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Penhill Dark Monarch
Bred by Unknown · Introduced 2005
One of the most dramatic dinner-plate dahlias ever grown. Deep oxblood petals with a velvety sheen that deepens toward the center.
Variety Details
FormInformal Decorative
Size ClassGiant
ColorDark Red / Purple
BreederUnknown
Year Introduced2005
RarityRare / Collector variety
Growing Notes
Fully double, broad petals
4"–14" diameter range
Formal or informal petal arrangement
- →Formal decoratives benefit from disbudding for exhibition quality
- →Informal decoratives are more forgiving and great for garden display
- →Pinch the growing tip at 12 inches for bushier plants
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About Informal Decorative Dahlias
Decorative dahlias are the most popular dahlia form — broad, flat petals that can be formally or informally arranged. From 4-inch small decoratives to 12-inch dinner plates, this category spans the widest range in the dahlia world.
Browse all Informal Decorative varieties →
