De Bolderik

What De Bolderik does

De Bolderik is a Netherlands-based seed nursery brand specializing in the propagation and supply of native autochthonous flower and grass seed mixtures for biodiversity restoration and nature-inclusive construction. Founded in 1987 as a pioneer in multiplying indigenous, non-productive herb flower seeds, the company operates cultivation facilities using collections sourced under permission from natural remnant populations on landowners' properties. Its working library covers 300+ native flower species and grasses, with 250+ species and approximately 30 pre-formulated mixtures actively delivered since 2002. The product portfolio spans five soil-tailored grassland mixtures (GR1-GR5 covering light, heavy, moist/wet, ecological, and urban/built-up conditions), two pollinator mixtures (VB1, VB2 for moist and dry soils), custom-blended indigenous mixtures developed against specification, and branded promotional seed packets. De Bolderik no longer sells individual species or to private consumers, having deliberately focused operations on larger B2B projects.

The company serves construction firms, project developers, and government/municipal clients in the Netherlands who require native seeds for biodiversity compliance, ecological restoration of agricultural and urban land, roadside vegetation, and public green space initiatives. Revenue is generated through unit-priced sales of standardized mixtures combined with bespoke custom mixture development scoped per project, with pricing undisclosed publicly and handled via direct inquiry. The go-to-market model is enterprise direct sales through the parent company's field organization (following the early 2023 acquisition by Unitura), supplemented by Unitura's website, catalog request funnel, and participation in European native seed and ecological horticulture networks (E.N.S.P.A., Vakgroep Wilde Weelde, Het Levend Archief).

Following the early 2023 acquisition by Unitura, a Dutch market leader in nature-inclusive construction and renovation headquartered in Rijssen, De Bolderik now operates as a specialized product line within Unitura's broader portfolio of ecological construction solutions. The company's competitive positioning rests on exclusive specialization in indigenous rather than non-native or cultivated species, citing economies of scale and deepened expertise as the basis for higher quality at lower unit cost, supported by 30+ years of domain-specific propagation experience and permission-based genetic provenance from wild source populations.

Name

De Bolderik

Legal name

Unitura

Website

https://debolderik.net

Company type

Private

Founded year

1987

Operating status

Operating

Headcount range

1–10 employees

Short description

De Bolderik, founded in 1987 and acquired by Unitura in early 2023, is a Netherlands-based native seed nursery that propagates and supplies autochthonous flower and grass seed mixtures for biodiversity restoration and nature-inclusive construction, serving construction firms, project developers, and municipalities via B2B direct sales.

Ownership category

akta.pro rank

Product category

Native Seeds and Biodiversity Restoration Products

NAICS

Nursery and Floriculture Production (11142)

SIC

Agricultural Production-Crops (100)

akta.pro primary industry

Turf & Ornamental Seeds (Lawn, Golf, Landscaping) (AFABAFAG)

akta.pro secondary industries

Plant Breeding & Variety Development (Conventional) (AFAGAIAF), Native, Pollinator & Drought-Tolerant Garden Installations (HSAIAFAL)

Keywords

• Native flower seeds
• Biodiversity restoration
• Nature-inclusive construction
• Grassland seed mixtures
• Pollinator seed blends

Headquarters

HQ city

Rijssen

HQ country

Netherlands

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Operations, Personnel, Technology or R&D

Revenue model

1. Native Seed Mixtures Sales: Sale of native flower seed mixtures and grassland mixtures for biodiversity restoration and nature-inclusive construction projects. The company offers standardized mixtures as well as custom-developed blends tailored to specific project requirements.
2. Custom Seed Mixture Development: Development of unique seed mixtures customized to specific ecological needs of client locations, based on soil analysis and environmental conditions.

Pricing tiers

Go-to-market motion1 record

Distribution channels1 record

Marketing channels3 records

Core offering

De Bolderik propagates and sells native autochthonous flower and grass seed mixtures for biodiversity restoration and nature-inclusive construction projects. The portfolio includes standardized grassland mixtures (GR1–GR5) tailored to different soil types, butterfly and bee pollinator mixtures (VB1–VB2), and custom-blended indigenous seed mixtures developed to client specifications. Customers include construction firms, project developers, and municipalities undertaking ecological restoration in the Netherlands.

Product overview

De Bolderik is a brand of Unitura specializing in indigenous/autochthonous flower and grass seed mixtures for biodiversity conservation and ecological restoration. The portfolio includes five grassland seed mixtures (GR1–GR5) tailored to different soil conditions (light, heavy, moist/wet, urban), two butterfly and bee pollinator mixtures (VB1–VB2), over 250 wildflower seed species, approximately 30 pre-formulated seed blends, custom mixture development services, and branded promotional seed packets. Founded in 1987 and acquired by Unitura in early 2023, De Bolderik positions itself as a specialist provider of native seeds supporting genetic diversity, co-evolutionary relationships, and habitat restoration.

