The Gold Standard in Grass Seed
Designed for Irish Farms. Backed by Research. Delivered by Goldcrop.
Products
Goldcrop Grass Seed Mixtures
Whether you’re focused on grazing, silage, haylage, or biodiversity, there’s a Goldcrop mixture to suit your farming system.
Goldcrop’s Diamond Grass Seed Mixtures are formulated to maximise the productivity and profitability of Irish livestock farms. Drawing on the very best varieties from Teagasc Breeding Pasture Innovations , Deutsche Saatveredelung and Barenbrug, each mix is designed to deliver optimum performance for Irish soil and climate conditions
Click on the product below to explore the Goldcrop product range. For further details, ordering, or if you are looking for Bespoke mixtures, please contact your Goldcrop sales representative.
Top Grass Mixtures Ranges
*Bespoke Mixtures Are Also Available from Goldcrop.
Varieties
Clover Varieties
Higher Yields, Lower Nitrogen Needs, Boosts Farm Profitability.
Think Clover First — for performance, profitability and sustainability.
Clover is no longer optional — it’s essential. Whether you’re focused on reducing nitrogen input costs, improving animal performance, or meeting scheme requirements, every reseeding decision should start with clover.
Clodagh & Dungloe represents a new standard in white clover innovation, specifically designed to adapt to varied climates and diverse farming conditions.
This exclusive variety, developed through a collaboration between Teagasc and Goldcrop, is a robust and high-yielding solution for sustainable farming.
Varieties
Grazing Tetraploids
High-sugar tetraploids offering superior palatability, grazing utilisation, and animal performance.
BANBRIDGE
The benchmark grazing variety for 2026 and beyond
BANBRIDGE is a brand-new variety for 2026, with the highest total PPI of €268. BANBRIDGE delivers outstanding performance across both grazing and silage systems.
- Excellent graze-out to maximise conversion of grass into animal performance
- Exceptionally high spring growth, over 40% higher than the average variety, delivering valuable early season grass
- Outstanding sward quality with a leading Grazing Utilisation Index, again above average. A true 5 star grazing variety
- Highest yield under silage management for added system flexibility
BANBRIDGE combines efficiency, quality and robustness, making it the must-have grass variety for Irish farms in 2026 and beyond.
ASTON★ENERGY
5-STAR GRAZING VARIETY
✔︎ Better Grazing Performance
✔︎ Better Animal Production
✔︎ Better Farm Profitability
MEIDUNO
HIGH YIELD POTENTIAL
✔︎ Excellent Spring and seasonal yield
✔︎ Good grazing quality
✔︎ Ideally suited to grazing mixture
✔︎ Super 1st cut silage yields if required
GLENFIELD
NEW LATE TETRAPLOID FROM OAKPARK
✔︎ High yield potential
✔︎ Very high spring growth and silage yield for a late heading variety
✔︎ Bred by Teagasc in Oakpark, Carlow
TOLLYMORE
4 STARS FOR GRAZING UTILISATION
✔︎ Excellent Spring and Autumn Growth
✔︎ 4 stars for Grazing Utilisation
✔︎ Excellent quality considering yield poterntial
Varieties
Grazing Diploids
Dense, persistent swards with excellent ground cover and grazing efficiency.
OAKPARK
NEW LATE DIPLOID FROM TEAGASC
✔︎ Excellent spring and seasonal growth
✔︎ Has performed on farms sown to date
✔︎ Brings all the advantages of high-ground cover
✔︎Leading silage figures for a late diploid
✔︎ Will work well in grazing sward or those intended for a silage cut
ASTONKING
✔︎ Excellent late heading variety for spring growth
✔︎ From the same breeder as AstonEnergy
ASTONCONQUEROR
✔︎ Intermediate Diploid with 4 stars for on the grazing utilization index identifying it as a grazing type
✔︎ Excellent seasonal growth with grazing quality
✔︎ Highly suitable to grazing swards
Varieties
Silage Varieties
High-yielding options for 1st and 2nd cut silage systems, with excellent regrowth and conservation characteristics.
FINTONA
INTERMEDIATE TETRAPLOID
✔︎ Bred at AFBI Northern Ireland
✔︎ Excellent silage variety
✔︎ Unusual combination of high spring and autumn growth
ASTONCONQUEROR
INTERMEDIATE DIPLOID
✔︎ Bred by DSV in the UK
✔︎ Excellent spring growth and Silage yield
✔︎ Leading quality for an Intermediate diploid with a similar heading date
MOIRA
INTERMEDIATE DIPLOID
✔︎ High PPI Intermediate Diploid
✔︎ Vastly superior spring growth than any other variety on the 2022 PPI
✔︎ Excellent total and Autumn yield
✔︎ Excellent silage yield
Why Choose Diamond?
Includes Teagasc Grazing Utilisation Index 5-Star performers
Tailored for grazing, cutting, mixed use, and specialist systems
Backed by independent trials and in-field performance data
Tips for Success
Identify
Identify paddocks/fields with poor yield performance and low perennial ryegrass (less than 50%)
Timing
Target a time of year with warm and moist conditions
Spray
Spray Off Old Sward with glyphosate at 2l per acre (5l/ha)
Soil Test
Do a soil test,Apply lime, phosphate and potash as recommended. Apply nitrogen up to 48 units per acre at or after sowing
Suitability
Select a suitable grass seed mixture with the best varieties and sow at 14 kg per acre (35 kg/ha). Increase seed rate in poor conditions
Seedbed
A firm seedbed is essential regardless of cultivation method
Monitor
Monitor closely for pest attack from the date of sowing. Take action where necessary. Slugs, leatherjackets, fruit fly y and rabbits are the main threats
Weed Control
Post Emergence weed control,, particularly for docks and thistles. Normally apply herbicide 4-6 weeks after sowing. Get advice on the most suitable product
Graze
Graze as soon as plants are strong enough
Talk to the experts
If you have a question about our Forge Seeds Ranges, please leave your details below, and one of the team will respond shortly.
Dr Patrick Cashman
Grass and Forage Development Manager