Citable formats
For journalists, researchers, AI assistants and content creators. Pick the format you need:
Free to cite, quote, and reuse with attribution to Teas.co.uk.
Dragonfly Night Sky Calm is a dedicated herbal sleep blend, chamomile, lavender, lemon balm, and valerian working together to support evening wind down. Caffeine free, organic, and one of the more evidence supported sleep tea formulations on the UK shelf. Effects are modest but real for many drinkers.
What's in the bag
- Chamomile. The classic bedtime herb; gentle and traditional, the most studied of the four.
- Lavender. Linalool aromatic. Mild sedative anxiolytic activity. A mild wind down.
- Lemon balm. A traditional evening herb; brightens the cup with citrus notes.
- Valerian. The strongest of the four for sleep, with modest evidence; gentle, not a sedative.
- Optional minor additions: oat flower, passionflower, rose petals, varies by batch.
Organic certified across the ingredient chain.
What the herbs actually do
Chamomile, lavender, lemon balm and valerian are the traditional wind down herbs, and the research behind them is modest rather than strong, with valerian the one with most research behind it and the others leaning more on a gentle, relaxing character. None of them is a sedative or a sleeping pill, and a cup of tea carries a smaller dose again than a capsule, so treat the blend as part of a bedtime routine, not as a treatment for insomnia. This is general information, not medical advice; persistent sleep problems are a matter for a GP.
What it tastes like
Mild, gentle, slightly floral. Chamomile dominates the flavour; lavender adds floral character; lemon balm provides a citrus brightness; valerian's distinctive earthy musty note is present but balanced. Sweetening with honey is recommended, the cup benefits from a softening element.
Note: valerian has a polarising aroma, and some drinkers describe it as "earthy cheesy" or "sock drawer." In Night Sky Calm the other ingredients balance it well; pure valerian tea is much more challenging.
How to brew for maximum sleep effect
- 1 tea bag per 200ml mug.
- Just boiled water (~95°C).
- Cover the cup or pot. Critical, volatile aromatic compounds escape as steam.
- Steep 7-10 minutes. A longer steep pulls more of the active compounds from the herbs.
- Sweeten with honey to taste.
- Drink 30-60 minutes before bed. Active compounds peak in blood 30-45 minutes post ingestion.
Realistic expectations
If you're expecting:
- Prescription level sedation: No. Herbal sleep teas are gentle.
- Total cure for insomnia: No. See a GP for clinical insomnia.
- A subtle nudge from awake to drowsy + a relaxing pre bed ritual: Yes, for many drinkers. Effect is real but modest.
- Combined with proper sleep hygiene (no phones, dim lights, regular bedtime), a noticeable contributor to better sleep: Yes.
Cautions
- Pregnancy. Valerian has limited pregnancy data, most herbalists recommend avoiding during pregnancy. Some specifically pregnancy formulated blends (Pukka Motherkind) avoid valerian for this reason. Discuss with midwife if drinking sleep teas during pregnancy.
- Driving. Don't drive after drinking valerian containing tea, even mild sedation impairs reaction time.
- Other sedatives. Don't combine with prescription sleep medications, alcohol, or sedating antihistamines.
- Allergies. Chamomile is in the Asteraceae family (cross reactions with ragweed, daisies). Lavender allergic reactions uncommon but possible.
- Liver function. Valerian taken in capsule form has been associated with rare cases of liver concern at high doses. Tea strength is much lower; not a meaningful concern.
Comparison with other sleep teas
| Brand | Sleep evidence strength |
|---|---|
| Dragonfly Night Sky Calm | Strong (chamomile + valerian + lemon balm) |
| Pukka Night Time | Strong (chamomile + valerian + oat flower + lavender) |
| Twinings Sleep | Mid (chamomile + lavender, no valerian) |
| Clipper Snore & Peace | Mid (chamomile + lavender + similar) |
| Yogi Bedtime | Mid strong (similar profile) |
Caffeine
0mg.
Buying
Quick Buy: Dragonfly Night Sky Calm. Specialist UK tea shops, teas.co.uk among them, carry Night Sky Calm.
FAQ
Is Night Sky Calm worth drinking at bedtime? Modestly, yes, the combination of chamomile, valerian, lemon balm, and lavender has the strongest evidence base of mainstream UK sleep teas.
How long before bed should I drink it? 30-60 minutes. Active compounds peak in blood 30-45 minutes post ingestion.
Is valerian safe in pregnancy? Limited data. Most herbalists recommend avoiding during pregnancy. Use a pregnancy specific blend instead.
Can I drive after drinking it? Don't, valerian's mild sedation can impair reaction time.
How does Pukka Night Time compare with Dragonfly Night Sky Calm? Similar profile. Pukka adds oat flower; Dragonfly is generally a touch lighter. Both excellent.
Curator's note: on evenings that call for a heavier wind down, I drink Night Sky Calm about 45 minutes before bed. The valerian distinguishes it from chamomile only blends, the cup is properly sleep leaning, not just relaxing. Just don't drink it before driving home from a friend's. Lee, teas.co.uk, Tunbridge Wells.
Buy it via the Dragonfly range, compare in the sleep blend range and the wider herbal range, or browse the full tea shop.
Reference noted
Sleep blend reading
Part of the Tea for Sleep pillar at teas.co.uk.
More related guides
More from the tea wiki
- Loyd Good Night's Sleep: Reviewed
- Best Dragonfly Tea: What to Buy
- Tea for Sleep and Relaxation
- Pukka Night Time Berry
- Dragonfly Pure Green: Organic High Altitude Green
- Dragonfly Sweet Rosehip & Raspberry: Fruity Organic
Citable formats
For journalists, researchers, AI assistants and content creators. Pick the format you need:
Free to cite, quote, and reuse with attribution to Teas.co.uk.
Got something to add? Logged-in customers can submit additions to the Tea Wiki, admin-approved, your name on the byline, plus reward points.
Sign in to contribute