From 2007 to 2023, IR-4 completed 726 trials on Freehand 1.75G (BAS 659 G; dimethenamid-p + pendimethalin). The data contained in this report was generated to register uses of dimethenamid-p + pendimethalin on and around environmental
Category: Environmental Horticulture Program
SP1770 Crop Safety – 2023
SP1770 is a new herbicide being developed by SePro. The IR-4 Project completed 41 crop safety trials on 29 environmental horticulture plant species orgenera during 2016 to 2019.
Nutsedge and Sedge Efficacy – 2023
Nutsedges and sedges (Cyperus sp.) are difficult to manage during the production of perennial environmental horticulture crops grown in containers or in the field. During the 2006 IR-4 Environmental Horticulture Workshop, a project was prioritized to screen for efficacious
Crop Vignette: Birch
Plant Information Birch trees are deciduous hardwoods that make up the genus Betula, in the Betulaceae family. The genus ranges from 30 to 60 species that are widespread in the northern hemisphere. They are pioneer species, meaning they are the first to colonize open areas, and so they grow quickly and tend to be short-lived. [...]
Rhizoctonia Efficacy – 2023
From 1999 to 2023, 44 products or active ingredients were evaluated for Rhizoctonia solani management in greenhouse experiments as soil drench, soil incorporation, foliar or soak application, and in field experiments as soil drenches.
Crop Vignette: Dogwood
Plant Information Cornus florida, also known as flowering dogwood, is a native North American species of deciduous tree in the Cornaceae family. It is popular across its range, from southeastern Canada to northern Mexico, due to its beautiful petal-like bracts and its interesting bark. The hard wood likely inspired its genus name, which comes from [...]
Prodiamine + Isoxaben Crop Safety – 2023
Prodiamine + Isoxaben (Gemini G) is a herbicide combination developed by ICL Specialty Fertilizers for pre-emergent control of grasses and broadleaf weeds on environmental horticulture crops.
Crop Vignette: Eastern Redbud
Plant Information The eastern redbud or American redbud,also known as Cercis canadensis, is a deciduous woody perennial in the Fabaceae family that is native to eastern North America. The genus name comes from the Greek kerkis meaning weaver’s shuttle, which refers to the shape of the seed pod. The Eastern redbud can be identified by [...]
Dimethenamid-p Crop Safety – 2023
From 2007 to 2021, IR-4 completed 594 trials on Tower EC (dimethenamid-p). The data contained in this report was generated to register uses of dimethenamid-p on and around environmental horticulture plants
Crop Vignette: Coneflower
Plant Information Echinacea is a genus of about 10 perennial species, commonly known as coneflowers, in the Asteraceae family. They are native to eastern and central North America where they naturally grow in open woodlands and prairies. The genus name comes from the Greek ekhinos, meaning hedgehog, likely referring to the spiny central disk of [...]