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 Chrysanthemum 38 Petunia 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.

Summer TV76

Active

Lavandula stoechas L. · French lavender

BG Breeding ApS

1 record

Tyann

Withdrawn

Erica x darleyensis Bean · Darley heath

Pépinières Renault S.A.R.L.

1 record

REX 25

Terminated

Exacum L. · Persian violet

Ex-Plant ApS

1 record

Dekallcream

Terminated

Chrysanthemum L. · Chrysanthemum

Cornelis W. Dekker

1 record

SUAPS 1729

Application submitted

Saxifraga fortunei (Maxim.) Hook. f. · Fortune's saxifrage

Olivier Galéa

1 record

Curly Ocean

Terminated

Saintpaulia ionantha H. Wendl. · African violet

De Eeuwige Lente B.V.

1 record

INCHA09103

Withdrawn

Euphorbia hypericifolia L. · Graceful sandmat

Innovaplant Zierpflanzen GmbH & Co KG

1 record

Kaia

Application submitted

Calluna vulgaris (L.) Hull · Common heather

Helmut Hiedl

2 records

Fandango

Terminated

Begonia-Rex-Hybridae · King begonia

Hoefnagels B.V.

1 record

ZOLOTOVOLOSKA

Terminated

Chrysanthemum L. · Chrysanthemum

Zavidova Liudmyla Hnativna, Horobets Vasyl Fedorovych,

2 records

Zharynka

Terminated

Lilium L. · Lily

Kykot Larysa Mykhailivna

2 records

Wekdieliopa

Active

Rosa L. · Rose

Weeks Roses (US)

1 record

WALTZ

Terminated

Pelargonium L'Hér. ex Ait. · Geranium

Ingeborg SCHUMANN (DE)

1 record

White Icicle

Active

Ribes sanguineum Pursh · Red-flower currant

Information not available - Contact NL authorities

3 records

Wendy Sunny Balloon

Active

Kalanchoe manginii Raym.-Hamet & H. Perrier · Chandelier plant

FISCHBECK| Max Fischbeck

1 record

Violette d'Auvergne

Active

Solanum tuberosum L. · Potato

INCONNU (FR)

1 record

Vechirnia Symfoniia

Terminated

Chrysanthemum L. · Chrysanthemum

Zavidova Liudmyla Hnativna, Horobets Vasyl Fedorovych,

2 records

Uhtsi

Withdrawn

Clematis viticella L. · Italian leather flower

Uno Kivistik, Aili Kivistik

1 record

Utigord Falls

Active

Rosa L. · Rose

Verschuren Rozen B.V.

1 record

Tristan

Terminated

Callistephus chinensis (L.) Nees · China aster

Krakowska Hodowla i Nasiennictwo Ogrodnicze POLAN sp. z o.o.

1 record

True Love

Active

Phalaenopsis Bl. · Moth Orchid

Floricultura B.V.

1 record

Tinga

Terminated

Lathyrus tingitanus L. · Gypsy Sweet Pea

SPAETH HANS| Dr. Hans Rolf Spaeth

1 record

Tracy

Active

Phlox paniculata L. · Garden phlox

Fa. J. Hogenboom

1 record

Tiivi

Active

Clematis L. · Clematis

Uno Kivistik, Aili Kivistik

1 record

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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.