North America Non-native Plant

Paspalum ×purpureum

Botanical name: Paspalum ×purpureum

USDA symbol: PAPU19

Habit: grass

Native status: Not native but doesn't reproduce and persist in the wild

Paspalum ×purpureum: The Mysterious Grass Hybrid If you’ve stumbled across the name Paspalum ×purpureum in your gardening research, you’re not alone in wondering what exactly this plant is all about. This grass species is something of an enigma in the plant world, with limited information available compared to its more ...

Paspalum ×purpureum: The Mysterious Grass Hybrid

If you’ve stumbled across the name Paspalum ×purpureum in your gardening research, you’re not alone in wondering what exactly this plant is all about. This grass species is something of an enigma in the plant world, with limited information available compared to its more well-known cousins in the Paspalum family.

What We Know About This Grass

Paspalum ×purpureum belongs to the grass family and is classified as a grass or grass-like plant. The × symbol in its name tells us this is a hybrid species, which often means it’s a cross between two different Paspalum species. Like other members of the grass family, it’s a monocot, sharing characteristics with familiar lawn grasses, sedges, and rushes.

The Information Gap

Here’s where things get tricky for gardeners: there’s surprisingly little documented information about this specific hybrid’s native range, growing requirements, or garden performance. This lack of readily available data makes it challenging to provide concrete growing advice or determine its suitability for different garden settings.

Should You Grow It?

Given the limited information available about Paspalum ×purpureum, most gardeners might want to consider better-documented alternatives. Without clear data on its:

  • Native status and origin
  • Invasive potential
  • Specific growing requirements
  • Garden performance
  • Wildlife benefits

It’s difficult to make an informed decision about including it in your landscape.

Consider Native Alternatives

Instead of taking a chance on this mysterious hybrid, consider exploring well-documented native grasses in your region. These alternatives offer several advantages:

  • Proven performance in local conditions
  • Known wildlife benefits
  • Established growing guidelines
  • Support for local ecosystems

Contact your local native plant society or extension office for recommendations on native grasses that would thrive in your specific area and growing conditions.

The Bottom Line

While Paspalum ×purpureum might sound intriguing, the lack of available information makes it a risky choice for most gardeners. Your time and garden space are valuable, so why not invest them in plants with proven track records and known benefits? Sometimes in gardening, as in life, it’s better to go with what you know works rather than taking a leap into the unknown.

If you’re particularly curious about this species, consider reaching out to botanical gardens or grass specialists who might have more detailed information about this elusive hybrid.

Paspalum ×purpureum

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

Paspalum L. - crowngrass

Species

Paspalum ×purpureum K. Schum. [excluded]

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