CAPSTONE SEEDS SOUTH AFRICA

What CAPSTONE SEEDS SOUTH AFRICA does

Capstone Seeds South Africa is a privately-held agricultural seed company founded in 1999 and headquartered in South Africa. It develops, produces, and distributes field crop seeds — principally maize, pasture and forage seeds, cover crops, and green manure varieties — bred for Southern African agronomic conditions. The company partners with the Agricultural Research Council (ARC) on plant breeding and has secured Plant Breeders Rights protection over multiple proprietary cultivars including Targa, Southern Blue, and Caversham.

Its commercial model is wholesale seed distribution supported by a regional sales representative network and three physical South African locations (headquarters plus two depots). Customers span commercial farmers, emerging farmers, livestock producers, and sustainable agriculture practitioners across South Africa and the broader SADC region — Botswana, Namibia, eSwatini, Lesotho, Zimbabwe, Mozambique, and Angola.

Revenue mechanics are not disclosed. The company earns on unit sales of certified seed, with customer acquisition and retention driven by on-farm agronomic support, regional proximity, and locally adapted cultivar positioning rather than disclosed digital or AI-enabled channels.

Name

CAPSTONE SEEDS SOUTH AFRICA

Legal name

Capstone Seeds

Website

https://capstoneseeds.com

Company type

Private

Founded year

1999

Operating status

Operating

Short description

Capstone Seeds South Africa is a privately-held regional seed company that breeds, produces, and distributes maize, pasture, forage, cover crop, and green manure seeds for commercial, emerging, livestock, and sustainable farmers across South Africa and SADC member states.

Ownership category

akta.pro rank

Product category

Agricultural Seeds

NAICS

Oilseed and Grain Farming (1111)

SIC

Agricultural Production-Crops (100)

akta.pro primary industry

Seed Production & Multiplication (Contract Growing, Foundation/Certified Seed) (AFABAFAK)

akta.pro secondary industries

Plant Breeding & Variety Development (Conventional) (AFAGAIAF), Hybrid Seed Production (AFAGAIAD), Seed Distribution & Wholesale (Channel Sales) (AFAGAIAM)

Keywords

• Agricultural seed production
• Hybrid maize seed
• Pasture and forage seed
• Cover crop seed
• Crop seed varieties

Headquarters

HQ city

Howick

HQ country

South Africa

HQ region

Africa

Offices3 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Operations, Personnel, Marketing or Sales, Technology or R&D, Infrastructure

Revenue model

1. Seed Sales: Primary revenue from selling agricultural seeds including hybrid and open pollinated maize seed, crop seeds (sunflower, grain sorghum, dry beans), and wide range of pasture and fodder crop seeds to commercial and emerging farmers across Southern Africa

Go-to-market motion1 record

Distribution channels3 records

Marketing channels6 records

Core offering

Capstone Seeds South Africa develops, produces and distributes agricultural seed varieties to commercial and emerging farmers across Southern Africa. The company's portfolio spans hybrid and open-pollinated maize seeds, sunflower, soybean, dry bean and grain sorghum seed, alongside an extensive pasture, forage, cover crop, green manure and lawn/amenity grass range. Several varieties are bred locally in partnership with the Agricultural Research Council (ARC) under Plant Breeders Rights protection.

Product overview

Capstone Seeds South Africa is an agricultural seed company supplying hybrid and open pollinated maize seeds alongside a comprehensive range of crop seeds and pasture/forage products. The company's portfolio comprises multiple product lines organized by crop type: Maize Seeds (including Yellow and White Hybrid Maize, OPV Maize, Popcorn, and Silage varieties such as CAP 99-43 SILAGE KING, CAP 9001, CAP 9021); Crop Seeds (including Sunflower, Dry Beans, Soya Beans, and Grain Sorghum varieties); and an extensive Pasture & Forage portfolio covering Annual and Perennial Summer Grasses, Annual and Perennial Winter Pastures, Legumes, Herbs, and Forage Crops. The company has over 25 years of experience in the seed and agricultural industry with operations across South Africa and SADC regions including Mozambique, Zimbabwe, Botswana, Namibia, eSwatini, Lesotho, and Angola.

