Monarda Didyma Cambridge Scarlet

Description

Monarda Didyma Cambridge Scarlet, also known as bee balm or Oswego tea, is a perennial herbaceous plant native to North America. It belongs to the mint family (Lamiaceae) and is known for its vibrant red flowers that bloom in mid to late summer. The plant typically grows to a height of 2-4 feet and has square stems with opposite leaves that are aromatic when crushed. Monarda Didyma Cambridge Scarlet is a popular choice for attracting pollinators such as bees, butterflies, and hummingbirds to the garden.

Taxonomic Information

Appearance

Monarda Didyma Cambridge Scarlet has showy bright red flowers that grow in dense clusters at the top of the stems. The flowers are tubular in shape and have two lips, with the lower lip being larger and more colorful. The leaves are dark green, lance-shaped, and toothed, with a slightly hairy texture. The plant grows upright and forms clumps of foliage that are often used as a border or in mass plantings. Monarda Didyma Cambridge Scarlet blooms from mid to late summer and can be cut back after flowering to encourage a second blooming in the fall.

Care Guide

Monarda Didyma Cambridge Scarlet prefers moist, well-drained soil and full sun to partial shade. It is adaptable to a variety of soil types but will perform best in fertile, humus-rich soil. Regular watering is necessary, especially during dry periods, but be careful not to overwater as this can lead to root rot. Fertilize in the spring with a balanced, slow-release fertilizer. Monarda Didyma Cambridge Scarlet is hardy in USDA zones 4-9.

Common Pests & Diseases

Monarda Didyma Cambridge Scarlet is susceptible to powdery mildew, a fungal disease that causes a white powdery coating on the leaves. To prevent powdery mildew, plant in a location with good air circulation and avoid overhead watering. Spider mites and thrips may also be a problem, causing discoloration and distortion of the leaves. Insecticidal soap or neem oil can be used to control these pests.

Habitat

Monarda Didyma Cambridge Scarlet is native to eastern North America, where it grows in moist meadows, woodland edges, and stream banks. It is a popular garden plant and can be found in many landscapes and gardens throughout the United States.

Question and Answer

Q: Can Monarda Didyma Cambridge Scarlet be grown in containers?

A: Yes, Monarda Didyma Cambridge Scarlet can be grown in containers as long as they are large enough to accommodate the plant’s root system and provide adequate drainage.

Q: How often should Monarda Didyma Cambridge Scarlet be fertilized?

A: Monarda Didyma Cambridge Scarlet should be fertilized in the spring with a balanced, slow-release fertilizer. Avoid over-fertilizing as this can lead to excessive foliage growth and reduced flowering.

Q: Can Monarda Didyma Cambridge Scarlet be divided?

A: Yes, Monarda Didyma Cambridge Scarlet can be divided in the spring or fall. Dig up the clump and separate it into smaller sections, making sure each section has roots and foliage. Replant in a new location or container.

Q: How tall does Monarda Didyma Cambridge Scarlet grow?

A: Monarda Didyma Cambridge Scarlet typically grows to a height of 2-4 feet.

Related Plants

• Monarda Balmy™ Purple
• Monarda ‘Jacob Cline’
• Monarda ‘Raspberry Wine’
• Monarda punctata

References

• Bailey, L. H., & Bailey, E. Z. (1976). Hortus third: A concise dictionary of plants cultivated in the United States and Canada. Macmillan.
• Dirr, M. A. (2009). Manual of woody landscape plants: Their identification, ornamental characteristics, culture, propagation and uses. Stipes Publishing.
• Missouri Botanical Garden. (2021). Monarda didyma ‘Cambridge Scarlet’. Retrieved June 21, 2021, from http://www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?kempercode=b316