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Trumpet Plant Harvesting:
Optimal Time and Technique

Updated: July 7, 2023

The trumpet plant, scientifically known as Campsis radicans, is a stunning flowering vine that can add a burst of color and beauty to any garden or landscape. With its vibrant orange-red trumpet-shaped flowers and lush green foliage, it is no wonder that many gardeners desire to include this plant in their outdoor spaces. However, to fully enjoy the beauty of the trumpet plant, it is important to understand the optimal time and technique for harvesting its flowers.

Understanding the Trumpet Plant

Before delving into the specifics of harvesting trumpet plant flowers, it is essential to have a basic understanding of this remarkable plant. Native to the southeastern region of the United States, the trumpet plant is a vigorous climber that can reach heights of up to 30 feet. It thrives in full sun but can tolerate partial shade as well. The trumpet plant is known for its ability to attract hummingbirds with its nectar-filled blooms.

Timing is Everything

When it comes to harvesting trumpet plant flowers, timing is crucial. The optimal time for harvesting these flowers depends on the specific purpose you have in mind.

For Floral Arrangements

If you intend to use the trumpet plant flowers in floral arrangements, it is best to harvest them when they are at their peak bloom. Generally, this occurs during the late summer months, from July through September. Look for flowers that are fully open and vibrant in color. Gently cut the stems using sharp pruning shears, making sure to leave a few leaves intact to provide nourishment to the plant.

For Seed Collection

If you are interested in collecting seeds from the trumpet plant for propagation purposes, timing becomes even more critical. It is essential to wait until the seed pods have fully matured and turned brown before harvesting them. This usually occurs in late fall or early winter. Once the seed pods have turned brown and dried, carefully cut them from the plant using clean scissors or pruning shears. Place the pods in a paper bag and store them in a cool, dry place until you are ready to sow them.

Harvesting Technique

In addition to timing, employing the correct harvesting technique is essential to ensure the health and longevity of the trumpet plant.

Pruning

To harvest trumpet plant flowers, it is advisable to prune the plant regularly. Pruning not only helps maintain the desired shape and size of the plant but also encourages new growth and blooming. When pruning, always use sharp, clean pruners to make clean cuts. Cut just above a leaf node or bud to stimulate new growth.

Deadheading

Deadheading is another technique that can aid in prolonging the blooming period of the trumpet plant. Deadheading involves removing spent flowers from the plant. This process redirects energy from seed production into new flower production. To deadhead a trumpet plant, simply pinch or cut off the faded flowers just below the swollen base of each flower.

Proper Care After Harvesting

After harvesting trumpet plant flowers or seeds, it is crucial to provide proper care to ensure their longevity and health.

For harvested flowers, immediately place them in a bucket of water to keep them fresh until you are ready to use them. Trim the stems underwater before arranging them in a vase with fresh water.

For harvested seeds, allow them to fully dry by spreading them out on a paper towel or tray. Once dry, store them in a labeled envelope or container in a cool, dry place until you are ready to sow them.

Conclusion

The trumpet plant’s vibrant flowers and climbing nature make it an attractive addition to any garden or landscape. By understanding the optimal time and technique for harvesting its flowers, you can fully enjoy the beauty this plant has to offer. Whether you are collecting trumpet plant flowers for floral arrangements or seeds for propagation, timing and technique are key. By following the guidelines outlined in this article, you can ensure the health and longevity of your trumpet plant harvests.