North America Native Plant

Schiffner’s Panicgrass

Botanical name: Panicum schiffneri

USDA symbol: PASC2

Life cycle: perennial

Habit: grass

Native status: Native to Puerto Rico  

Schiffner’s Panicgrass: A Lesser-Known Puerto Rican Native If you’re a gardener interested in native plants from tropical regions, you may have stumbled across Schiffner’s panicgrass (Panicum schiffneri) in your research. This perennial grass is one of those plant species that flies under the radar—native to Puerto Rico but not widely ...

Schiffner’s Panicgrass: A Lesser-Known Puerto Rican Native

If you’re a gardener interested in native plants from tropical regions, you may have stumbled across Schiffner’s panicgrass (Panicum schiffneri) in your research. This perennial grass is one of those plant species that flies under the radar—native to Puerto Rico but not widely discussed in gardening circles. Let’s explore what we know about this intriguing grass and whether it might have a place in your landscape.

What Is Schiffner’s Panicgrass?

Schiffner’s panicgrass is a perennial grass species that belongs to the Poaceae family—the same plant family that includes familiar grasses like lawn grass, corn, and bamboo. As a true grass, it has the characteristic narrow leaves and fibrous root system that make grasses such excellent ground covers and soil stabilizers.

This species is native exclusively to Puerto Rico, making it a true endemic of this Caribbean island. Its geographical distribution is limited to Puerto Rico, where it has evolved to thrive in the local climate and ecosystem conditions.

Growing Characteristics and Conditions

As a perennial, Schiffner’s panicgrass returns year after year once established, which is always a plus for gardeners who prefer low-maintenance plants. One interesting characteristic is its facultative wetland status in the Caribbean region—this means it’s flexible about moisture levels and can grow in both wetland areas and drier upland sites.

This adaptability to different moisture conditions could make it a versatile choice for various landscape situations, from rain gardens to more traditional planting beds. However, specific details about its preferred growing conditions, mature size, and care requirements aren’t well documented in available literature.

The Challenge of Limited Information

Here’s where things get a bit tricky for gardeners: Schiffner’s panicgrass appears to be one of those native species that hasn’t received much attention in horticultural circles. While we know it exists and where it’s from, detailed information about its garden performance, aesthetic qualities, wildlife benefits, and specific growing requirements is scarce.

This lack of readily available information might indicate that:

  • The species isn’t commonly cultivated or available in the nursery trade
  • It may be primarily of interest to botanists and native plant specialists
  • Its garden potential hasn’t been fully explored or documented

Should You Consider Growing It?

If you’re gardening in Puerto Rico or a similar tropical climate and you’re passionate about native plants, Schiffner’s panicgrass could be worth investigating further. Its status as a Puerto Rican endemic makes it valuable for supporting local ecosystems and preserving native plant diversity.

However, the practical challenges are significant:

  • Finding seeds or plants may be difficult since it’s not widely cultivated
  • Without detailed growing information, you’d be experimenting with care requirements
  • Its garden performance and aesthetic value are unknown

Alternative Considerations

If you’re interested in native grasses for your Puerto Rican landscape, you might want to explore other Panicum species or native grasses that are better documented and more readily available. Many native grasses offer excellent benefits including erosion control, wildlife habitat, and low maintenance requirements once established.

The Bottom Line

Schiffner’s panicgrass represents one of those fascinating but mysterious corners of the plant world—a native species with potential but little documentation of its garden worthiness. While its rarity in cultivation doesn’t necessarily mean it wouldn’t make a good garden plant, the lack of available information makes it a challenging choice for most gardeners.

If you’re a plant enthusiast who enjoys being a pioneer and you have access to this species, it could be an interesting addition to a native plant collection. Just be prepared for some trial and error as you figure out what makes this Puerto Rican native happy in your garden.

Wetland Status

The rule of seasoned gardeners and landscapers is to choose the "right plant for the right place" matching plants to their ideal growing conditions, so they'll thrive with less work and fewer inputs. But the simplicity of this catchphrase conceals how tricky plant selection is. While tags list watering requirements, there's more to the story.

Knowing a plant's wetland status can simplify the process by revealing the interaction between plants, water, and soil. Surprisingly, many popular landscape plants are wetland species! And what may be a wetland plant in one area, in another it might thrive in drier conditions. Also, it helps you make smarter gardening choices and grow healthy plants with less care and feeding, saving you time, frustration, and money while producing an attractive garden with greater ecological benefits.

Regions
Status
Moisture Conditions

Caribbean

FAC

Facultative - Plants with this status can occur in wetlands and non-wetlands

Schiffner’s Panicgrass

Classification

Group

Monocot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Liliopsida - Monocotyledons

Subclass

Commelinidae

Order

Cyperales

Family

Poaceae Barnhart - Grass family

Genus

Panicum L. - panicgrass

Species

Panicum schiffneri Hack. - Schiffner's panicgrass

Plant data source: USDA, NRCS 2025. The PLANTS Database. https://plants.usda.gov,. 2/25/2025. National Plant Data Team, Greensboro, NC USA