Differentiator

Problem solved

Functional benefit

Products and services

• GR1 | Graslandmengsel lichte grond Grassland seed mixture designed for light soil conditions, part of De Bolderik's native seed portfolio for biodiversity restoration. Intended for B2B project customers undertaking ecological restoration.
• GR2 | Graslandmengsel zwaardere grond Grassland seed mixture formulated for heavier soil types, supporting ecological restoration projects on heavier soils.
• GR3 | Graslandmengsel vochtige tot natte grond Grassland seed mixture optimized for moist to wet soil conditions, enabling biodiversity in water-retaining environments.
• GR4 | Graslandmengsel lichte grond ecologisch Ecological grassland seed mixture for light soils, certified for organic/ecological applications.
• GR5 | Graslandmengsel bebouwde kom Grassland seed mixture designed for urban/built-up area applications, supporting biodiversity in city environments.
• VB1 | Vlinder- en bijenmengsel vochtige grond Butterfly and bee seed mixture for moist soil conditions, supporting pollinator populations.
• VB2 | Vlinder- en bijenmengsel droge grond Butterfly and bee seed mixture for dry soil conditions, supporting pollinator populations in challenging environments.
• Inheemse zaden (Bloemzaden) - Custom indigenous seed mixtures Custom-blended native/autochthonous flower seed mixtures developed to specification based on soil type, pH, water management, and local ecological requirements. De Bolderik offers over 250 wildflower seed species and approximately 30 pre-formulated mixtures.
• Promotiezakjes (Branded seed packets) Personalized promotional seed packets with custom branding and company logos, designed for events and awareness campaigns.

Quantifiable outcome

• Rapid species richness improvement in restored areas
• +1 more outcomes

Segments2 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature1 record

Partnerships

Three partnerships are on record, tiered core and minor.

• Het Levend Archief (Living Archive)coreStrategic or Co-development PartnerOne of four growers closely involved with the Living Archive foundation, which focuses on collecting and propagating native seeds of local origin to ensure genetic diversity of wild plants. De Bolderik contributes its specialized growing capabilities to support the foundation's conservation mission.
• European Native Seed Producers Association (E.N.S.P.A.)coreStrategic or Co-development PartnerEuropean network of growers from across the continent. De Bolderik participates in knowledge exchange and collaboration with other European countries on biodiversity restoration, contributing to the broader European native seed ecosystem.
• Vakgroep Wilde WeeldeminorStrategic or Co-development PartnerNetwork of companies dedicated to ecological gardening. De Bolderik is a member, contributing to and benefiting from shared expertise in ecological horticulture and biodiversity enhancement.

Scale indicators3 records

Recent moves5 records

Expansion highlights5 records

Broad incumbents

• DLF Seeds: Global seed company headquartered in Denmark with major forage, turf, and increasingly native/environmental seed portfolios. Comparable to De Bolderik in native and turf seed supply but operates at vastly greater scale across many species and geographies.
• Barenbrug: Dutch-headquartered global grass and forage seed breeder and supplier with an expanding environmental/native range. Comparable to De Bolderik in serving the European native and turf market and in Dutch origin, but operates at much larger scale with broader species coverage.
• Rigby Taylor: Established UK distributor of turf, amenity grass, wildflower, and landscape seed mixtures serving grounds maintenance, sport, and landscape contractors. Comparable to De Bolderik in native/amenity seed supply but operates a much broader portfolio across multiple grass and seed categories.

Direct peers

• Cruyd-Hoeck: Dutch native wildflower and herb seed producer focused on indigenous species for ecological restoration. Directly comparable to De Bolderik in product, customer base (Dutch construction, developers, municipalities), and B2B mission; in fact, Cruyd-Hoeck was De Bolderik's historical client until 2002.
• Boston Seeds: UK-based supplier of native wildflower, grass, and meadow seed mixtures for landscape, environmental, and amenity use. Comparable to De Bolderik in product mix, B2B sales model to contractors and developers, and focus on mixtures tailored to soil and site conditions.
• Emorsgate Seeds: British producer of native wildflower seeds and meadow mixtures grown from known UK provenance stock. Comparable to De Bolderik in native seed specialization, provenance-based propagation model, and B2B sales to landscape and ecological restoration customers.
• CN Seeds: UK native wildflower and wild grass seed producer with a focus on species of UK provenance for habitat creation and restoration. Highly comparable to De Bolderik's propagation-from-natural-populations model and B2B supply to environmental projects.
• Saatgut Bayern / Rieger-Hofmann: German producer of native wild plant seeds of regional provenance for ecological landscaping and habitat restoration. Directly comparable to De Bolderik in native seed propagation from local populations and supply to B2B landscape and restoration customers in the DACH region.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/de-bolderik

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

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 De Bolderik