Four bands of colour
Burgundy, pink, green and white run lengthwise along the blades.
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Your garden’s little firework! 🎇
Family: Poaceae · Pot diameter: 19cm (3 litres) · Height: 40–60cm
Pennisetum advena ‘Fireworks’ is the striped fountain grass that turns a plain green composition into a living brushstroke with presence from both near and far. Every arching blade carries lengthwise burgundy, pink, green and white bands, while upright culms open into an airy fountain. From early summer, soft reddish panicles hover over the tussock and gradually mature to a quiet beige.
In one warm growing season it can reach about 80–120cm with the panicles and 50–80cm in spread. It is a tender warm-season grass: colder gardens use it seasonally, while a sheltered Mediterranean site may see it return from the crown. Strong colour depends on light, and old foliage dries after cold weather.
The currently accepted identity is Cenchrus × cupreus; Pennisetum advena remains a widely used horticultural synonym.
A vigorous basal tussock with striped arching blades and long panicles that age from reddish purple to beige.
Burgundy, pink, green and white run lengthwise along the blades.
Upright culms and arching leaves build an open, dynamic fountain.
Purple-red bottlebrush panicles open in summer and fade to beige.
Why you will love it: it combines linear colour, strong rhythm and silky movement within one clean outline.
Place it in a prominent warm border position or a roomy pot with free drainage. Allow roughly 60–80cm from neighbouring mature tussocks so its leaves can arch freely without covering a path.
Pink and burgundy bands stand out beside silver foliage, deep violet and small white flowers.
Full sun for dense growth and clear pink-burgundy bands; shade makes the foliage greener.
Water regularly while rooting and deeply in heat, allowing the surface to dry slightly between soakings.
Tender and warmth-loving; protect the crown from frost and cold, saturated soil.
Not intended for consumption; finely rough margins and mature panicles may cause mechanical irritation.
Give full sun and shelter from cold winds for the strongest variegation.
Maintain even moisture while it establishes; later, soak deeply before the blades wilt.
Use fertile but freely drained soil and never leave water around the crown.
A light spring feed is enough; excess nitrogen softens growth and blurs the bands.
Retain dry foliage as light protection, then cut it low only before new growth begins.
Preserving the stripes requires asexual increase by division, not seed.
Wear gloves when handling the narrow blades and dry panicles; do not treat the plant as edible or specifically safe for pets.
Cenchrus setaceus (syn. Pennisetum setaceum) is on the Union list of invasive alien species. Fireworks is now classified as the hybrid Cenchrus × cupreus; because of its older names, obtain current written confirmation in Greece before planting, moving or supplying it.
New culms rise from the crown and the bands strengthen as light increases.
The tussock rises and arches, carrying purple-red bottlebrush panicles.
Panicles fade and cold gradually dries the foliage.
Mature Cenchrus × cupreus ‘Fireworks’ builds a dense basal tussock from which separate sheathed culms, arching striped blades and panicles rise at varied heights. The side elevation shows a fountain, not a solid shrub.
The drawings connect young basal emergence with flowering and natural drying after cold weather.
What to expect after planting: Growth starts once the soil warms, fills quickly into a fountain-shaped tussock and flowers within the same warm season. Cold weather reduces or dries the top growth.
In spring 2004, Ronald Strasko noticed a culm with unusual white, green and burgundy stripes on a ‘Rubrum’ at Creek Hill Nursery in Leola, Pennsylvania. He selected this spontaneous sport for its stable variegation and vigorous fountain-shaped habit.
In June that year Strasko made the first asexual increase by culm division. Later generations produced through division and tissue culture retained the bands, growth habit and purple-red panicles of the original sport.
The US application was filed on 14 August 2006 under the then-used classification Pennisetum setaceum, and US Plant Patent 18,504 was granted on 19 February 2008. In Europe, the initial application under Cenchrus setaceus was withdrawn; replacement application 2010/2527 under Cenchrus advena led to Community Plant Variety Right 33014, granted on 18 June 2012 and expiring on 31 December 2037.
Current taxonomic synthesis places the plant as Cenchrus × cupreus ‘Fireworks’, while Pennisetum advena ‘Fireworks’ survives as a familiar trade synonym. The same striped sport therefore carries a newer botanical name than it did in its original patent.
Variegation runs along the blade and appears on both its upper and lower surfaces.
Each linear leaf wraps the base of a cylindrical culm in a sheath before arching outwards.
Each apparently single panicle contains many small spikelets surrounded by long bristles.
Six specific answers about the identity, colour, size, winter behaviour and responsible management of Fireworks.
The accepted identity is now Cenchrus × cupreus, with Pennisetum advena widely used as a synonym. The old patent classification does not by itself equate it with wild C. setaceus.
In a mature warm season, allow about 80–120cm in height with panicles and 50–80cm in spread.
Give full sun, moderate feeding and an open position; shade increases green and lowers contrast.
It is a tender grass of roughly USDA zone 9 and warmer. Survival depends on frost, drainage and crown protection.
No such guarantee is made. The patent observed no seed in its trials, but that does not prove sterility or lack of risk in every climate.
Rules depend on exact botanical identity and can change. Confirm current Greek implementation before planting, moving or supplying it.