RNGR.net is sponsored by the USDA Forest Service and Southern Regional Extension Forestry and is a colloborative effort between these two agencies.

U.S. Department of Agriculture USDA Forest Service Southern Regional Extension Forestry Southern Regional Extension Forestry

Skip to content. | Skip to navigation

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

Penthorum (sedoides)

brooklyn
Cougar Springs Ranch
1000 Washington Avenue
Brooklyn, New York 11225
www.newmoonnursery.com

Family Scientific Name: Crassulaceae
Family Common Name: Stonecrop family
Scientific Name: Penthorum sedoides L.
Common Name: Ditch stonecrop
Species Code: PESE6
General Distribution: Marshes, stream banks, ditches
Propagation Goal: plants
Propagation Method: seed
ProductType: Container (plug)
Time To Grow: 0
Establishment Phase: Start the seeds in a greenhouse (65F night 75F day temperature) in late winter. Sow the seeds on the surface of the germination mix. Keep moist and do not cover. Seeds germinate in 2 weeks. Seedlings are very small. Repot into 2 inch containers. Growing mix is 1 part sand 4 parts ofa commercial potting mix containing 40-50% of composted pine bark. Keep the medium always moist.
Length of Establishment Phase: 6-7 weeks
Active Growth Phase: Repot into quarter gallon container and move outside in full sun or under 40% shade. Keep the medium always moist. Plants will flower in 16 weeks.
Length of Active Growth Phase: 9-10 weeks
References: Baskin JM, Baskin CC, Spooner DM. 1989. Role of temperature light and date seeds were exhumed from soil on germination of four wetland perennials. Aquatic Botany 35 (3-4): 387-394

Citation:

Chiari, Alessandro. 2004. Propagation protocol for production of Container (plug) Penthorum sedoides L. plants Cougar Springs Ranch Brooklyn, New York. In: Native Plant Network. URL: https://NativePlantNetwork.org (accessed 2024/07/02). US Department of Agriculture, Forest Service, National Center for Reforestation, Nurseries, and Genetic Resources.