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Plant guide

Red fescue.

Festuca rubra

Pronounced fes-TOO-kuh ROO-bruh

Also known as Creeping Fescue, Red Fescue

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red fescue
Photo by Yurii Basov (CC BY) via iNaturalist

Red fescue is a resilient, cool season grass that spreads through underground stems called rhizomes. It is a popular choice for lawns because it handles shade and poor soil quite well. You will often find it mixed into seed blends for its ability to create a fine textured turf.

At a glance

Care level
Easy
Plant type
Perennial grass
Light
Full sun to partial shade
Indoor light
Bright indirect
Water
Every 3 to 7 days
Mature size
1 to 2 feet
Growth rate
Medium
Hardiness
USDA 3 to 9
Bloom time
Late spring to early summer

Care

Keep the soil consistently moist while the grass is establishing itself. Watch for yellowing blades which might indicate it needs more nitrogen or better drainage. Mow regularly to keep the grass at a healthy height, but avoid cutting it too short during hot spells.

Watering
Water deeply once or twice a week to encourage strong root growth.
Feeding
Apply a balanced fertilizer in early spring and again in early autumn.
Pruning
Mow frequently during the growing season to maintain your desired height.
Repotting
This is a lawn grass and is not typically grown in containers.
Soil
Well draining, sandy or loamy soil
Soil pH
5.5 to 7.5
Temperature
-35 to 30°C
Humidity
40 to 70%
Drought tolerance
Moderate
Lifespan
Perennial, typically 3 to 5 years before needing division.
Deer and rabbits
Moderate

Signs it needs repotting

  • Roots growing out of the drainage holes.
  • Water sitting on the surface instead of soaking in.
  • The plant looks crowded and stops spreading.

Safety

People
It is generally considered non toxic to humans.
Children
The sharp, pointed tips of the grass blades can scratch delicate skin, so keep an eye on small children playing in dense patches.
Contact allergens
The fine, stiff leaf blades can cause minor skin irritation or small cuts if handled roughly.
Airborne allergens
The pollen produced during the flowering season can trigger hay fever in sensitive individuals.
Edibility
This grass is not intended for human consumption and may cause digestive upset.

How to identify it

  • Fine, needle like leaf blades
  • Deep green to blue green color
  • Spreads by underground rhizomes
  • Forms dense, low growing clumps
Height
0.1 to 0.6m
Spread
0.15 to 0.3m
Leaves
green, blue-green, evergreen
Flowers
green, brown, 0.5 to 1cm

Problems to watch for

  • Red thread · A fungal disease that causes pinkish, thread like growth on the grass blades during humid weather.
  • Dollar spot · Small, bleached spots appear on the lawn during periods of high humidity and warm temperatures.

Check your red fescue from a photo

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Growing it

Propagation
division, seed
When to plant
spring, early autumn
Overwintering
It stays green in mild winters and requires no special protection. In colder regions, the foliage may turn brown but will regrow from the roots in spring.
In containers
It grows well in containers, provided the pot has excellent drainage and is at least 20 cm deep.

Division

  1. 1. Dig up a mature clump in early spring.
  2. 2. Gently pull the clump apart into smaller sections.
  3. 3. Replant the sections immediately at the same depth.

Pair this grass with low growing woodland perennials to create a stable, weed suppressing carpet.

Grows well with

  • Wild Strawberry · They share similar light requirements and create a lovely ground cover layer.
  • Columbine · The delicate foliage of the columbine contrasts beautifully with the fine texture of the grass.

Similar species

  • Sheep Fescue · It has a similar clumping habit but is better suited for very dry, rocky soils.

Science

Family
Poaceae
Genus
Festuca
Order
Poales
Class
Liliopsida
Native range
Temperate regions of the Northern Hemisphere.
Conservation
This species is widespread and not of conservation concern.

It thrives in cool, well drained soils and often colonizes disturbed sites through its rhizomatous growth.

Value to wildlife
larval host plant, nesting material
Pollinators
beetles
Uses
ground cover, turf grass, erosion control, meadow planting

Through the year

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Flowering
Fruiting
Foliage

Ecological indicators

Salinity
2/9
Soil reaction
5/9
Light
5/9
Temperature
4/9
Moisture
4/9
Nutrients
3/9

Taxonomy resolved against GBIF.

Questions people ask

Does it need frequent mowing?
No, it grows slowly and can be left unmown for a natural meadow look.
Can I plant it in full shade?
Yes, it is one of the few grasses that performs well in partial to full shade.

Where the name comes from

Festuca is the ancient Latin name for a grass stalk, while rubra means red, describing the color of the lower leaf sheaths.

Good to know

  • It is often used in seed mixes for shady areas.
  • The name rubra refers to the reddish base of the leaf sheaths.
  • It spreads slowly through underground stems called rhizomes.

Keep your red fescue growing

This page is a general guide. Save your plant in Pocket Botanist and you get care reminders timed for this plant, plus a care history that shows what worked.

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This guide was generated with AI on and checked against GBIF taxonomy. It is general information, not horticultural or veterinary advice. Read about how we build these guides.