, fern-like foliage doesn’t compete hard for light. Water when the top inch of soil dries out; established plants handle short dry spells better than soggy ones. Expect flowering to start 6–8 weeks after germination and continue in flushes through summer, since the plant keeps producing new buds as you deadhead or harvest the open flowers [1].

Climate shifts the plan slightly. In hot-summer regions — zone 8 and warmer — give German chamomile light afternoon shade once temperatures push past the mid-80s; the shallow roots and thin foliage stress out fast in that heat, and flowering slows even though the plant rarely dies outright. Gardeners in cooler zones (3–6) can leave it in full sun all day, which tends to push more flushes rather than fewer. Either way, don’t crowd chamomile against other shallow-rooted, thirsty annuals — it competes poorly for moisture in the top few inches of soil, and dense underplanting cuts off the airflow that keeps fungal pressure down, the same issue that threatens seedlings, out of mature plantings during humid stretches.

Harvesting: From First Bloom to Your Teapot

Pick flowers when the white petals have gone fully horizontal or just started to reflex downward — that’s peak essential oil content, and picking a day or two past that window still gives you a usable, if slightly less potent, harvest [2][4]. Snap or snip just the flower head, leaving the stem to keep producing. Commercial growers harvest by hand-raking the flower heads for tea-grade quality, repeating the pass roughly every 10 days through the flowering window [2] — a home gardener doing the same with a basket and 15 minutes every week or two will keep pace with a full-size patch easily.

Dry the heads in a single layer on a screen or paper towel, out of direct sun, somewhere with decent airflow — a spare room or covered porch works. It takes several days to a week depending on humidity; you want them fully brittle before storing, since any residual moisture invites mold in a sealed jar. One well-established plant, picked on that roughly-weekly cycle, will keep a household in loose-leaf chamomile tea for the whole season — which is the practical meaning behind that 1,000-plus-flower yield figure from the research trial [5].

Once dried, store the flowers whole rather than crumbled — crushing them early exposes more surface area to air and light, and the volatile oils that carry most of the flavor and aroma fade faster as a result. An airtight jar in a dark cupboard keeps a harvest at good strength for six to twelve months; you’ll notice the drop-off first as a duller aroma when you open the jar, well before the flowers look any different. To brew, use about 1–2 teaspoons of dried flowers per cup of water just off the boil, and keep the cup covered while it steeps for 5–10 minutes — a lid or saucer over the top traps the aromatic compounds that would otherwise evaporate straight out of an open mug, which is the difference between a flat cup and a fragrant one.

Chamomile’s Job as a Companion Plant

Gardeners have called chamomile the garden’s “physician plant” for generations, on the theory that it improves the health and flavor of whatever grows nearby. The mechanistic part of that claim that holds up: chamomile draws calcium, potassium, and sulfur out of the soil and returns them when its foliage and spent flowers break down nearby, functioning as a modest nutrient accumulator rather than a magic charm. It’s a traditional companion for onions, where it’s planted to help bulbs size up and to confuse egg-laying onion flies — treat that as long-standing garden practice rather than a settled mechanism, since the controlled research specific to chamomile’s companion effects is thin. Gardeners also tuck a plant or two near cabbage-family crops and cucumbers on the same folk-remedy logic, though again the evidence is closer to tradition than trial data. Whatever the mechanism, chamomile is easy to slot in: it’s shallow-rooted and airy enough that it rarely shades out or out-competes a neighboring vegetable the way a bushier herb would.

If you’re building out a dedicated herbal tea garden, German chamomile is one of the highest-yield plants you can put in it — few other herbs turn a single spring sowing into a season’s worth of dried tea from one 2-square-foot patch.

Which One Should You Actually Grow?

Grow German chamomile if you want tea, plan to harvest flowers repeatedly through summer, or want an annual you can till in and rotate. Grow Roman chamomile if you want a permanent, low-maintenance groundcover, a chamomile lawn substitute, or fragrant edging that shrugs off foot traffic year after year without reseeding taking over adjacent beds. The two aren’t really competing for the same job, and most gardens with the space have room to grow both — German chamomile in a sunny herb or edible-flower bed, Roman chamomile along a path where its apple scent releases underfoot.

Working with a patio or small raised bed instead of open ground? German chamomile is the more forgiving choice in a container — a 12-inch pot gives its shallow roots enough room, and because it’s an annual you’re not committing that pot to one plant for years the way you would with a perennial. Roman chamomile can be containerized too, but its whole appeal is spreading, so it looks and performs better in the ground where it can actually form the mat it’s built for.

FAQ

Can I grow German chamomile indoors?

It struggles in containers long-term — the plant wants full sun and gets leggy and sparse-flowering indoors even on a bright windowsill. Start seed indoors under grow lights if you need a head start, then move it outside once temperatures allow; don’t expect a meaningful indoor tea harvest.

Will German chamomile come back next year?

Not as the same plant — it’s an annual — but it self-seeds so reliably that most gardeners get a volunteer patch back the following spring without resowing [1]. If you want it in a specific spot, deadhead spent flowers before they drop seed to control where next year’s crop appears.

Why do my chamomile flowers look sparse and pale instead of full and white?

Overly rich soil or too much nitrogen fertilizer pushes leafy growth at the expense of flowers. Chamomile performs best in average-to-poor soil; skip the fertilizer and let it fend for itself once established [1][2].

Is German chamomile the same plant used in chamomile tea bags at the store?

Almost certainly, yes. German chamomile is the species grown commercially for tea at scale, and the flavor and chemistry profile in the box is what you’re reproducing at home [2][6].

Do pests or diseases bother German chamomile?

Aphids sometimes cluster on new buds during a cool, wet spring — a strong water spray usually knocks them off before they warrant anything stronger. Powdery mildew shows up on crowded plantings with poor airflow in humid climates, which is the same spacing and airflow fix already covered above rather than a separate problem to solve. Neither issue is common enough on this plant to plan around in advance; both are more likely if the growing conditions above are off than as a random risk.

Sources

1. UC Marin Master Gardeners (UC ANR) — Chamomile
2. Montana State University Western Agricultural Research Center — German Chamomile
3. NC State Extension Plant Toolbox — Chamaemelum nobile
4. Wisconsin Horticulture Extension — German Chamomile, Matricaria chamomilla
5. Elwakil et al., PMC — Improvement of German Chamomile for Mechanical Harvesting, High Flower Yield and Essential Oil Content
6. PMC — German Chamomile Flower Extract, Its Amino Acid Preparations and 3D-Printed Dosage Forms
7. Journal of Plant Protection Research — Antifungal effect of powdered spices and their extracts on growth and activity of some fungi in relation to damping-off disease control
8. Herb Society of America — 2025 Herb of the Year: Chamomile
9. UC Statewide Integrated Pest Management Program — Mayweed Chamomile