Den Ouden Infra

INFRA - Den Ouden Infra realiseert drie nieuwe waterwinputten

INFRA - Specialisten van Civiele Betonbouw realiseren bijzonder vormgegeven brug

Algemeen

Bezoek onze Open Dag op zondag 14 mei

INFRA - Klimaatadaptatie: Den Ouden organiseert Tegelwipactie

INFRA - Den Ouden brengt 6,5m brede betonweg aan langs het strand van Almere

Den Ouden Organic

ORGANIC - Den Ouden Organic en Saver organiseren compostactie

Den Ouden Grow Solutions

GROWSOLUTIONS - Groene gewasbescherming vanuit een gezonde plant

Den Ouden Organic en gemeente Meierijstad werken samen

Den Ouden Ferm-O-Feed

Meet Den Ouden GrowSolutions at CAC Exhibition in China

INFRA - Nieuwe fietsverbinding Zuid-Limburg officieel geopend

GROWSOLUTIONS - Opbrengst maximaliseren met bodembiologie

Terug naar het vernieuwde hoofdkantoor in Schijndel

Ferm O Feed and PHC merge into Den Ouden GrowSolutions

Ferm O Feed en PHC fuseren naar Den Ouden GrowSolutions

Bezoek Den Ouden bij vakbeurs HortiContact 2023

Den Ouden Bodac

Den Ouden BraBoB

Compilatie: eerdere jubilea van Den Ouden

Bezoek Ferm O Feed PHC bij Fruit Logistica 2023

Meet Ferm O Feed PHC at Fruit Logistica 2023

Move Forward met Den Ouden bij vakbeurs InfraTech 2023

Den Ouden PHC

Research: Better start after using MycorDip

Onderzoek: Betere start na gebruik MycorDip

De geschiedenis van Den Ouden

Henk van de Laar: Al bijna 37 jaar bij Den Ouden

75 jarig jubileum Den Ouden

Kennis delen voor behoud openbaar groen

Bladafval biedt circulaire kansen

INFRA - Aanleg printbeton nieuwe attractie Toverland 

Vakbeurs Openbare Ruimte 5 & 6 oktober

 Taxussnoeisel meer dan welkom

Deense Madsen mitrailleur gevonden in Lent

Artikel: 'Onderzoek VUB bevestigt nut en noodzaak van onze werkwijze'

Den Ouden in een nieuw jasje!

Nationale archeologiedagen 2022

𝗞𝗼𝗺 𝗼𝗽 𝘇𝗮𝘁𝗲𝗿𝗱𝗮𝗴 𝟭𝟴 𝗷𝘂𝗻𝗶 𝗻𝗮𝗮𝗿 𝗱𝗲 𝗗𝗮𝗴 𝘃𝗮𝗻 𝗱𝗲 𝗕𝗼𝘂𝘄

Droogte zorgt voor problemen in Akkerbouw

Nieuwsbrief Januari 2022 boomkwekerij: Voorbereiding op het nieuwe teeltseizoen

Organische teeltoplossingen voor een gezonde start 

Openbaar groen beheer 

Stijgende vraag naar alternatieven voor kunstmest 

Den Ouden sluit zich aan bij Horti Footprint Chain Program

Onderzoek

Lab 

BODAC: Dieptedetectie bij Den Ouden Bodac

PHC- Bemesting onder glas in de winter

PHC- Biologische peren zijn langer en bronzer dan vorig jaar

PHC- spores VS. propagules 

PHC- Gecontroleerd bijmesten tijdens de teelt

PHC- PHC en Vitens slaan handen ineen.

PHC- What About Soil? Webinar HAS Hogeschool

PHC- Investeren in bodemleven en organische bemesting: sneller resultaat dan gedacht

PHC- Column: Omdenken van gangbaar naar ‘toekomstproof’ telen

PHC- PHC finalist The Green Quest

PHC- Van curatief naar preventief telen

PHC- Natuurlijke afweer door jasmonzuur en salicylzuur

PHC- Calciumopname en bewaarbaarheid verbeteren met ProAct

PHC- Aminozuren, de bouwstenen van al het leven op aarde

PHC- Slechte plekken aanpakken met PHC AgroAcid

PHC- Alles over Mycorrhiza

PHC- Boomzorg / hoe wordt een boom in de openbare ruimte 80 jaar oud?

PHC- From curative to preventive cultivation

PHC- Fulvine, de transporteur van de natuur

PHC- ‘Natuurlijk Sterker’: geen oordeel over chemie, maar nadruk op gezonde teeltwijze

PHC- Tree care: Using mycorrhizae when transplanting trees 

PHC- Het Healthy Start Voedingstablet: naast de plant in de pot drukken en klaar voor een jaar

