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The Forest Service National Center for Reforestation, Nurseries, and Genetic Resources (RNGR) is a leading source of technical information for nurseries and land managers regarding production and planting of trees and other native plants for reforestation, restoration, and conservation.

 
NPN Protocol Details Image

Crescentia (linearifolia)

Toni
Thomas
Database of Restoration Research on the Colorado Plateau
#2 Brewers Bay
St. Thomas, USVI, Virgin Islands 00802-9990
340-693-1084
tthomas2@uvi.edu
http://www.blm.gov/ut/st/en/prog/more/CPNPP/cpnpp_

Family Scientific Name: Bignoniaceae
Family Common Name: Bignoniafamily
Scientific Name: Crescentia linearifolia Miers
Common Name: Wild Calabash
Species Code: CRELIN
Ecotype: Only one was known by the author in St. Thomas. It was killed during development of swimming association and FEMA temporary housing.
General Distribution: Wild calabash is native to Hispanola, Puerto Rico and the Virgin islands.
Propagation Goal: plants
Propagation Method: vegetative
ProductType: Container (plug)
Time To Grow: 0
Propagule Collection: Two branches were used to make roughly 8 cuttings.
Pre-Planting Treatments: Took woody branch cuttings, cut to 0.5 inch below the nodes. Cuttings were roughly 6 to 7 inches long. Rootone used to initiate rooting.
Growing Area Preparation/
Annual Practices for Perennial Crops:
Cuttings were planted in a light,commercial soilless mix.
Establishment Phase: Roughly 50% percent mortality. New leaves in 4 weeks, roots in 4 to 6 weeks.
Active Growth Phase: Very slow growing in pots.5 year old plants are 40 inches tall.
Other Comments: Showed potential as ornamental and there was only one known tree. Author wanted to have some potted plants for conservation and potentially as a landscape species.
No other wild or containerized specimens are known on Saint Thomas.

Citation:

Thomas, Toni. 2003. Propagation protocol for production of Container (plug) Crescentia linearifolia Miers plants Database of Restoration Research on the Colorado Plateau St. Thomas, USVI, Virgin Islands. In: Native Plant Network. URL: https://NativePlantNetwork.org (accessed 2024/07/01). US Department of Agriculture, Forest Service, National Center for Reforestation, Nurseries, and Genetic Resources.