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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 2025/04/21). US Department of Agriculture, Forest Service, National Center for Reforestation, Nurseries, and Genetic Resources.