PHC- Biologische bemesting op voetbalvelden Almere City

PHC- Behind the scenes at PHC

PHC- Proef: verticale bodemerosie

PHC- Uitdagingen in de druiventeelt

PHC- Op bezoek bij Biologisch tuinbouwbedrijf Poldervaart

PHC- Large-scale practical trial of raspberry cultivation with Mycorrhiza's

PHC- Lezing: Het verschil tussen bodembiologie en wortelbiologie

PHC- Webinar Pius Floris & Nieuw Voer

PHC- Het effect van harpine-eiwit op kersen

PHC- The effect of harpine protein on cherries 

PHC- Lezing: De effecten van kunstmestgebruik op onze aarde

PHC- Teeltadviseurs en kwekers over het Healthy Start Meststoftablet van PHC

PHC- Grootschalige praktijkproef frambozenteelt met Mycorrhiza`s

PHC- Visiting organic horticultural company Poldervaart 

PHC- Artikel: “Kunstmest is de bron van ziek en zeer in het gewas”

PHC- Column: Bomen over water

PHC- Een kijkje achter de schermen bij PHC

PHC- Organic fertiliser on Almere City football fields 

PHC- sporen VS. propagulen

PHC- Artikel Brabants Dagblad – Pius Floris zet schimmels in want kunstmest is junkfood

PHC- Boomzorg: Mycorrhiza’s inzetten bij verplanten van bomen

PHC- 'Naturally Stronger': no judgement on chemicals, but emphasis on healthy cultivation methods 

PHC- Proef: kalk oplossen met PHC AgroAcid

PHC- Grotere plantweerbaarheid met biologische toevoegingen aan substraat

PHC- Tree care / How does a tree in public space become 80 years old? 

PHC- OPF Granulaat vergeleken met andere zwarte korrelmeststoffen

PHC- Dank je wel, Stefan! | Artikel Boom in Business

PHC- Tackling bad spots with PHC AgroAcid 

INFRA - Een kijkje in het leven van Jeroen Zomers

INFRA - Refurbishment N616 Erp

INFRA - Herinrichting kom Erp N616

INFRA - Renovation Hastelweg Eindhoven

INFRA - Vernieuwing Hastelweg Eindhoven 

INFRA - Herinrichting Made centrum  

INFRA - Redesign of Made center

INFRA - Reconstructie Vogelbuurt West Alphen aan den Rijn

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Our stories

Watch our company film (Dutch)

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Soil

Den Ouden Group

Den Ouden Infra focuses on the sustainable and integral design of green public spaces 

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Creating smart infrastructure

Den Ouden PHC nurtures both soil and plant life with green compost and organic fertilisers. 

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Caring for healthy soil

Den Ouden Organic produces local, renewable raw materials to replace minerals.

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Circular, biobased products

OUR STRATEGIC ACTIVITIES

Ferm O Feed and Plant Health Cure (PHC) are going to merge. As of 30 January 2023, both business units will continue together under the name Den Ouden GrowSolutions. &nbsp;

Looking to learn about new cultivation solutions to realise optimal fruit growing? Then take your chance and visit us at Fruit Logistica 2023 in Berlin (Germany).

Mycorrhizal fungi, a form of association between fungi and plants, are used when planting trees, which ensures optimisation.

In order to remain in compliance with international agreements, Saba Airport had to take immediate safety and maintenance measures.

INFRA - Runway renovation - Saba Airport 

Our trusted and high-quality Organic Fertilizer 4-3-3 bag gets a little brother: the Fertiplus Organic Fertilizer 4-3-3 Bucket.

FERM O FEED - New: Fertiplus® Organic Fertilizers 4-3-3 Bucket

STORIES

We create solutions that contribute to a sustainable living environment. We do this with smart infrastructure, healthy soil and circular biobased products and services.

Discover more

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Sustainable growth starts with us

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Concrete

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Bio-based

Den Ouden Infra is capable of combining different disciplines in order to find quality, efficient and economic solutions.

Urban renewal and reconstruction

Den Ouden civil concrete construction contributes to reliable and accessible infrastructure and helps you find future-proof solutions.

Civil concrete construction 

Den Ouden betonwegen is an (inter)national specialist in the design and construction of concrete pavements.

Concrete roads 

Smart climate-adaptive landscaping restores the value of nature and the biodiversity.

Landscaping 

OUR INFRA ACTIVITIES

Den Ouden Infra focuses on the sustainable and integral planning of public spaces.

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You have scheduled land-breaking work activities in land that has not been disturbed since the war, or a suspicion exists that there are perhaps explosive remnants of war (OOs) still present in the soil?

Historical Preliminary Research & Risk Analysis

Bodac has years of experience in explosive detection and is a reliable partner when it comes to tracing and securing explosives.

Detecting explosives on land

For detecting and securing dormant explosive remnants of war in an underwater environment, BODAC has a team of specialists who handle the work with care.

Searching for explosives in the water

Archaeology is the science of studying the human past. Remnants of houses, burial grounds and fortifications are just a few of the important remains.

Archaeology

OUR BODAC ACTIVITIES 

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Airplane salvage

Securing explosives and the cultural historical value in the soil.

Oppervlaktedetectie en dieptedetectie

Den Ouden Bodac 

As an independent risk manager, Brabob offers a total concept. With this concept, we can eliminate your execution risks. Our package consists of supporting and facilitating customers with the qualification, excavation, transportation and application of reusable soil and dredging flows, the processing of consignments of contaminated soil and dredging sludge and the flawless management of environmental risks that accompany large-scale projects. Thanks to our expert insight, you will have more control over your material flows and project risks. In addition, we also guarantee optimal project results.

