Variety traits

Abundance and duration of flowering

Abundance and duration of flowering are phenological indicators reflecting the density of flowers on a plant and the time span of the flowering phase, which determine the potential productivity and adaptability of a variety.

Mentioned in descriptions 4 764 varieties reference book.

Duration of flowering characterizes the period in days during which the plant is in this phase, defining the crop's window of vulnerability to external factors. Abundance of flowering represents the quantitative or visual density of flowers on a plant, serving as an indicator of reproductive capacity and potential yield.

During variety testing, evaluation is carried out based on phenological dates, including the onset, peak, and end of flowering, as well as by using scoring scales. High scores are assigned to varieties with synchronous and uniform flowering without abnormalities, whereas low values indicate weak or uneven plant development.

These indicators are determined by the genetic characteristics of the variety, as well as by the influence of photoperiodism, temperature regime, and moisture availability. Flowering stability is evaluated by comparing with regionalized standard varieties, with deviations in timing of more than five days being considered significant for determining the maturity group.

Sources10

Breakdown by crop

Found in these crops

Rose 274 Moth Orchid 55 Clematis 51 Bigleaf hydrangea 49 Anthurium 45 Dahlia 41 Petunia 38 Chrysanthemum 38 Calibrachoa 37 Peach 32 Horseshoe pelargonium 28 New Guinea Impatiens 26

Varieties that feature this in their description

Selection based on the description text, not official resistance ratings: such data is not available in registers. Mention indicates that the trait is discussed in the variety's sources; see the variety's profile for details on what is specifically stated.

POULPAH127

Application submitted

Rosa L. · Rose

Poulsen Roser A/S

1 record

Pink Leyla

Terminated

Streptocarpus x hybridus Voss · Cape primrose

Fleischle Gartenbau GbR

1 record

Phoenix

Terminated

Pelargonium L'Hér. ex Ait. · Geranium

Novartis Seeds B.V.

1 record

PEACLOE

Terminated

Rosa L. · Rose

Colin Pearce

1 record

QL1

Active

Lavandula pedunculata (Mill.) Cav. · French lavender

Graff Breeding A.S.

1 record

Pink Starlight

Withdrawn

Clematis L. · Clematis

CADSONBURY PLANT BREEDERS

1 record

Pompidou

Active

Hydrangea macrophylla (Thunb.) Ser. · Bigleaf hydrangea

Van Klaveren Plant B.V.

1 record

Pompadour

Active

Prunus persica (L.) Batsch · Peach

PSB Producción Vegetal S.L

2 records

PE11037

Terminated

Petunia Juss. · Petunia

BRANDED GARDEN PRODUCTS

1 record

PENBOW

Terminated

Penstemon heterophyllus Lindl.

Bryn Bowles

1 record

Piccolino

Terminated

Echinacea Moench. · Coneflower

Marco van Noort Vaste Planten V.O.F.

1 record

Patty

Terminated

Spathiphyllum Schott · Spathiphyllum

NOBELS GUSTAAF

1 record

P16132

Active

Coreopsis rosea Nutt. · Pink coreopsis

Uriseed Institute

1 record

Oriba

Terminated

Kalanchoe blossfeldiana Poelln. · Flaming Katy

FGB B.V.

1 record

Ovation Red Peppermint

Terminated

Impatiens New Guinea Group · New Guinea Impatiens

DREWLOW LYNDON

1 record

MVNC1904

Application submitted

Coreopsis L. · Tickseed

Marco van Noort Breeding B.V.

1 record

PHA925456

Application submitted

Phalaenopsis Bl. · Moth Orchid

Anthura B.V.

2 records

Ovation Red

Terminated

Impatiens New Guinea Group · New Guinea Impatiens

DREWLOW LYNDON

1 record

Oranges and Lemons

Terminated

Gaillardia Foug. · Blanket flower

Hardy's Cottage Garden Plants

1 record

Penny Star

Terminated

Sanvitalia Lam. · Creeping Zinnia

Theo Grünewald

1 record

Night Mare

Terminated

Gladiolus L. · Gladiolus

Gebr. Zijlstra B.V.

1 record

Pacbured

Terminated

Pelargonium crispum (P. J. Bergius) L'Hér. · Crisped-leaf pelargonium

Klaus Olbricht

1 record

Nirporex

Active

Rosa L. · Rose

NIRP International S.A.S.

1 record

Moulin Rouge

Terminated

Malus Mill. · Apple

Jan Sterken

2 records

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Variety traits

Maturity group 89 063
Yield 67 000
Vigor 53 548
Plant height 51 504
Lodging 50 198
Taste and aroma 36 010
Variety origin 29 523
Productivity 27 845

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Text source

This summary is compiled from the publications listed in the sources and verified by an editor. It contains no legally significant information; it provides agronomic context for registry data rather than the registry data itself.