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Grass Like

Milium effusum 'Yaffle' (v)

wood millet 'Yaffle'

A semi-evergreen, perennial grass forming loose clumps of arching, bright green leaves each with a central yellow stripe. Delicate, open sprays of yellow flowers are produced in early summer

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Ultimate height

0.1–0.5 metres

Time to ultimate height

2–5 years

Ultimate spread

0.1–0.5 metres

Chalk

Clay

Loam

Sand

Moisture

Moist but well–drained, Well–drained

pH

Acid, Alkaline, Neutral

	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Partial shade

Aspect

West–facing or North–facing or East–facing

Exposure

Exposed or Sheltered

Hardiness
Hardiness ratings
All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets
H1a: under glass all year (>15C)
H1b: can be grown outside in the summer (10 - 15)
H1c: can be grown outside in the summer (5 - 10)
H2: tolerant of low temperatures, but not surviving being frozen (1 to 5)
H3: hardy in coastal and relatively mild parts of the UK (-5 to 1)
H4: hardy through most of the UK (-10 to -5)
H5: hardy in most places throughout the UK even in severe winters (-15 to -10)
H6: hardy in all of UK and northern Europe (-20 to -15)
H7: hardy in the severest European continental climates (< -20)

Botanical details

Family: Poaceae
Native to GB / Ireland: No
Foliage: Semi evergreen
Habit: Tufted
Genus: Milium can be annual or perennial grasses, forming clumps of flat, broadly linear leaves, with lax flowering panicles in summer
Name status: Accepted

How to grow

Cultivation

Grow in any moderately fertile, humus-rich, moist but well-drained soil. Intolerant of full sun on poor dry soil but will tolerate sun if soil is constantly moist

Propagation

Propagate by division in mid-spring

Suggested planting locations and garden types

Patio and container plants
City and courtyard gardens
Cottage and informal garden
Low Maintenance
Banks and slopes
Flower borders and beds

Pruning

Remove dead foliage and old, flowered stems in spring

Pests

Generally pest-free

Diseases

Generally disease-free

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