Grass · Poaceae family
Purple moor grass
Molinia caerulea
In short a 10-second read
spacing 50 cm
Where to plant and how much to water
Sun, soil and water.
It grows best in full sun to part shade, in average to moist soil.
Sun
Soil
Watering
Frost
How much space it takes
Mature size.
The mature plant next to a person (175 cm).
Plant 50 cm 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.
Months for Central Europe. The line shows the current month.
The year at a glance
Planting
container plant: March–May, September–October
Feeding
Nutrition.
Pests and diseases
Common problems and what to do.
The most common problems in Central Europe. Protection is listed from the gentlest option.
No serious pests or diseases
The source lists no significant problems.
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.
saw-toothed hydrangea
0.6–1.5 m
Siberian iris
0.6–1.2 m
Shasta daisy
0.3–1.2 mReady-made Studio combinations with this plant
Click a combination — the Studio opens a new raised bed with it already planted.
Frequently asked
Quick answers.
Does purple moor grass tolerate shade?
It tolerates part shade (3–6 hours of sun), but not full shade.
How much space does purple moor grass need?
At maturity 0.3–0.6 m wide and 0.4–1.2 m tall; recommended spacing 50 cm.
Sources (7) Checked 28 September 2026
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