Why Grow Your Own Calming Herbs

There is something quietly restorative about stepping into the garden at dusk, scissors in hand, to gather the ingredients for a bedtime cup. Chamomile, lemon balm and mint are three of the easiest herbs to grow in a British garden or a windowsill pot, and they happen to be among the most soothing plants you can brew. They also dry beautifully, which means a few square metres of ground in June can stock your kitchen shelf well into February.

Growing your own gives you control over when the plants are cut, how gently they are dried and how fresh they taste. Shop-bought tea bags are often a year or more old before they reach your mug. A jar of home-dried chamomile flowers, opened on a cold January evening, still carries the scent of summer.

Planting for the Season: Chamomile, Lemon Balm and Mint

All three herbs enjoy a sunny, sheltered spot with at least six hours of light a day, but their needs differ slightly.

• Chamomile — German chamomile is the annual you want for tea, sown directly in late April or May once the soil has warmed. It grows to about 60cm, has feathery foliage and produces small daisy-like flowers with a pronounced apple scent. It resents waterlogged roots, so add grit to heavy clay.
• Lemon balm — a hardy perennial that returns each spring. Sow or plant in April, water well in its first summer, then cut it back hard after flowering to keep the leaves tender. Left alone, it will seed itself cheerfully around the garden.
• Mint — grow it in a pot, always. Spearmint is the gentler choice for evening infusions; peppermint is sharper and more stimulating. Sink the pot into the ground or keep it on the patio, and divide the rootball every second spring.

If you garden by the moon, the old tradition is to sow leafy herbs during the waxing phase, when sap is said to rise. Whether or not you follow it, the rhythm is a useful reminder to check your plants little and often as the light lengthens.

Harvesting by the Moon and the Weather

Timing matters more than technique. Pick on a dry morning once the dew has lifted but before the heat of midday, when essential oils sit highest in the leaves and flowers.

• Cut chamomile flowers as soon as the petals open flat, every few days through summer. The more you pick, the more the plant produces.
• Take lemon balm stems before the plant flowers — roughly a third of the plant at a time — and repeat a fortnight later.
• Harvest mint just before flowering for the sweetest flavour, cutting stems about 5cm above the soil.

Never gather wet foliage; damp herbs are far more likely to go mouldy in the drying stage. A basket rather than a plastic bag lets any residual moisture escape on the walk back to the kitchen.

Air-Drying and Gentle Heat

Air-drying is the kindest method and needs no equipment. Tie lemon balm and mint into small bunches of no more than eight stems, secure them with string and hang them upside down in a dark, dry, well-ventilated room — an airing cupboard, a spare bedroom or a shed with a window left ajar. Aim for around 18–24°C. They should be crisp in one to two weeks.

Chamomile is easier spread out. Lay the flowers in a single layer on a mesh rack or a muslin-lined tray, somewhere out of direct sunlight, and turn them gently every couple of days. They will feel papery and crumble readily after five to ten days.

If the weather turns humid, speed things along in the oven at its lowest setting — about 40°C — with the door propped open a few centimetres. Two to four hours is usually enough for leaves; flowers take less. A dehydrator set to 35–40°C works equally well. The test is simple: a stem should snap rather than bend, and a flower should fall apart between your fingers.

Storing Your Herbs for Cooler Months

Strip leaves from the stems once dry, keeping them whole rather than crushed — the flavour lasts far longer that way. Store in small glass jars with airtight lids, filled nearly to the top to leave as little air as possible, and keep them in a dark cupboard away from the cooker.

Label each jar with the herb and the month you dried it. Most home-dried herbs hold their scent for around twelve months, and a pinch rubbed between your palms should release a clear, bright aroma. If it smells of hay, compost it and start again next summer.

Blending and Brewing Your Evening Cup

A good night-time blend might be two parts chamomile flowers to one part lemon balm, with a few mint leaves added for lift. For a daytime infusion, reverse it: two parts lemon balm, one part mint, a scattering of chamomile for sweetness.

Use one heaped teaspoon of dried herb per 200ml mug. Pour on water that has just come off the boil and gone quiet, cover the mug with a saucer to hold in the volatile oils, and steep for five to ten minutes. Strain, add a little honey if you like, and drink it somewhere warm while the evenings draw in. The ritual, as much as the tea, is what settles the day.