Company lists · Data refreshed September 2026
Top 25 Flower seed companies based in the United States
RevenueBase identified 384 flower seed companies headquartered in the United States as of September 2026 and tracks 7,809 professional contacts across them, including 3,006 with verified work emails. Miami is the largest hub.
This list covers flower seed companies headquartered in the United States, 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 19, 2026.
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 flower seed companies based in the United States
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 19, 2026Thanks. The Data Team will review it. | |||||
| 2 | 750 contacts → | ||||
Partial evidence “Beck's is the largest family-owned retail seed company and the third-largest seed brand in the U.S, dedicated to serving farmers throughout the Midwest and Mid-South.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 3 | 675 contacts → | ||||
Partial evidence “From our beginnings as a wholesale cut flower operation started by George J.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 4 | 546 contacts → | ||||
Indirect evidence “Bonnie Plants began in 1918 in the backyard of Bonnie and Livingston Paulk in Union Springs, Alabama, and has now grown to include 87 facilities in 43 states.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 5 | 277 contacts → | ||||
Indirect evidence “Gardens Alive!®, Inc.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 6 | 203 contacts → | ||||
Indirect evidence “Griffin is a partner to horticulture professionals.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 7 | 202 contacts → | ||||
Partial evidence “Johnny’s Selected Seeds is a privately held, employee-owned seed producer and merchant headquartered in Winslow, Maine, USA.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 8 | 178 contacts → | ||||
Partial evidence “United Genetics proudly offers top quality processing tomato, fresh market tomato, hot pepper, sweet pepper, watermelon, melon, squash, and cucumber seeds, among others.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 9 | 163 contacts → | ||||
Partial evidence “Remington Seeds is the largest third party seed producer in the world.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 10 | 124 contacts → | ||||
Partial evidence “Ahern Agribusiness develops and markets vegetable seeds and provides variety specific crop advice.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 11 | 98 contacts → | ||||
Partial evidence “PanAmerican Seed is an internationally renowned breeder and producer of high-quality, best-performing seed varieties.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 12 | 93 contacts → | ||||
Partial evidence “Keithly-Williams Seeds' mission is to maintain and build a long-term retail vegetable seed business that has growth, profitability and which is an integral part of the business…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 13 | 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 19, 2026Thanks. The Data Team will review it. | |||||
| 14 | 88 contacts → | ||||
Partial evidence “Park Seed Company has provided seeds, plants, and bulbs to American home gardeners for more than 142 years.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 15 | 80 contacts → | ||||
Indirect evidence “Founded and owned by a Swiss North American couple, Bellaflor Group is known as perhaps the MOST DIVERSIFIED Horticulture company in ECUADOR.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 16 | 75 contacts → | ||||
Indirect evidence “Bela Flor Nurseries is a new company with lots of experienced horticulturist, growers, and retail gardening experience.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 17 | 73 contacts → | ||||
Partial evidence “For nearly a century, IFSI has been a trusted leader in seed genetics.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 18 | 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 19, 2026Thanks. The Data Team will review it. | |||||
| 19 | 60 contacts → | ||||
Partial evidence “Bejo Seeds, Inc.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 20 | 54 contacts → | ||||
Partial evidence “Michell’s is your complete plant, seed and nursery source!” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 21 | 54 contacts → | ||||
Indirect evidence “Green Garden Products, based in Norton, Massachusetts, provides high quality products to help the home gardener be more successful.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 22 | 53 contacts → | ||||
Indirect evidence “Plants, Programs and Products for Horticulture Four Star Greenhouse produces superb young plants and finished crops for the wholesale grower, retail grower, garden retailer and…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 23 | 49 contacts → | ||||
Indirect evidence “Every day at Millborn starts with the goal of enriching land and lives.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 24 | 49 contacts → | ||||
Indirect evidence “Plantation Products, based in Norton, Massachusetts, provides high quality products for the home gardener and outdoor hobbyist.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 25 | 46 contacts → | ||||
Strong evidence “Harris Seeds has been a leading supplier of vegetable seeds, flower seeds, plants and supplies since 1879.” Source: RevenueBase Database · checked Sep 19, 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: flower seed companies. 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 flower seed companies.
- Partial evidence
- Its own public description names part of flower seed companies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name flower seed companies. 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 384 flower seed companies based in the United States
See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 3,006 reachable decision-makers.
Free signup · no credit card
Flower seed companies based in the United States at a glance
As of Sep 19, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 384 companies.
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 flower seed companies, 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.
- What qualifies
- Companies headquartered in the United States whose own description of what they do matches “flower seed companies”. 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 flower seed companies), 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 flower seed companies, and records with no verified work email. Companies headquartered outside United States are excluded even when they keep an office there.
- 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, 3,006 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 19, 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.
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 flower seed companies, 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 flower seed companies are there based in the United States?
RevenueBase identified 384 flower seed companies headquartered in the United States 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 city has the most flower seed companies?
Miami leads with 7 headquartered companies, followed by Yuma (5) and Salinas (4).
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 3,006 verified decision-maker contacts tracked across these 384 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 19, 2026.
Ready to reach these companies? Verified emails and direct dials for all 384 flower seed companies based in the United States. Start with a free account, no credit card.
Download this list →Related lists
Flower seed companies by geography
- Flower seed companies based in Australia
- Flower seed companies based in Brazil
- Flower seed companies based in Canada
- Flower seed companies based in France
- Flower seed companies based in Germany
- Flower seed companies based in India
- Flower seed companies based in Italy
- Flower seed companies based in the Netherlands
- Flower seed companies based in Spain
- Flower seed companies based in Türkiye
- Flower seed companies based in the United Kingdom
Browse the directory
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.