Differentiator

Problem solved

Functional benefit

Products and services

• CAP 99-43 SILAGE KING (White Hybrid Maize) A late maturing hybrid maize variety with high yield potential and abundant plant material, designed as an excellent silage maize due to slow drying characteristics. Targeted at commercial silage producers.
• CAP 9001 (White Hybrid Maize) Widely adapted white hybrid maize for all Southern African conditions, tolerant to most maize diseases, yielding over 14 mt/ha under irrigation and suitable for grain and silage. Targeted at commercial grain and dairy silage producers.
• CAP 9021 (White Hybrid Maize) High yielding white hybrid maize performing well in high potential areas with excellent disease resistance and silage quality reaching 65+ tons per hectare. Targeted at high-potential commercial maize growers.
• CAP 122-60 (Yellow Hybrid Maize) Medium maturity, highly prolific yellow hybrid maize with long cylindrical cobs. Targeted at commercial yellow maize producers.
• CAP 341 NG (White Hybrid Maize) Highly reliable short season white hybrid maize with good performance characteristics. Targeted at shorter-season commercial maize production areas.
• INKUNZI (White OPV Maize) High-yielding conventional white open pollinated maize variety performing well in various climatic conditions, usable as a cheap multipurpose mealie with good grain and leafy silage production. Targeted at cost-sensitive commercial and emerging farmers.
• OKAVANGO DENT (Yellow OPV Maize) Medium maturity yellow synthetic open pollinated maize with excellent standability and strong tolerance to Grey Leaf Spot, Leaf Blight and Rust, producing yields of 8 t/ha or more. Targeted at smallholder and commercial yellow maize growers.
• ISILO (White OPV Maize) Quick maturing, highly resilient white OPV maize variety with consistent yields, recommended for pollination of short and medium season cultivars. Targeted at smallholder and emerging farmers.
• KALAHARI EARLY PEARL SELECT (White OPV Maize) Quick maturing, highly resilient white OPV maize with consistent yields, recommended for pollination of other cultivars. Targeted at smallholder maize growers.
• MATUBA SELECT (White OPV Maize) Quick flint maize variety bred for lowlands of Mozambique and eSwatini with good Downey mildew resistance, storability, and flint grain resistant to weevil damage. Targeted at lowland smallholder farmers.
• Nelson's Choice (White OPV Maize) Synthetic open pollinated white maize with excellent Grey Leaf Spot resistance, medium maturity, hard pure white grain, good standability, and synchronized silk emergence and pollen shedding. Targeted at commercial maize growers.
• ZM 1523 (White OPV Maize) White semi-dent maize variety with 180-185cm plant height, 14-16 kernel rows per ear, high yield potential, and tolerance for drought, N stress, and low soil pH. Targeted at resource-constrained commercial maize growers.
• Sahara (Yellow OPV Maize) Long season maturity yellow OPV maize growing up to 2.6m tall with large cobs 300-350mm in length, very hardy and drought resistant with high disease tolerance. Targeted at drought-prone commercial maize areas.
• Nomad (Yellow OPV Maize) Non-GMO, early maturing open-pollinated yellow maize combining drought tolerance with high nitrogen-use efficiency and strong resistance to grey leaf spot, maize streak virus and Turcicum leaf blight. Targeted at smallholder and commercial maize growers.
• AGUARA 6 (Hybrid Sunflower) Stable medium to late maturity sunflower hybrid with strong yield potential, excellent rust disease resistance, and strong stalk strength. Targeted at commercial sunflower producers.
• CAP 2258 IPRO (Soya Beans) Intacta RR2 Pro soybean variety combining bollworm resistance with increased yield potential, averaging 4.5 t/ha with good leaf rust tolerance. Targeted at commercial soybean producers.
• FUNDACEP 65RR (Soya Beans) Early planting flexible soybean variety with excellent yield potential, high pod height for efficient harvesting, and suitability for double cropping systems. Targeted at commercial soybean producers.
• DUNDEE (Soya Beans) Non-GMO medium short grower soybean variety with more elongated leaf and quick dry down characteristics. Targeted at commercial soybean producers.
• CAP 2000 (Dry Beans) Productive cranberry-shaped dry bean variety with yield potential exceeding 4 t/ha under favourable conditions, 90-100 day growing season, and moderate rust and Sclerotinia resistance. Targeted at commercial dry bean producers.
• Jugo Beans Warm tropical climate adapted legume thriving in sub-Saharan Africa with 90-170 day growth cycle and high protein content. Targeted at sub-Saharan tropical legume growers.
• MULTICUT (Hybrid Forage Sorghum) Versatile hybrid forage sorghum suitable for grazing, hay, silage, or green chop, featuring excellent dry matter production, high protein content, and rapid re-growth after drought, grazing pressure, hail or insect damage. Targeted at livestock producers.
