Helenium 'Helbro' (Helbro Sneezeweed)


Botanical Information

FamilyAsteraceae
GenusHelenium
Cultivar'Helbro'
CategoryPerennials

Details

USDA Hardiness Zone4-8
USDA Hardiness Ref.
Canada Hardiness Ref.
RHS Hardiness ZoneH7
RHS Hardiness Ref.
Height60-90 cm
Spread30-60 cm
Flowering PeriodAugust, September, October

Description and Growing Information

ShapeErect, clump-forming.
LandscapeBorders. Also effective in prairies, meadows, cottage gardens, wild gardens or in moist soils along bodies of water. Impressive when massed.
PropagationPropagate plants by division.
CultivationEasily grown in average, medium to wet soils in full sun. Prefers rich, moist soils. Intolerant of dry soils. Avoid over fertilization which may cause plants to grow too tall. Remove spent flowers to encourage additional bloom. Cut back plants by 1/2 after flowering.
PestsNo serious insect or disease problems. Foliage is susceptible to powdery mildew, leaf spot and rust.
HabitatHorticultural origin.
Leaf DescriptionAlternate, obovate, green leaves up to 10 cm long.
Flower DescriptionShowy 5 cm yellow and red rays with brown centers

Photographs