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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

Abundance and duration of rose flowering 372 Abundance and Duration of Phalaenopsis Flowering 61 Abundance and Duration of Clematis Flowering 61 Abundance and Duration of Petunia Flowering 60 Abundance and duration of flowering — Hydrangea macrophylla 59 Abundance and duration of Dahlia flowering 51 Abundance and Duration of Chrysanthemum Flowering 50 Abundance and duration of flowering — Anthurium andraeanum 47 Abundance and Duration of Flowering — New Guinea Impatiens 38 Abundance and duration of flowering — Pelargonium zonale 36 Abundance and duration of peach flowering 34 Abundance and duration of Pelargonium flowering 32 Abundance and Duration of Fuchsia Flowering 25 Abundance and duration of Alstroemeria flowering 25 Abundance and duration of Dianthus caryophyllus flowering 24 Abundance and Duration of Flowering — Begonia elatior 24 Verbena flowering duration and abundance 21 Abundance and duration of Saintpaulia flowering 19 Abundance and duration of potato flowering 18 Abundance and duration of Nemesia flowering 17 Abundance and duration of flowering — Pelargonium peltatum 16 Flowering abundance and duration — Impatiens walleriana 15 Abundance and duration of flowering — Mandevilla sanderi 14 Abundance and Duration of Flowering — Pelargonium (hybrids) 13

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.

Marina

Terminated

Streptocarpus Lindl. · Cape Primrose

FLEISCHLE GERHARD

1 record

Meifloccus

Terminated

Rosa L. · Rose

Alain Antoine Meilland

1 record

Korneumaid

Active

Rosa L. · Rose

WILHELM-ALEXANDER KORDES

1 record

Meilaloya

Terminated

Rosa L. · Rose

Alain Antoine Meilland

1 record

Maya

Active

Prunus persica (L.) Batsch · Peach

PSB Producción Vegetal S.L

2 records

MARKEEP

Terminated

Buddleja davidii Franch. · Butterfly bush

ELIZABETH KEEP

1 record

Kolmagisno

Terminated

Exochorda racemosa (Lindl.) Rehder

Kolster Holding B.V.

1 record

KLEMH11015

Terminated

Lampranthus bicolor (L.) N. E. Br. x Lampranthus pocockiae (L. Bolus) N. E. Br.

Nils Klemm^^^Antonella Capo

1 record

LEUZ0006

Active

Leucanthemum maximum (Ramond) DC. · Maximum daisy

Syngenta Crop Protection AG

1 record

Lemon Puff

Active

Leucanthemum x superbum (Bergmans ex J. W. Ingram) D. H. Kent · Shasta daisy

HARINI KORLIPARA

1 record

KRSWEPI01

Active

Begonia x hiemalis Fotsch · Elatior Begonia

LUBBERTUS H.KOPPE

1 record

KLEAF18110

Active

Argyranthemum frutescens (L.) Sch. Bip. · Marguerite daisy

Klemm + Sohn GmbH & Co. KG^^^Nils Klemm^^^Maike Boxriker

1 record

Kitoreno

Active

Impatiens New Guinea Group · New Guinea Impatiens

Ludwig Kientzler

1 record

KOVA8

Active

Hydrangea macrophylla (Thunb.) Ser. · Bigleaf hydrangea

J.W.P. Kolk Bloemen B.V.

1 record

KLEVP22039

Terminated

Verbena L. · Vervain

Ruijun Li

1 record

KLEPH18356

Active

Petunia Juss. · Petunia

Klemm + Sohn GmbH & Co. KG^^^Nils Klemm^^^Antonella Capo

1 record

Korsarog

Terminated

Rosa L. · Rose

Wilhelm Kordes,Tim-Hermann Kordes,Margarita Kordes

1 record

Kersuplum

Active

Petunia x atkinsiana D. Don · Garden petunia

David William Kerley, Timothy Edward Kerley, Sarah Elisabeth Kerley, Priscilla Grace Kerley

1 record

Little Magic

Withdrawn

Ocimum basilicum L. · Basil

Udo Schäfer

1 record

Lagvap

Withdrawn

Lagerstroemia indica L. · Crape myrtle

Valérie Pouillart

1 record

Kerberyburst

Withdrawn

Petunia x atkinsiana D. Don · Garden petunia

Priscilla Grace Kerley, Sarah Elisabeth Kerley, David William Kerley, Timothy Edward Kerley

1 record

Kolmago

Terminated

Hypericum x inodorum Mill. · Tall tutsan

Floribreed V.O.F.

1 record

Inndiaapri

Terminated

Diascia Link & Otto · Twinspur

Silvia Hofmann

1 record

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