• SPEEDFEED SUPER (Hybrid Pearl Millet) High-quality forage pearl millet for silage production, producing tall robust plants with 16-20% crude protein and superior digestibility compared to forage sorghums. Targeted at dairy and livestock silage producers.
• SWEETFEED SUPER (Hybrid Forage Sorghum) Versatile forage hybrid combining high sugar content, excellent palatability, and strong standability, suitable for grazing, silage, and standing winter feed. Targeted at livestock farmers.
• FIFTY 50 (Perennial Ryegrass) Late-heading perennial ryegrass bred to maintain vegetative growth longer through the season, with strong autumn and spring performance, good persistence, and excellent grazing quality. Targeted at dairy and beef pasture systems.
• TARGA (White Oats) High forage-yielding white oat variety with excellent early growth, producing an average 25% more dry matter than standard varieties with higher metabolisable energy when grazed late season. Protected by Plant Breeders Rights. Targeted at forage oat growers.
• RED DAWN (Red Oats) Dependable annual forage oat suited to warmer areas with strong drought tolerance, high tillering capacity, and disease resistance for reliable winter feed production. Targeted at livestock forage producers.
• SOUTHERN BLUE (Stooling Rye) Locally bred South African stooling rye cultivar developed for reliable dryland performance, delivering early grazing, long-lasting feed, and exceptional performance when over-sown into Kikuyu pastures. Bred by ARC-RFI at Cedara and protected by Plant Breeders Rights. Targeted at dairy pasture systems.
• SOUTHERN GREEN (Spring Rye) Quick, short-duration spring rye with excellent cold tolerance and high palatability, designed for late planting windows and rapid winter feed production. Targeted at winter forage producers.
• NOOITGEDACHT (Fodder Radish) Practical option for late-season feed providing valuable grazing when pasture supply is under pressure, supporting soil structure improvement in mixed forage systems. Targeted at livestock producers.
• DANA (Cocksfoot) Winter-active, drought-tolerant cocksfoot grass producing high-quality forage over an extended season with leafy growth and strong persistence for both grazing and conservation. Targeted at pasture establishment.
• BRUNSWICK (White Oats) Late-heading white oat variety with exceptional forage quality, wide leaves for maximized production, and strong disease tolerance under irrigation or high rainfall. Targeted at high-input forage oat systems.
• TONIC Plantain High dry matter production plantain supporting improved animal performance with excellent drought tolerance and strong mineral content for better livestock health. Targeted at mixed pasture systems.
• Caversham (Italian Ryegrass) Diploid Italian ryegrass bred by ARC Range and Forage Institute at Cedara, resistant to Leaf and Stem Rust, out-yielding MIDMAR by 2.97 tonnes DM/ha in trials. Protected by Plant Breeders Rights. Targeted at high-performance dairy pasture systems.
• Supreme Q (Italian Ryegrass) High quality Italian ryegrass bred at Cedara with higher dry matter and TNC content than conventional varieties, bred by ARC-API group and protected by Plant Breeders Rights. Targeted at dairy pasture systems.
• Sustainer (Italian Ryegrass) Diploid Italian ryegrass with exceptionally high dry matter production that can be biennial under correct management. Targeted at dairy and livestock pasture systems.
• Supercharge (Italian Ryegrass) Exceptional high sugar tetraploid Italian ryegrass with excellent vigour at establishment and very high quality leafy forage. Targeted at high-performance dairy pasture systems.
• Nana (Italian Ryegrass) New tetraploid Italian ryegrass registered in 2019 in Europe with very high dry matter and high sugar content. Targeted at high-performance dairy pasture systems.
• Captain (Westerwold Ryegrass) Tetraploid Westerwold ryegrass with larger seeds, higher palatability and digestibility, excellent mid-winter production and rapid growth. Targeted at winter forage systems.
• Passerel Plus ER7 (Westerwold Ryegrass) Upgraded Westerwold variety with Extended Root technology giving deeper longer root system for drought tolerance and wet spring endurance. Targeted at variable-condition winter pastures.
• Passerel Plus (Westerwold Ryegrass) Cool season diploid ryegrass tolerating poorly drained soils, with cold tolerance and rust resistance for late autumn and spring growth. Targeted at winter pasture establishment.
• Meljump (Westerwold Ryegrass) Tetraploid annual ryegrass renowned for exceptional yield performance and rust resistance with fast establishment and excellent regrowth. Targeted at winter forage systems.
• Leba (Stooling Rye) Later flowering stooling rye with drought and cold tolerance, good regenerative properties after grazing, requiring cold spell to vernalize. Protected by Plant Breeders Rights. Targeted at long-season pasture systems.
• SSR 1 (Spring Rye) Spring rye with superb drought resistance and ability to grow under extreme winter temperatures, recommended for later plantings April through June. Targeted at late-planted winter forage.
