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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.

Caschamp

Terminated

Petunia Juss. · Petunia

Gavriel Danziger

1 record

BKDAGIGP

Terminated

Dahlia Cav. · Dahlia

SANNE HELENA RUIGROK

2 records

Dala Triwhi

Terminated

Diascia Link & Otto · Twinspur

Goldsmith Seeds Europe B.V.

1 record

BC2401WIZ

Application submitted

Hydrangea macrophylla (Thunb.) Ser. · Bigleaf hydrangea

Blooming Creations International B.V.

1 record

BOZVAZ018

Active

Rosa L. · Rose

Pheno Geno Roses B.V.

1 record

Crystal Blush

Terminated

Streptocarpus Lindl. · Cape Primrose

Lynne Dibley, Cynthia Dibley, Gareth Dibley, Rex Dibley

1 record

CIPZ0003

Terminated

Campanula x haylodgensis hort

Syngenta Participations AG

1 record

Cherry Ice

Terminated

Impatiens walleriana Hook. f. · Busy Lizzie

COLE DOUG

1 record

BKPCMPNN

Active

Campanula portenschlagiana Schult. · Dalmatian bellflower

Annie Cornelia Beekenkamp

1 record

Bocoalsdel

Terminated

Geranium wallichianum D. Don ex Sweet · Wallich's geranium

Boot & Co. Boomkwekerijen B.V.

1 record

Chiko

Terminated

Saintpaulia ionantha H. Wendl. · African violet

INTERNATIONAL PLANT BREEDING (IPB) AG

1 record

BKCELANP

Withdrawn

Celosia L. · Cockscomb

Annie Cornelia Beekenkamp

1 record

AN2198403

Application submitted

Anthurium-Andreanum-Hybriden · Anthurium

Anthura B.V.

1 record

Balsompocel

Active

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

Jianping Ren

1 record

A MADRID

Withdrawn

Kalanchoe Adans. · Kalanchoe

Knud Jepsen

1 record

BOZREKA027

Withdrawn

Rosa L. · Rose

Pheno Geno Roses B.V.

1 record

Allrosella

Terminated

Veronica x media Schrad.

ALLPLANTS HOLDING B.V.|STUART SCOTT

1 record

Alissa

Terminated

Streptocarpus x hybridus Voss · Cape primrose

Lynne Dibley, Gareth Dibley, Rex Dibley, Cynthia Dibley

1 record

Bozalexfra

Withdrawn

Rosa L. · Rose

Pheno Geno Roses B.V.

1 record

Balfireitim

Active

Verbena L. · Vervain

Laura L. Masor

1 record

AN2142228

Active

Anthurium-Andreanum-Hybriden · Anthurium

Anthura B.V.

1 record

Balcelipurt

Terminated

Impatiens New Guinea Group · New Guinea Impatiens

KERRY MEYER STROPE

1 record

Breathless

Active

Geranium L. · Crane's Bill

Karin Kosick

1 record

Brandaris

Terminated

Chrysanthemum L. · Chrysanthemum

Hubert Brandkamp

1 record

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