Variety traits

Winter Hardiness — Echinacea (hybrids)

Hybrids between Echinacea purpurea (L.) Moench and Echinacea paradoxa (Norton) Britton

The winter hardiness of Echinacea purpurea × E. paradoxa hybrids is determined by their ability to survive in USDA zones 4–9, with the critical factor being soil drainage during the winter period rather than tolerance to low temperatures.

In the reference 15 varieties crop Hybrids between Echinacea purpurea (L.) Moench and Echinacea paradoxa (Norton) Britton, where this is mentioned in the description.

For these hybrids, winter hardiness is a complex trait, where plant viability during the winter is limited by the soil's hydrothermal regime. Due to the inheritance of intermediate characteristics from the parent species, the hybrids are extremely sensitive to moisture stagnation, which causes damping-off and is often mistakenly attributed to insufficient frost resistance.

Successful overwintering of these plants depends directly on agrotechnical conditions, primarily on ensuring effective drainage and preventing the root system from becoming waterlogged. Late autumn planting significantly reduces the chances of adaptation and overwintering; therefore, to maintain the longevity of plantings, it is recommended to use well-drained sites or raised beds.

General information about the subject — on the page Winter hardiness.

Sources8

Varieties of Hybrids between Echinacea purpurea (L.) Moench and Echinacea paradoxa (Norton) Britton mentioned in the description

Selection based on the description text, not on official evaluation: these data are absent from registers. For specific variety details, please refer to its profile.

Canteloupe

Active

Hybrids between Echinacea purpurea (L.) Moench and Echinacea paradoxa (Norton) Britton

HARINI KORLIPARA

1 record

Balevoeen

Withdrawn

Hybrids between Echinacea purpurea (L.) Moench and Echinacea paradoxa (Norton) Britton

Jianping Ren^^^Richard H. Wells

1 record

Coral Reef

Terminated

Hybrids between Echinacea purpurea (L.) Moench and Echinacea paradoxa (Norton) Britton

HARINI KORLIPARA

1 record

Cinnamon Cupcake

Terminated

Hybrids between Echinacea purpurea (L.) Moench and Echinacea paradoxa (Norton) Britton

HARINI KORLIPARA

1 record

Flamingo

Terminated

Hybrids between Echinacea purpurea (L.) Moench and Echinacea paradoxa (Norton) Britton

HARINI KORLIPARA

1 record

Secret Joy

Terminated

Hybrids between Echinacea purpurea (L.) Moench and Echinacea paradoxa (Norton) Britton

HARINI KORLIPARA

1 record

Secret Love

Terminated

Hybrids between Echinacea purpurea (L.) Moench and Echinacea paradoxa (Norton) Britton

HARINI KORLIPARA

1 record

Secret Passion

Terminated

Hybrids between Echinacea purpurea (L.) Moench and Echinacea paradoxa (Norton) Britton

HARINI KORLIPARA

1 record

Balsclemc

Withdrawn

Hybrids between Echinacea purpurea (L.) Moench and Echinacea paradoxa (Norton) Britton

Jianping Ren

1 record

Balscmelux

Application submitted

Hybrids between Echinacea purpurea (L.) Moench and Echinacea paradoxa (Norton) Britton

Jianping Ren

1 record

Daydream

Terminated

Hybrids between Echinacea purpurea (L.) Moench and Echinacea paradoxa (Norton) Britton

HARINI KORLIPARA

1 record

Colorburst Orange

Withdrawn

Hybrids between Echinacea purpurea (L.) Moench and Echinacea paradoxa (Norton) Britton

HARINI KORLIPARA

1 record

Orange You Awesome

Withdrawn

Hybrids between Echinacea purpurea (L.) Moench and Echinacea paradoxa (Norton) Britton

Hans A. Hansen

1 record