• SSR-727 (Spring Rye) Quick duration spring rye with straight upgrowth habit, early plantings can be grazed within 42-49 days with crude protein of 13% at flowering. Targeted at rapid winter feed production.
• Josefina (Barley) Multipurpose malting barley variety from INTA Argentina with very high grain and total biomass production, ideal for whole plant silage with high dry matter content. Targeted at silage barley growers.
• 6 Rye Voer Gars (Barley) Six-row barley grown for grain harvest and as a cover crop or livestock feed. Targeted at grain and cover crop growers.
• Black Oats/Saia One of the world's oldest cover crops planted for high production of biomass both above and below soil, important for increasing organic and carbon content. Targeted at cover crop farmers.
• Witteberg (Oats) Late maturity white oat suited to longer production cycles with peak production expected in late winter when planted early to mid-autumn. Targeted at long-cycle forage oat growers.
• Kompasberg (Oats) Annual temperate grass suitable for grain production, hay, silage, grazing, and as a companion crop, with planting time January to May. Targeted at multi-purpose oat growers.
• Tuckerbox (Triticale) Late-medium season, tall, high tillering triticale with reduced awn head type, suitable for forage or grain with good rust and CCN resistance. Targeted at triticale growers.
• Autumn Grazer (Blend) Blend of 50% Triticale and 50% Stooling rye combining quick winter feed production with longevity for areas without irrigation. Targeted at dryland winter feed growers.
• SUNHEMP (Green Manure Crop) Fast-growing green manure crop producing up to 10 t/ha dry matter biomass, naturally fixing nitrogen, improving soil structure, suppressing weeds, and reducing erosion. Targeted at sustainable and soil-restoration farmers.
• Geisha (Fodder Radish) Frost tolerant winter forage fodder radish with soft highly palatable leaves, large cylindrical bulbs, bred by ARC-RFI at Cedara Centre. Protected by Plant Breeders Rights. Targeted at winter forage producers.
• Samurai (Fodder Radish) Japanese radish proven as frost tolerant winter forage with ability to bulk up large quantities of highly nutritious forage per hectare. Targeted at winter forage producers.
• Dolichos (Legume) Legume varieties including Rongai and High Worth for pasture and forage production. Targeted at legume-based pasture systems.
• Cowpeas (Annual Summer Legume) Multiple cowpea varieties including Brown Mixed, Glenda, Dr Saunders, Betchuana White, IT18, and Ramrod Black Eyed for fodder production. Targeted at summer fodder and grain legume growers.
• Annual Summer Grasses Summer grass varieties including Pearl Millet, Hybrid Pearl Millet, Japanese Millet, Hybrid Forage Sorghum, Eragrostis Teff, and Sudan Grass. Targeted at summer forage producers.
• Perennial Summer Grasses Perennial grass varieties including Blue Buffalo, Couch Grass, Weeping Love Grass, Kikuyu, White Buffalo, Rhodesgrass, Smutsfinger Grass, and Mixes. Targeted at permanent pasture establishment.
• Perennial Temperate Grasses Temperate grass varieties including Cocksfoot, Tall Fescue, Perennial Ryegrass, and Perennial Ryegrass Blends for winter pastures. Targeted at winter-active pasture systems.
• Annual Winter Pastures Winter pasture varieties including Westerwold Ryegrass, Italian Ryegrass, Stooling Rye, Spring Rye, Triticale, Oats, Barley, Fodder Radish, Cattle Turnip, Long Rooted Radish, Rape, Black Mustard, and Canola. Targeted at winter forage systems.
• Perennial Legumes & Herbs Legume and herb varieties including Clover, Lucerne, Herbs, Birdsfoot Trefoil, and Sericea Lespedeza. Targeted at permanent legume-based pastures.
• Annual Legumes Annual legume varieties including Berseem Clover, Seradella Pink, Vetch, Persian Clover, and Forage Peas. Targeted at short-rotation legume plantings.
• Lucerne Varieties Lucerne varieties including Aurora (Dormancy 6), SA Standard, CAPFIVE5, CAPSIX6/7, CAPNINE9, and CAPTEN10. Targeted at lucerne pasture and hay producers.
• Clover Varieties Clover varieties including Haifa (White Clover), Kenland, and Oregon (Red Clover). Targeted at clover pasture establishment.
• Herb Varieties Herb varieties including Plantain Tonic, Chicory Espetada, Chicory Spada, and Six Point. Targeted at mixed pasture systems with mineral-rich forage.
• Annual Legume Varieties Annual legume varieties including Berseem Clover (Tabor), Seradella Pink (Emena), Vetch (Blanchefleur, Namoi), Persian Clover (Shaftal), and Forage Peas (Jupiter). Targeted at annual legume plantings.
• VRYSTAAT VASTRAP (Summer Perennial Grass) Summer perennial grass with excellent drought tolerance, strong standability, and good regrowth after grazing, suitable for both grazing and hay production across various soil types. Targeted at summer perennial pasture establishment.
• IT18 (Cowpeas) Flexible semi-bush cowpea variety suited to both grain and fodder production, widely used across SADC region with reliable production and good adaptability. Targeted at SADC cowpea growers.
• Lawn & Amenity Grasses Lawn and amenity grass varieties for landscaping and turf applications. Targeted at landscapers, golf courses and amenity turf markets.

