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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.

Molly

Active

Anthurium Schott · Anthurium

PLATE| Renate Plate

DE
2 records

MEISECASO

Protection expired

Rosa L. · Rose

Meilland International S.A.

FR
2 records

Miracle

Active

Lilium longiflorum Thunb. · Easter lily

Mak Niels Johannes Cornelis

NL
2 records

Meigurami

Terminated

Rosa L. · Rose

Universal Rose Selection-Meilland

FR
2 records

Mirambel

Active

Cucumis melo L. · Melon

RAMIRO ARNEDO, S.A.

ES
2 records

Meizabo

Terminated

Rosa L. · Rose

ALAIN ANTOINE MEILLAND (FR)

FR
2 records

MEIFRUIJE

Protection expired

Rosa L. · Rose

SNC Meilland & Cie

FR
2 records

Meilezpha

Terminated

Rosa L. · Rose

ALAIN ANTOINE MEILLAND (FR)

FR
2 records

Lisa

Terminated

Dahlia Cav. · Dahlia

Dahli Trade B.V.

NL
2 records

Lion King

Active

Citrullus lanatus (Thunb.) Matsum. & Nakai · Watermelon

Dr Eyal Vardi

CY
2 records

Loretta

Protection expired

Saintpaulia ionantha H. Wendl. · African violet

Holtkamp, Sr., Reinhold|Blumenstrasse 28, D 4242 Rees-Haffen, Federal Republic of Germany

DK
2 records

Lenblank

Protection expired

Rosa L. · Rose

Lens, L.

NL
2 records

Jetty

Active

Spathiphyllum Schott · Spathiphyllum

Brouwer, Wim A. J.|Nootdorp, Netherlands

NL
2 records

Jimenado

Application submitted

Capsicum annuum L. · Bell pepper

ESASEM S.p.A

HU
2 records

Imanta

Active

Solanum tuberosum L. · Potato

Gunta Bebre

LV
3 records

Hami

Terminated

Chrysanthemum L. · Chrysanthemum

Andreas Niederländer

NL
2 records

Hailey

Terminated

Gerbera L. · Gerbera

Jan Leendert Eveleens

NL
2 records

Goldsegen

Active

Solanum tuberosum L. · Potato

Saatbau Linz OÖ. Landes-Saatbaugen.reg.Gen.m.b.H.

AT
3 records

Gerpelrov

Terminated

Pelargonium L'Hér. ex Ait. · Geranium

Geraflor EARL (FR)

FR
2 records

Firenze '90

Active

Prunus domestica L. · European plum

IT
2 records

Filina

Active

Prunus persica (L.) Batsch · Peach

Institute of Fruit Crops-Plovdiv

BG
3 records

Ferpeo

Active

Prunus persica (L.) Batsch · Peach

Institut National de Recherche pour l'Agriculture l'Alimentation et l'Environnement (INRAE)

FR
5 records

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