Cosmos sulphureus

It is known as sulfur cosmos because of its brightly colored (yellow, orange and sometimes red or crimson/vinous) flowers.

Cosmos sulphureus typically grows to a height of 2-5 ft. In ideal conditions it may often grow a bit higher. The plants have light-green leaves with a dainty, fine-toothed appearance. The flowers are found individually at the ends of the plants' branching stems. When in flower, the plants bear up to 25 flowers.

Cosmos sulphureus prefers full sun and sufficient water. Ensure to water your plant when the soil is dry to the touch. Too much water can rot the roots and too little water can dry out the leaves. A moderate watering schedule should be enough to keep your plant healthy.

Cosmos sulphureus exhibits qualities of both heat and cold tolerance, making it suitable for growing in USDA Zones 9-11. In areas of extreme cold, Cosmos sulphureus can be grown in pots and sheltered indoors during the cold months. The pots should be kept in sunny windows, and watered regularly during this period.

Cosmos sulphureus is an ethnomedical plant, with its traditional usage roots from parts of Latin America, where it is used to treat various respiratory and digestive issues. In addition to its medicinal uses, Cosmos sulphureus also attracts butterflies and hummingbirds to your garden in droves.

Overall, Cosmos sulphureus is an easy-to-care for plant for sunny locations. Plant in fertile soil and water regularly for optimal results. With its bright and colorful flowers, cosso sulphureus makes a beautiful addition to your garden.