Variety traits

Leafiness

Leafiness is an agronomic indicator reflecting the proportion of leaves in the total plant biomass, expressed as a percentage. It is of key importance for assessing the nutritional value of crops and the intensity of photosynthetic processes.

Mentioned in descriptions 13 493 varieties reference book.

Leafiness represents the ratio of leaf mass to the total mass of the plant's above-ground organs. This indicator is manifested through the ratio of leaf blades to stems, which directly determines the nutritional value of forage crops, as leaves contain significantly more vitamins and protein than stems.

The value of leafiness depends on the genetic characteristics of the variety, the current stage of plant development, and the applied agricultural practices. Generally, the proportion of leaves is higher at the beginning of the growing season and gradually decreases towards the flowering and maturation stages, when the mass of stems and generative organs increases.

During variety trials, leafiness is evaluated as part of the variety's agricultural utility through gravimetric analysis of green mass samples. High values are preferred for forage crops, while low values may indicate coarseness, which reduces digestibility and the nutritional quality of the product.

Sources9

Breakdown by crop

Tomato Foliation 306 Pepper foliage density 140 Maize leafiness 84 Watermelon foliage density 64 Maize leafiness 44 Melon foliage density 41 Leafiness of alfalfa 35 Leafiness — garden strawberry 31 Potato Foliation 31 Cucumber Foliage Density 24 Leafiness — Perennial ryegrass 23 Leafiness — Sudangrass 21 Foliage density of eggplant 20 Leafiness — Red Clover 14 Leafiness — Timothy grass 14 Tomato foliage density 14 Leafiness — Italian ryegrass 14 Strawberry Foliage Density 12 Leafiness — Orchard grass 10 Sunflower foliage 10 Leafiness — Pelargonium zonale 10 Leafiness — Italian ryegrass 9 Squash Leafiness 9 Pea Leafiness 8

Found in these crops

Rose 2 190 Tomato 672 Potato 416 Bell pepper 357 Carrot 269 Bigleaf hydrangea 257 Garden strawberry 187 Watermelon 165 Dahlia 159 Common heather 158 Lily 149 Horseshoe pelargonium 140

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.

Joudivis

Active

Solanum lycopersicum L. · Tomato

Nunhems Netherlands B.V.

4 records

Josaber2

Active

Berberis thunbergii DC. · Japanese barberry

Josa Selecties BV

3 records

Jeroboam

Active

Brassica oleracea L. (Cauliflower Group) · Cauliflower

HM.CLAUSE

3 records

Kerren

Active

Solanum tuberosum L. · Potato

EUROPLANT Innvovation GmbH & Co. KG

5 records

Katina

Active

Sinapis alba L. · White mustard

Michaela Schlathölter

4 records

Jolana

Active

Daucus carota L. · Carrot

SEMO a.s

3 records

Jefferson

Active

Daucus carota L. · Carrot

BEJO ZADEN

4 records

Jastis

Active

Solanum lycopersicum L. · Tomato

HAZERA SEEDS BV

3 records

Janke

Active

Solanum tuberosum L. · Potato

Johan Martijn Kannegieter, Harm Kannegieter

5 records

Jacretou

Active

Rosa L. · Rose

Zary Keith (US)

3 records

Jaclover

Active

Rosa L. · Rose

Zary Keith W.|Thousand Oaks, CA

3 records

Impala

Application submitted

Capsicum annuum L. · Bell pepper

CLAUSE VEGETABLE SEEDS, FR

5 records

Kaamos

Active

Capsicum annuum L. · Bell pepper

Syngenta Seeds B.V.

3 records

Jumbo

Active

Sorghum x drummondii (Steud.) Millsp. & Chase · Sudangrass

Pacific Seeds Pty Ltd

5 records

Interlav

Protection expired

Rosa L. · Rose

MR PETER ILSINK

3 records

Ispan

Active

Capsicum annuum L. · Bell pepper

ZKI, H

3 records

Jonas

Active

Solanum tuberosum L. · Potato

Saka Pflanzenzucht GmbH Co KG

4 records

Iguazu

Active

Capsicum annuum L. · Bell pepper

Enza Zaden Beheer B.V.

3 records

Jannis

Active

Beta vulgaris Garden Beet Group · Garden beet

Ute Kirchgaesser

4 records

Ivtahockey

Active

Rosa L. · Rose

STICHTING DLO-CENTRUM VOOR PLANTENVEREDELINGS-EN

3 records

Jacimgol

Active

Rosa L. · Rose

DR KEITH ZARY

3 records

Hunor

Active

Ginkgo biloba L. · Ginkgo

Elemér Barabits

3 records

Hermine

Active

Allium cepa L. var. aggregatum G. Don · Shallot

Union des Coopératives Agricoles

4 records

Hermes

Active

Sorghum x drummondii (Steud.) Millsp. & Chase · Sudangrass

CAL-WEST SEEDS

3 records

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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.