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Variety traits

Germination — Kentucky bluegrass

Poa pratensis L.

The germination of Kentucky bluegrass seeds is an indicator of the proportion of normally germinated seeds, determined under laboratory conditions at alternating temperatures, and requiring specific regimes to overcome natural dormancy.

In the reference 8 varieties crop Kentucky bluegrass, where this is mentioned in the description.

Determining the germination of Kentucky bluegrass seeds requires strict adherence to a temperature regime of 20–30 °C. Due to the biological characteristics of the seeds, pre-chilling and the use of potassium nitrate as a treatment agent are often applied to stimulate germination. The full analysis cycle, including dormancy-breaking stimulation, can take up to 30 days.

According to current standards, germination rates for Kentucky bluegrass seed material of various categories are set at 85–90%. In professional practice, the use of seeds with a 80–100% rate is recommended, while lots with a germination rate of less than 75% are considered unsuitable for sowing.

Given the slow initial development rate of Kentucky bluegrass, high seed germination is critical for preventing stand thinning and reducing the risk of weed infestation. The germination rate directly affects the calculation of the cultural value and the seeding rate, determining the density of the future stand.

General information about the subject — on the page Germination capacity.

Sources8

Varieties of Kentucky bluegrass mentioned in the description

Selection based on the description text, not on official evaluation: these data are absent from registers. For specific variety details, please refer to its profile.

Poa pratensis L. · Kentucky bluegrass

PROSEEDS MARKETING

IT
5 records

Poa pratensis L. · Kentucky bluegrass

JACKLIN SEED

IT
6 records

Geronimo

Active

Poa pratensis L. · Kentucky bluegrass

Mommersteeg International BV (NL)

CZ DE EE FI FR HR +4
23 records

Cocktail

Active

Poa pratensis L. · Kentucky bluegrass

WIJK| Dr. A.J.P. van Wijk c/o Limagrain Advanta Nederland B.V.

CZ DE DK EE FI FR +3
19 records

Bartender

Protection expired

Poa pratensis L. · Kentucky bluegrass

Barenbrug Holland BV, 6501 BH Nijmegen

CZ DE FI HU NL PL +1
16 records

Poa pratensis L. · Kentucky bluegrass

Barenbrug Holland BV (NL)

DE FR HR
13 records

Andante

Terminated

Poa pratensis L. · Kentucky bluegrass

PRODANA SEED A/S - DLF SEEDS A/S

CZ DE DK EE PL SE +1
12 records

Rugby II

Active

Poa pratensis L. · Kentucky bluegrass

JACKLIN SEED

ES HR
8 records

Barduke

Active

Poa pratensis L. · Kentucky bluegrass

Petrus Arts

DE NL UA
10 records

Chester

Active

Poa pratensis L. · Kentucky bluegrass

DLF-Seeds A/S

AT DE
8 records

Poa pratensis L. · Kentucky bluegrass

Barenbrug USA

CZ DE FR
7 records

Volt

Active

Poa pratensis L. · Kentucky bluegrass

Rutgers, the State University of New Jersey and Mountain View Seeds, Ltd.

IT
6 records

Poa pratensis L. · Kentucky bluegrass

Jonathan Green and Sons, Inc. and Cascade International Seed Company

IT PL
6 records

Borsala

Active

Poa pratensis L. · Kentucky bluegrass

DLF SEEDS A/S

DE
7 records

Pivot

Active

Poa pratensis L. · Kentucky bluegrass

PURE SEED TESTING

CZ
4 records

Right

Active

Poa pratensis L. · Kentucky bluegrass

PURE SEED TESTING

IT
5 records

Jackpot

Active

Poa pratensis L. · Kentucky bluegrass

JACKLIN SEED

PL
4 records

Navy

Active

Poa pratensis L. · Kentucky bluegrass

JACKLIN SEED

CZ
5 records

Babe

Active

Poa pratensis L. · Kentucky bluegrass

PURE SEED TESTING

LT
4 records

Poa pratensis L. · Kentucky bluegrass

The Scotts Company

IT
5 records

Shannon

Active

Poa pratensis L. · Kentucky bluegrass

Rutgers, The State University of New Jersey

IT
6 records

Legend

Active

Poa pratensis L. · Kentucky bluegrass

Peak Plant Genetics, LLC & Rutgers, The State University of New Jersey

CZ
4 records

Lavang

Active

Poa pratensis L. · Kentucky bluegrass

Landbruks- og matdepartementet, N - 0030 Oslo

4 records

Tirem

Active

Poa pratensis L. · Kentucky bluegrass

PURE SEED TESTING

CZ
4 records