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Breeding of Tagetes erecta

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Tagetes erecta is versatile and multi-purpose. Its colorful flowers, long flowering period, strong resistance, and wide adaptability are widely used as ornamental plants in flower beds and flower borders. In addition to its high ornamental value, it is rich in natural edible yellow pigment, which has anti-cancer and immune-enhancing functions. With the increasing international demand for Tagetes erecta, the demand for updated varieties is also increasing.

Lifeasible is dedicated to ornamental plant breeding research. We are working on ornamental Tagetes erecta breeding research to improve its ornamental value by controlling plant type and flowering traits. For breeding new varieties of Tagetes erecta, we offer a comprehensive and effective breeding solution combining distant hybrid breeding, polyploid breeding, and biotechnology.

Breeding of Tagetes erecta

Our breeding platform

  • Distant hybrid breeding. Tagetes erecta and Tagetes patula are close relatives of the same genus. We have made interspecific distant crosses between Tagetes erecta, which has large flowers, and Tagetes patula, which has dwarf plants with abundant flowers. This has produced interspecific hybrids with large flowers, large to medium plants, rich colors, and long flowering periods. We have produced interspecific hybrids with large flowers, high and medium plants, rich colors, and a long flowering period. We achieved distant hybrid breeding of Tagetes erecta and Tagetes patula of the same genus and different species by rational parental selection. This was done to overcome the incompatibility of interspecific crosses and to make full use of the hybrid advantage.
  • Polyploid breeding. We breed Tagetes erecta polyploid plants with large and thick leaves, deep color, large and textured flowers, extended flowering period, and strong adaptability. These plants are more in line with modern breeding objectives and increase flowers' ornamental and commercial value.
  • Tissue culture. The leaves, stem segments, petals, and cotyledons of Tagetes erecta can be used as explants. The cotyledons can produce embryonic guaiac after special induction. We use tissue culture technology to breed new Tagetes erecta varieties to facilitate the preservation and breeding of excellent germplasm of Tagetes erecta and lay the foundation for transgenic breeding of Tagetes erecta.
  • Transgenic research. We have used transgenic technology to enhance Tagetes erecta floral traits. For example, we used the gene gun method and Agrobacterium transformation method to introduce target genes into Tagetes erecta and obtained transgenic Tagetes erecta plants. In addition, we also established a virus-induced gene silencing (VIGS) system for Tagetes erecta, which was also successful in transgenic Tagetes erecta plant breeding.
  • Molecular marker-assisted breeding. We have used molecular marker technology to study the genetic diversity of Tagetes erecta and developed molecular markers closely associated with male sterility in Tagetes erecta to achieve molecular marker-assisted early selection. By developing molecular markers closely linked to sterile traits, we can quickly identify plants' fertility at the seedling stage. The closely linked markers can also be used for map cloning and, eventually cloning of sterile genes.

Our service workflow

Our service workflow - Lifeasible

Our service advantages

  • One-stop technical service.
  • Customized solutions.
  • Complete after-sales service.

Lifeasible has established a modern molecular breeding system for Tagetes erecta by combining traditional breeding techniques with good seed selection and is constantly working to create new varieties of Tagetes erecta the solutions we provide greatly enrich Tagetes erecta varieties, provide more choices for horticultural applications and are of great significance to promoting the development of Tagetes erecta industry. If you are interested in us, please feel free to contact us.

※ It should be noted that our service is only used for research.

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