PAN Pesticides Database - Pesticide Products

Product Name: Florel brand ethephon plant growth regulator

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Identifying information, including U.S. EPA registration number, product registration status, formulation and warning label, as well as links to sources of product labels and MSDS information.
Summary of the toxicity properties of each active ingredient and the percent of each active ingredient in the product.
Approved uses for the product by general use type, pest, and crop or location.
Product registration history, including initial date registered, date cancelled (if applicable), and date registration was transferred (if applicable).
Name, address, and identifying number of the company that registered the product. Name and address of the agent, if applicable.
Complete list of names under which this product is sold. Often a company will register a single product and then sell the same product under many different brand names. The 'Distributor Name' list is a complete list of these names.

Product Identification for Florel brand ethephon plant growth regulator

Basic Identification Information About This Product
MSDS and Product Label
U.S. EPA Product Reg No
Product Registration Status
Acute Hazard Warning Label
Restricted Use Product
PAN Bad Actor Product:
No. of names this product is sold under
Soluble concentrate
3 Caution
5 (See bottom of page for complete list of products)

Toxicity for Florel brand ethephon plant growth regulator

Summary Toxicity Information for the Active Ingredients in this Product
For detailed chemical information click on the chemical names below

Active Ingredients
Chemical Name
Percent Carcinogen Cholinesterase
Developmental or
Reproductive Toxin
Ethephon 3.90 % Unclassifiable
Indicates high toxicity in the given toxicological category. Indicates no available weight-of-the-evidence assessment. For additional information on toxicity from scientific journals or registration documents, see the "Additional Resources for Toxicity " section of the chemical detail page for each active ingredient.

Other Ingredients in this Product

By U.S. law, only active ingredients (AIs) are reported. In addition to active ingredients, pesticide products may contain one or more "inert" ingredients. Many "inert" ingredients in current use have known adverse human and environmental effects.

U.S. EPA statement on inerts      U.S. EPA list of inerts     NCAP Inerts Report (pdf)


Registered Uses in the U.S. for Florel brand ethephon plant growth regulator


Defoliant , Regulator


Plant regulator (increase female flowering) , Plant regulator (inhibit fruiting) , Plant regulator (growth inhibitor) , Plant regulator (floral stimulant) , Plant regulator (pinching agent) , Plant regulator (vary sex expression) , Defoliant

Crops and Locations

Apples (nursery stock) , Cucumbers (seed crop foliar treatment) , Pumpkin (seed crop foliar treatment) , Squash (seed crop foliar treatment) , Begonia (foliar treatment) , Bromeliads (foliar treatment) , Chrysanthemum (foliar treatment) , Daffodil (foliar treatment) , Fuchsia (foliar treatment) , Impatiens (foliar treatment) , Geranium (foliar treatment) , Hyacinth (foliar treatment) , Verbena (foliar treatment) , Ivy geranium (foliar treatment) , Ornamental woody shrubs (foliar treatment) , Azalea (foliar treatment) , Lantana (foliar treatment) , Vinca (foliar treatment) , Roses (foliar treatment) , Tallhedge (foliar treatment) , Ornamental trees (foliar treatment) , Elm (foliar treatment) , Crabapple (ornamental) (foliar treatment) , Flowering pear (foliar treatment) , Horsechestnut (foliar treatment) , Maple (foliar treatment) , Oak (foliar treatment) , Apple (ornamental) (foliar treatment) , Pine (foliar treatment) , Sweetgum (foliar treatment) , Sycamore (foliar treatment) , Cottonwood (foliar treatment) , Carob (ornamental) (foliar treatment) , Olive (ornamental) (foliar treatment) , Buckeye (foliar treatment) , Sour orange (ornamental) (foliar treatment)

U.S. Product Registration History for Florel brand ethephon plant growth regulator

U.S. EPA Product Reg No:
Product Registration Status:
Approval Date:
May 13, 1971  

Company and Agent Information for Florel brand ethephon plant growth regulator

Manufacturer Agent Distributor
Bayer cropscience lp
2 t.w. alexander drive
Research triangle park, NC 27709
Company Number: 000264
No Agent, See Company Info. No Additional Distributor, See Company Info.

Distributor Names for Florel brand ethephon plant growth regulator

Product names Distributor Product Type Approval Date Cancellation Date
Cooke florel brand plant growth regulator Bayer cropscience lp Distributor Product Nov 1, 1988 Sep 14, 1999
Florel brand ethephon plant growth regulator Bayer cropscience lp Parent Product May 13, 1971 Active
Florel brand pistill Bayer cropscience lp Distributor Product Jun 10, 1986 Active
Florel(tm) brand fruit eliminator Bayer cropscience lp Distributor Product Jun 10, 1986 Active
Sa-50 brand florel plant growth regulator Bayer cropscience lp Distributor Product Oct 19, 1988 Active
Working with the Information on this Page

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