Every soil intervention demands professional management of soil flows and therefore requires an independent risk manager like BraBoB.

Mediation in soil flows and dredging sludge

OUR ACTIVITIES

As an independent risk manager, BraBoB offers a total concept. With this concept, we can eliminate your execution risks.

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Den Ouden Brabob

Together, we are working on making agriculture and horticulture future-proof, sustainable and circular.

Agriculture and horticulture

Plants for the world of tomorrow. Green public spaces that are sustainable, circular and able to adapt to the climate

Green public spaces

Biobased raw materials

On the road towards sustainable alternatives, together

Industry

Our main segments

Processes green waste flows (green waste) into compost, wood fibre, biochar, tree bark, substrate material, tree substrate, organic fuel and raw materials for material purposes.

Our segments

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An increasing world population, but a decreasing amount of fertility in our Earth’s soil. In many places and countries in the world food is or becomes scarce, because the human population exhausts the planet’s resources. We want to take care of this problem. Ferm O Feed, a company that belongs to Den Ouden Groep, is a producer of Organic solutions situated in the Netherlands. Our goal is to help the Earth maintaining its fertility by producing Organic solutions. Ferm O Feed products find their way all over the world; approximately 95 percent is exported to more than 75 countries. Soil and planet needs to maintain healthy and fertile. 

Manufacturer and distributor of agricultural solutions for soil and plants

Products

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Den Ouden Ferm O Feed

We supply useful soil fungi and soil bacteria, as well as other products that make plants resilient and allow them to function better.

Go to PHC

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Plant Health Cure (PHC)

We grow soil. Expert in soil biology, mycorrhizae, bacteria and fungi. Production and worldwide distribution of solid and liquid organic fertilisers for healthy soil and plants. 

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Den Ouden Growsolutions is a one-stop-shop with one point of contact for all services, expertise and product (application) regarding soil and plant improvement instead of two points of contact.

Contact

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GrowSolutions

Den Ouden GrowSolutions

Our stories

Filters

Meet Den Ouden GrowSolutions at CAC Exhibition in China

Ferm O Feed and PHC merge into Den Ouden GrowSolutions

Meet Ferm O Feed PHC at Fruit Logistica 2023

Research: Better start after using MycorDip

Lab

PHC- spores VS. propagules

PHC- From curative to preventive cultivation

PHC- Tree care: Using mycorrhizae when transplanting trees

PHC- Behind the scenes at PHC

PHC- Large-scale practical trial of raspberry cultivation with Mycorrhiza's

PHC- The effect of harpine protein on cherries

PHC- Visiting organic horticultural company Poldervaart

PHC- Organic fertiliser on Almere City football fields

PHC- 'Naturally Stronger': no judgement on chemicals, but emphasis on healthy cultivation methods

PHC- Tree care / How does a tree in public space become 80 years old?

PHC- Tackling bad spots with PHC AgroAcid

INFRA - Refurbishment N616 Erp

INFRA - Renovation Hastelweg Eindhoven

INFRA - Redesign of Made center

INFRA - Reconstruction Vogelbuurt West Alphen aan den Rijn

INFRA - Redevelopment HOV Huizingalaan in Eindhoven

INFRA - Construction of runway Tunisia

FERM O FEED - The difference between Organic and Chemical Fertilizers

FERM O FEED - Organic Fertilizers - The Dutch fertilizer pellet is doing more than well

FERM O FEED - Was sind Biostimulatoren und wie funktionieren sie?

FERM O FEED - What are biostimulants and how do they work?

FERM O FEED - The importance of a good and healthy soil

FERM O FEED - Fertilizer NPK numbers: how do they work?

FERM O FEED - Soil pH, what does it mean?

FERM O FEED - New: Fertiplus® Organic Fertilizers 4-3-3 Bucket

INFRA - Construction of 10,000 m² concrete aircraft platform - Dublin Airport

INFRA - Runway renovation - Saba Airport

BODAC - Safety first: 3.7-inch grenade defused at the Afsluitdijk

BODAC - Explosives detection Westelijke Langstraat Waalwijk

BODAC - What is left of the aircraft wreckage Nieuwe Niedorp?

BODAC - Salvage of aircraft

ORGANIC - Reducing Abiotic Stress

ORGANIC - Ferm O Feed takes over Plant Health Cure (PHC)

INFRA - AirplaneDeceleration Installation Volkel

INFRA - Redesign of the N395 Hilvarenbeek - Oirschot

INFRA - Refurbishment of Kanjel and Gelei in Maastricht

INFRA - Implementation water storage and stream restoration Run Grootgoor

INFRA - Watermolenbeek Roosendaal

INFRA - All the space for water in project Corio Glana Sittard

INFRA - New construction Parhelia warehouse EBS Rotterdam

INFRA - Bicycle bridge Cuijk-Mook

INFRA - Reconstruction roundabout de Bromtol Oosterhout

INFRA - Renovation cycle path Sint-Oedenrode