Aristida (purpurea)
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Cheryl Decker Nursery Manager USDI NPS - Zion National Park SR 9 Springdale, Utah 84767-1099 http://www.ggnpa.org |
| Family Scientific Name: | Poaceae | ||
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| Family Common Name: | Grass Family | ||
| Scientific Name: | Aristida purpurea Nutt. | ||
| Common Name: | Purple three-awn | ||
| Species Code: | ARIPUR | ||
| Ecotype: | Zion National Park, Utah | ||
| General Distribution: | Aristida purpureais found throughout the western United States and east to Minnesota and south to Louisiana. It is also found in Virginia and West Virginia. | ||
| Propagation Goal: | plants | ||
| Propagation Method: | seed | ||
| ProductType: | Container (plug) | ||
| Stock Type: | SC-10 Super Cells | ||
| Time To Grow: | 4 Months | ||
| Target Specifications: | Height: N/A<br> Caliper: N/A<br> Root System: Firm root plug in container. | ||
| Propagule Collection: | Seeds are hand collected from sites within the Park when fruits have fully matured. | ||
| Propagule Processing: | Seeds are stored in sealed containers under refrigeration between 40 and 60 F. | ||
| Pre-Planting Treatments: |
Seeds are directly sown into SC-10 Super Cells (3 per cell) in July containing a medium of 1.5 parts vermiculite, 1 part sterile sand, 1 part coarse turface, and 2 parts peat moss (v:v:v:v). Cells are watered thoroughly after sowing and are not allowed to dry out completely during during germination. |
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| Growing Area Preparation/ Annual Practices for Perennial Crops: |
Seedlings are grown in a shadehouse from July through October. | ||
| Establishment Phase: | We sometimes incorporate 13:13:13 NPK Osmocote time release fertilizer into media. | ||
| Active Growth Phase: | Seedlings are hand watered throughout the growing season after they are well established. Throughout the active growth phase, we irrigate when containers are nearly dry as a method of hardening the plants while they are being grown. | ||
Citation:
Decker, Cheryl. 2003. Propagation protocol for production of Container (plug) Aristida purpurea Nutt. plants SC-10 Super Cells; USDI NPS - Zion National Park Springdale, Utah. In: Native Plant Network. URL: https://NativePlantNetwork.org (accessed 2025/04/24). US Department of Agriculture, Forest Service, National Center for Reforestation, Nurseries, and Genetic Resources.
