Scarlet Pimpernel (Anagallis arvensis): Quick ID and Practical Notes
That tiny red wildflower you keep seeing at the edge of a path is scarlet pimpernel—and it has a mixed reputation. It’s pretty, shows up easily in disturbed soil, and even played a part in folk remedies. But it can irritate skin and cause stomach upset if eaten. This page gives clear ID tips, sensible safety advice, and simple growing or removal steps you can use today.
How to spot it fast
Scarlet pimpernel grows low, usually under 20 cm. Leaves sit opposite each other on the stem, are smooth and oval, and feel a bit fleshy. The stems are thin and can root where they touch soil. The flowers have five petals and are most often bright red or orange; sometimes you’ll see pink or rare blue forms. A neat trick: the flowers open in sun and close at night or in cloudy weather—so check on a sunny day for the best ID.
It likes bare or disturbed ground: garden beds, paths, edges of fields, and cracks in lawns. It produces many tiny seeds, so a small patch can become a larger one fast if you ignore it.
Uses, safety, and what to avoid
Historically, people used scarlet pimpernel in folk medicine for skin troubles and other minor issues, but modern sources warn it’s potentially toxic. The plant contains compounds such as saponins that can irritate skin and upset the gut. That means don’t eat it and avoid prolonged internal use. If you try any topical use, test a tiny patch of skin first and stop if you see redness or itching.
Always check with a qualified herbalist or healthcare pro before using wild plants, especially if you’re pregnant, nursing, or taking medication. When handling plants, wear gloves if you have sensitive skin. Don’t assume “natural” equals “safe.”
If you like it in the garden, treat it like a fast-spreading groundcover: it works in dry, sunny spots but can crowd other plants. To propagate, scatter seeds on well-drained soil and keep lightly moist until seedlings appear. To remove, pull plants while young and hoe or hand-weed before flowers set seed. Avoid composting flowering plants loaded with seeds unless you’re sure your compost gets hot enough to destroy them.
For reliable ID, photograph the whole plant plus a close-up of a leaf and the flower. Compare images with local plant guides or ask a community plant group for a second opinion. If you want safer herbal alternatives, consider well-documented herbs recommended by professionals rather than trying scarlet pimpernel at home.
Scarlet pimpernel is eye-catching and easy to spot once you know what to look for. Enjoy its color, but handle it with a little caution and common sense.
Revolutionize Your Diet with Scarlet Pimpernel: The Natural Health Booster

In my latest blog post, I've explored how the humble Scarlet Pimpernel plant can completely transform your diet and boost your overall health naturally. Not many people know about this tiny, red flower, but it's bursting with nutritional benefits. It's packed with potent antioxidants and has excellent anti-inflammatory properties. Incorporating Scarlet Pimpernel into your meals can aid digestion, boost immunity, and offer numerous other health benefits. So, if you're keen on adopting a healthier lifestyle, let this natural health booster be your secret weapon.
- July 12 2023
- Tony Newman
- Permalink