Company lists · Data refreshed September 2026
Top 25 Greenhouse growing media suppliers worldwide
RevenueBase identified 1,092 greenhouse growing media suppliers worldwide as of September 2026 and tracks 11,618 professional contacts across them, including 3,660 with verified work emails. The United States is the largest market and Denver the largest hub.
This list covers greenhouse growing media suppliers worldwide, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 20, 2026. Country and city lists for greenhouse growing media suppliers follow the table.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest greenhouse growing media suppliers worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 1,005 contacts → | ||||
Indirect evidence “At Costa Farms, it’s in our DNA to grow, and we’re passionate about plants!” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 2 | 444 contacts → | ||||
Partial evidence “Metrolina Greenhouses is a family-owned, wholesale plant and services company that was founded in April 1972.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 3 | 344 contacts → | ||||
Indirect evidence “About Us Sun Gro Horticulture is one of the most prominent North American horticultural companies, employing over 800 staff and serving customers worldwide.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 4 | 278 contacts → | ||||
Partial evidence “Our Vision: Be the innovation and service leader in sustainable plant growing solutions to feed and beautify the world.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 5 | 272 contacts → | ||||
Partial evidence “Berger is one of the world’s leading producers of horticultural and agricultural growing mixes.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 6 | 229 contacts → | ||||
Indirect evidence “Hawthorne Gardening Co, is North America’s largest distributor of hydroponic products.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 7 | 204 contacts → | ||||
Strong evidence “Welcome to Kekkilä-BVB, a global leader in substrates, soils, and growing media.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 8 | 203 contacts → | ||||
Indirect evidence “Griffin is a partner to horticulture professionals.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 9 | 180 contacts → | ||||
Indirect evidence “GrowGeneration is the nation’s largest specialty retailer and distributor serving commercial hydroponic, controlled environment agriculture (CEA), and specialty cultivation…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 10 | 169 contacts → | ||||
Partial evidence “Grodan is part of the ROCKWOOL Group, the world’s leading supplier of innovative products and systems based on stone wool, improving the environment and the quality of life for…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 11 | 147 contacts → | ||||
Partial evidence “Hydrofarm is a leading distributor and manufacturer of hydroponics equipment and supplies for controlled environment agriculture, including high intensity grow lights, climate…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 12 | 142 contacts → | ||||
Strong evidence “Klasmann-Deilmann is the leading corporate group in the international growing media industry, with sales and production companies in Europe, Asia and America.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 13 | 142 contacts → | ||||
Partial evidence “At Nursery Supplies Inc, a CREO Company, we deliver innovative, eco-friendly products of the highest quality to the horticulture industry.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 14 | 129 contacts → | ||||
Partial evidence “Founded in 1995, Sunlight Supply, Inc, is a Vancouver, WA based manufacturer and distributor of specialty gardening supplies.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 15 | 127 contacts → | ||||
Indirect evidence “Plant Products delivers expert technical support and high-quality consumable goods to the specialty horticulture industries across Canada and the USA.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 16 | 110 contacts → | ||||
Indirect evidence “Founded in 1925 by H.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 17 | 100 contacts → | ||||
Partial evidence “Established in 1910, Cavicchio Greenhouses, Inc.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 18 | 99 contacts → | ||||
Indirect evidence “Van der Knaap is a group of companies that specialises in developing high quality, organic solutions for rooting and growth of plants.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 19 | 99 contacts → | ||||
Partial evidence “Legro is one of the largest substrate suppliers in Europe and beyond.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 20 | 95 contacts → | ||||
Strong evidence “Pindstrup provides growing media solutions for professional growers all over the world.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 21 | 92 contacts → | ||||
Indirect evidence “At Speedling we are motivated by our customers’ success.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 22 | 88 contacts → | ||||
Indirect evidence “Rocket Farms is a pioneering force in the horticulture industry, boasting a rich history spanning over 70 years.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 23 | 84 contacts → | ||||
Strong evidence “We are a leading producer and supplier of growing media (also known as substrates or potting soil), soil improvers and soil covers for ornamental plant cultivation, vegetable and…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 24 | 82 contacts → | ||||
Indirect evidence “Pleasant View Gardens in Loudon, New Hampshire is one of the founders of PROVEN WINNERS, the number one plant brand in North America.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 25 | 73 contacts → | ||||
Partial evidence “The dedicated team behind Ball Seed combines our extensive experience and innovative thinking to make sure greenhouse growers always have the best products, the most efficient…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: greenhouse growing media suppliers. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names greenhouse growing media suppliers.
- Partial evidence
- Its own public description names part of greenhouse growing media suppliers, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name greenhouse growing media suppliers. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 1,092 greenhouse growing media suppliers worldwide
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Greenhouse growing media suppliers worldwide at a glance
As of Sep 20, 2026Companies by employee count
Email recency is reported on each country list linked below.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among greenhouse growing media suppliers, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- Coverage
- Every country. Country and city lists for greenhouse growing media suppliers are linked below.
- What qualifies
- Companies worldwide whose own description of what they do matches “greenhouse growing media suppliers”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names greenhouse growing media suppliers), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among greenhouse growing media suppliers, and records with no verified work email.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every listed company carries at least one verified work email, 3,660 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on September 20, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Greenhouse growing media suppliers by location
6 lists · largest firstEvery Greenhouse growing media suppliers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Greenhouse growing media suppliers based in the United States347
- Greenhouse growing media suppliers based in Canada84
- Greenhouse growing media suppliers based in the Netherlands59
- Greenhouse growing media suppliers based in Germany51
- Greenhouse growing media suppliers based in the United Kingdom46
- Greenhouse growing media suppliers based in Australia28
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names greenhouse growing media suppliers, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many greenhouse growing media suppliers are there worldwide?
RevenueBase identified 1,092 greenhouse growing media suppliers worldwide as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Costa Farms, headquartered in Miami, tops this list with the largest team on record.
Which country has the most greenhouse growing media suppliers?
The United States leads with 347 companies, followed by Canada (84) and the Netherlands (59). Every greenhouse growing media suppliers list by country and city is linked on this page.
Which city has the most greenhouse growing media suppliers?
Denver leads with 6 headquartered companies, followed by Pollachi (6) and Sao Paulo (6).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 3,660 verified decision-maker contacts tracked across these 1,092 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 20, 2026.
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About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.