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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

Found in these crops

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.

Lobularia · Sweet alyssum

Teruo Takatomi

3 records

Dahlia Cav. · Dahlia

Nils Klemm^^^Maike Boxriker

3 records

Calibrachoa Cerv. · Calibrachoa

Birgit Hofmann

3 records

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

RUTH ELSEN

3 records

HM 1224

Active

Helleborus lividus Aiton x Helleborus niger L. x Helleborus x hybridus hort. ex Voss

Josef Heuger

3 records

HL 1038

Active

Helleborus niger x Helleborus x hybridus

Josef Heuger

3 records

HL 1024

Active

Helleborus niger x Helleborus x hybridus

Josef Heuger

3 records

Jamesbrittenia grandiflora (Galpin) Hilliard

Wilde Katinka

4 records

Nemesia Vent. · Nemesia

Silvia Hofmann

3 records

Begonia L. · Begonia

Silvia Hofmann

3 records

IBSZ0003

Active

Iberis sempervirens L. · Evergreen candytuft

Syngenta Participations AG

3 records

Lavandula angustifolia Mill. · English lavender

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

3 records

HL 1046

Active

Helleborus niger x Helleborus x hybridus

Josef Heuger

3 records

Garglow

Active

Gerbera L. · Gerbera

MELCHIOR MOEN

3 records

Grace

Active

Kalanchoe Adans. · Kalanchoe

Knud Jepsen

3 records

Dahlia Cav. · Dahlia

Verwer-Dahlia's B.V.

3 records

HIISLA51

Active

Hydrangea macrophylla (Thunb.) Ser. · Bigleaf hydrangea

van Dijk Roy Robin

3 records

H211908

Active

Hydrangea macrophylla (Thunb.) Ser. · Bigleaf hydrangea

Hydrangea Breeders Association B.V.

3 records

Hecrace

Terminated

Diascia Link & Otto · Twinspur

Hector Harrison

3 records

Fisdel

Terminated

Pelargonium L'Hér. ex Ait. · Geranium

Angelika Utecht

3 records

Nemesia Vent. · Nemesia

Silvia Hofmann

3 records

H211907

Active

Hydrangea macrophylla (Thunb.) Ser. · Bigleaf hydrangea

Hydrangea Breeders Association B.V.

3 records

Hydrangea paniculata Siebold · Panicled hydrangea

Lendert De Vos

3 records

Evipo029

Active

Clematis L. · Clematis

Poulsen Roser AS, DK - 3480 Fredensborg

3 records

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