Quantifiable outcome

• CAP 9001 yields over 14 mt/ha in certain areas of KwaZulu-Natal
• +6 more outcomes

Named customers3 records

Segments4 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature3 records

Partnerships

Four partnerships are on record, tiered core and minor.

• ARC - Agricultural Research Council (Range and Forage Institute)coreStrategic or Co-development PartnerLong-standing partnership with ARC-RFI at Cedara Centre in Pietermaritzburg for breeding and developing new seed varieties including Caversham Italian Ryegrass, Supreme Q, GEISHA Fodder Radish and Southern Blue Stooling Rye. ARC-API group bred and licensed varieties to Capstone Seeds for production and marketing.
• ARC-RFI (Cedara Centre)coreStrategic or Co-development PartnerPartnership with ARC-RFI at Cedara Centre in Pietermaritzburg for breeding programs including GEISHA Fodder Radish and Southern Blue Stooling Rye
• CoastalsminorStrategic or Co-development PartnerAssociation with Coastals for hosting seminars on cover crop farming benefits. Capstone Seeds worked with Coastals and Francis Yeatman to discuss green manure cropping and cover crop management systems.
• Francis YeatmanminorImplementation/ SI/ Consulting PartnerAgricultural consultant who partnered with Capstone Seeds to discuss positive effects of green manure cropping and various systems for managing cover crops profitably

Scale indicators3 records

Recent moves4 records

Expansion highlights3 records

Broad incumbents

• Bayer Crop Science: Global seed and trait giant (formerly Monsanto). Competes broadly in South African maize and soybean through Dekalb and other brands; an incumbent against which regional players like Capstone position themselves on local adaptation.
• Syngenta: Global seed and crop protection company with significant presence in South African field crops. Competes in maize and soybean seed with trait-integrated hybrids, exerting pricing pressure on regional seed distributors.
• Corteva Agriscience (Pioneer): Global seed and crop protection major operating Pioneer brand across Southern Africa. Competes with Capstone across maize and crop seeds but with vastly greater R&D, trait stacks, and global capital.

Direct peers

• Sensako: South African seed breeding and marketing company focused on wheat, maize and barley. Comparable as a regionally based seed company competing in similar crop categories, supplying commercial farmers through dealer networks.
• Klein Karoo Seed Marketing: South African seed distributor specializing in pasture, lucerne and forage crops. Directly comparable in the pasture-and-forage segment where Capstone has deep variety coverage and similar farmer-dealer sales motion.
• Seed Co: Zimbabwe-headquartered seed company with deep SADC presence in maize, soybean and small grains. Direct competitor across Capstone's core SADC geographies, with comparable hybrid and OPV maize portfolios and similar regional distribution model.
• Starke Ayres: South African seed company with broad field crop, pasture and vegetable seed offering. Comparable in product breadth (maize, pastures, cover crops) and in serving a mixed commercial and emerging farmer base across Southern Africa.
• Pannar Seed (Corteva): South Africa's largest maize and field-crop seed company, now part of Corteva. Direct competitor in hybrid maize and crop seeds across South Africa and SADC, with overlapping customer base of commercial farmers and similar dealer-led distribution.
• Agricol: South African seed producer and distributor with hybrid maize and field crop seeds. Direct competitor in the South African hybrid maize market with a comparable dealer and agent distribution model.

Emerging players

• Advanta Seeds (UPL): Multinational seed company with growing Southern African footprint in field crops and forage. Overlaps with Capstone in sorghum, sunflower and pasture seeds; emerging as an international alternative to regional players.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat4 records

Key risks5 records

Key highlights6 records

Customer concentration

• YouTubeyoutube.com/@capstoneseeds1217
• Facebookfacebook.com/capstoneseedsSA
• Instagraminstagram.com/capstoneseeds
• LinkedInlinkedin.com/company/capstone-seeds-south-africa

Revenue estimate

Valuation estimate

Number of profiles

Profiles5 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about CAPSTONE SEEDS SOUTH AFRICA