North America Native Plant

Moloka’i Fescue

Botanical name: Festuca molokaiensis

USDA symbol: FEMO

Life cycle: perennial

Habit: grass

Native status: Native to Hawaii  

Moloka’i Fescue: A Rare Hawaiian Treasure Worth Protecting Meet one of Hawaii’s most endangered grasses – the Moloka’i fescue (Festuca molokaiensis). This little-known perennial grass might not grab headlines like Hawaii’s flashy tropical flowers, but it’s got a story that’s both heartbreaking and hopeful. If you’re passionate about native Hawaiian ...

Rare plant alert!

Region: United States

Status: S1: Status is uncertain but is somewhere between the following rankings: Critically Imperiled: Extremely rare due to factor(s) making it especially vulnerable to extinction. Typically 5 or fewer occurrences or very few remaining individuals (<1,000) ⚘ Endangered: In danger of extinction throughout all or a significant portion of its range. ⚘

Region: United States

Moloka’i Fescue: A Rare Hawaiian Treasure Worth Protecting

Meet one of Hawaii’s most endangered grasses – the Moloka’i fescue (Festuca molokaiensis). This little-known perennial grass might not grab headlines like Hawaii’s flashy tropical flowers, but it’s got a story that’s both heartbreaking and hopeful. If you’re passionate about native Hawaiian plants and conservation gardening, this rare beauty deserves a spot on your radar.

What Makes Moloka’i Fescue Special?

Moloka’i fescue is what botanists call an endemic species – it exists nowhere else on Earth except in the high-elevation areas of Moloka’i island. This perennial grass is part of the larger grass family and displays the fine-textured, tufted growth habit typical of fescue grasses. While it may look modest compared to Hawaii’s showier native plants, its rarity makes it incredibly precious.

Where Does It Call Home?

This endangered grass is found exclusively in Hawaii, specifically on the island of Moloka’i in high-elevation montane areas. Its native range is extremely limited, which contributes to its critically imperiled status.

A Plant in Crisis

Important Conservation Alert: Moloka’i fescue carries a Global Conservation Status of S1, meaning it’s critically imperiled. With typically five or fewer occurrences and very few remaining individuals (fewer than 1,000), this species is listed as Endangered. This isn’t just another rare plant – it’s teetering on the edge of extinction.

Should You Grow Moloka’i Fescue?

Here’s where things get serious: if you’re considering adding this grass to your garden, you absolutely must ensure any plant material comes from responsible, ethical sources. Never collect from wild populations – doing so could push this species closer to extinction.

That said, growing Moloka’i fescue can be part of important conservation efforts when done properly. This grass is perfect for:

  • Native Hawaiian restoration projects
  • High-elevation specialty gardens
  • Conservation collections
  • Educational gardens focused on endangered species

Growing Conditions

Moloka’i fescue isn’t your typical lawn grass – it has very specific needs that reflect its high-elevation Hawaiian origins:

  • Climate: Cool, moist conditions typical of Hawaiian montane environments
  • USDA Hardiness Zones: 10-11 (Hawaiian climate zones)
  • Elevation: Prefers higher elevations with cooler temperatures
  • Moisture: Consistent moisture without waterlogging

Planting and Care Tips

If you’re fortunate enough to obtain responsibly sourced Moloka’i fescue, here’s how to give it the best chance:

  • Plant in well-draining soil that retains some moisture
  • Provide partial shade to full sun, depending on your local conditions
  • Maintain consistent but not excessive watering
  • Avoid fertilizers unless specifically recommended by conservation experts
  • Monitor closely and document its progress for conservation records

The Bigger Picture

Growing Moloka’i fescue isn’t just about adding an unusual grass to your garden – it’s about participating in conservation efforts for one of Hawaii’s most endangered plants. Every responsibly grown specimen could potentially contribute to future restoration efforts.

While we don’t have extensive information about its specific wildlife benefits, native Hawaiian grasses typically support local ecosystems in ways we’re still discovering. As a perennial species, Moloka’i fescue would provide consistent habitat structure once established.

The Bottom Line

Moloka’i fescue represents both the fragility and resilience of Hawaii’s native ecosystems. While its critically imperiled status means it’s not suitable for casual gardening, it offers dedicated conservationists and native plant enthusiasts a chance to participate in preserving Hawaii’s unique botanical heritage.

If you’re interested in growing this species, connect with Hawaiian native plant societies, botanical gardens, or conservation organizations to ensure you’re obtaining plants through appropriate channels. Remember – with great rarity comes great responsibility.

Moloka’i Fescue

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

Festuca L. - fescue

Species

Festuca molokaiensis Soreng, P.M. Peterson, & Catalán - Moloka'i fescue

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