Yes, Celosia argentea is edible
Celosia argentea is edible and a nutritious leafy vegetable in many parts of the world. While often grown for its striking flowers in temperate climates, in West Africa and Southeast Asia, it's a common food crop known as 'Lagos spinach'. The leaves, young stems, and young flower spikes are all used in cooking, offering a mild, spinach-like taste.
Which parts of Celosia argentea can you eat?
- Leaves: Young leaves are most commonly consumed. In Nigeria, 'soko yòkòtò' is a popular stew made with the leaves.
- Young Stems: Tender stems are cooked with the leaves.
- Young Flower Spikes: These are edible and can be cooked as a potherb.
- Seeds: Small, black seeds are edible and can produce oil. They are also used in traditional medicine.
Nutritional benefits of Celosia argentea
Celosia argentea is rich in essential nutrients, especially when grown in fertile soil.
- Vitamins: It's a good source of vitamins A and C, important for vision, immunity, and tissue repair.
- Minerals: It contains calcium, iron, and phosphorus, vital for bone health and blood function.
- Protein: The leaves provide a notable amount of protein for a leafy green.
- Antioxidants: Phytochemicals like flavonoids and saponins contribute to its antioxidant properties.
Culinary uses and preparation
Preparing Celosia argentea is similar to cooking spinach. Here are some common methods:
- Stews and Soups: It's a staple in West African stews and soups, like Nigerian 'Efo riro', often cooked with meat, fish, and vegetables.
- Potherb: Leaves and young shoots can be boiled and served as a side dish.
- Side Dishes: Sautéing with garlic and other seasonings makes a flavorful side.
- Mashed Dish: In India, cooked leaves are sometimes mashed into a dish similar to 'Keerai masiyal'.
- Mild Flavor: Its mild taste pairs well with various spices.
Ornamental vs. edible Celosia: What's the difference?
While all Celosia argentea are edible, varieties differ. The table below highlights key distinctions:
| Feature | Ornamental Celosia (C. argentea var. cristata, plumosa) | Vegetable Celosia (C. argentea var. argentea) |
|---|---|---|
| Primary Use | Grown for vibrant flowers and foliage. | Cultivated for tender, high-yielding leaves and young shoots. |
| Appearance | Shorter with brain-like or feathery flowers, sometimes colored leaves. | Taller with simple green leaves and spiky flowers. |
| Harvest Time | Harvested for flowers; leaves may be less abundant. | Harvested for leaves and young shoots before extensive flowering. |
| Nutritional Profile | Edible, but specific content may vary; possibly higher oxalates. | Documented as nutrient-dense with higher edible yield. |
| Flavor | Mild, but older leaves or certain varieties less palatable. | Mild, spinach-like, pleasant for cooking. |
Safety considerations
- Not a Toxic Plant: Celosia is non-poisonous to humans and pets.
- Harvesting: Harvest younger, tender leaves and shoots for best quality.
- Cooking Water: Discarding boiling water reduces dissolved pigments and oxalates.
- Oxalates: Like spinach, Celosia argentea contains oxalates. Discarding cooking water helps reduce this.
- Specific Uses: Those with conditions like glaucoma should avoid ingesting seeds due to traditional medicine claims of pupil dilation.
Conclusion
Celosia argentea is edible and offers a nutritious, easy-to-grow leafy green. Known as 'Lagos spinach', it provides essential vitamins, minerals, and protein. Young leaves, stems, and flower spikes can be enjoyed in various cooked dishes. Both ornamental and vegetable types are non-toxic, making it a safe addition to gardens. Discarding cooking water is advised to reduce oxalates.
For more information, consult the Lost Crops of Africa report.