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Choose your climateBased on winter hardiness only.

Perennial · Asparagaceae family

Big blue lilyturf

Liriope muscari

Full sun to shade 9⅞ in–1 ft 5¾ in × 11¾ in–1 ft 6⅛ in Flowers August–October to −84 °F
Flower colors Click a color

In short a 10-second read

SunFull sun to shade
Size9⅞ in–1 ft 5¾ in
spacing 11¾ in
FlowersAugust–October
PlantingApril–May, September–October
WinterNo winter protection

Where to plant and how much to water

Sun, soil and water.

It grows best in full sun to shade, in dry to average soil.

Sun

Sun6 hours or more
Part shade3–6 hours
Shadeunder 3 h

Soil

tolerates any pH
acidicneutralalkaline
dry to averageloamysandyclay

Watering

drought tolerant once establishedregularly until establishedless when it rains

Frost

−84 °F
no winter protectiongreen in winter too

How much space it takes

Mature size.

The mature plant next to a person (69 in).

19¾ in3 ft 3⅜ in4 ft 11 in9⅞ in–1 ft 5¾ inspread 11¾ in–1 ft 6⅛ in
9⅞ in–1 ft 5¾ in× spread 11¾ in–1 ft 6⅛ in

Plant 11¾ in apart.

Reaches maturity in about 2–5 years. The final size depends on the cultivar and the spot — we give the range from smallest to largest.

Calendar

Through the year.

Typical for a temperate climate (four seasons). The line shows the current month.

The year at a glance

Flowers: JanuaryFlowers: FebruaryFlowers: MarchFlowers: AprilFlowers: MayFlowers: JuneFlowers: JulyFlowers: AugustFlowers: SeptemberFlowers: OctoberFlowers: NovemberFlowers: DecemberPlanting: JanuaryPlanting: FebruaryPlanting: MarchPlanting: AprilPlanting: MayPlanting: JunePlanting: JulyPlanting: AugustPlanting: SeptemberPlanting: OctoberPlanting: NovemberPlanting: DecemberFeeding: JanuaryFeeding: FebruaryFeeding: MarchFeeding: AprilFeeding: MayFeeding: JuneFeeding: JulyFeeding: AugustFeeding: SeptemberFeeding: OctoberFeeding: NovemberFeeding: DecemberJanFebMarAprMayJunJulAugSepOctNovDec
FlowersPlantingFeeding
Now, in October: a good time for planting (container plant).
JanFebMarAprMayJunJulAugSepOctNovDec

Flowers

JanFebMarAprMayJunJulAugSepOctNovDec

August–October · purple

Planting

JanFebMarAprMayJunJulAugSepOctNovDec

container plant: April–May, September–October

Feeding

JanFebMarAprMayJunJulAugSepOctNovDec

March

Feeding

Nutrition.

Light
compost or mulch
JanFebMarAprMayJunJulAugSepOctNovDec

Pests and diseases

Common problems and what to do.

The most common problems in Central Europe. Protection is listed from the gentlest option.

What you will see

Chewed, holey young leaves.

How to protect

  1. Prevention
    • Check new growth in spring.
    • Encourage natural enemies (birds, hedgehogs, frogs).
  2. By hand in spring during growthCollect in the evening by torchlight.
  3. Biological April–JuneEncourage predators; Phasmarhabditis nematodes (where available).
Slugs and snailspest

What you will see

Chewed, holey young leaves.

How to protect

  1. Prevention
    • Check new growth in spring.
    • Encourage natural enemies (birds, hedgehogs, frogs).
  2. By hand in spring during growthCollect in the evening by torchlight.
  3. Biological April–JuneEncourage predators; Phasmarhabditis nematodes (where available).
More about this problem
Sources (1)

What to combine it with

Same needs, different flowering.

They share the same sun and soil and flower in other months — so the bed flowers for longer.

Ready-made Studio combinations with this plant

Click a combination — the Studio opens a new raised garden bed with it already planted.

Frequently asked

Quick answers.

When does big blue lilyturf flower?

In August–October; the flowers are purple.

Does big blue lilyturf tolerate shade?

Yes, it tolerates full shade.

How much space does big blue lilyturf need?

At maturity 11¾ in–1 ft 6⅛ in wide and 9⅞ in–1 ft 5¾ in tall; recommended spacing 11¾ in.

Slugs and snails — what can you do?

Check new growth in spring. Collect in the evening by torchlight.

Sources (14) Checked 24 October 2026

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