Biology and Management of Common Chickweed (Stellaria media) in Ornamental Crop Production

Stellaria media leaves

Chickweed is a common cool-season annual weed in Florida landscapes, container nurseries, home gardens, and other agricultural production systems. This new 5-page article is written for green industry professionals and others to aid in the identification and management of chickweed in and around ornamental plants. Written by Yuvraj Khamare, Chris Marble, Nathan Boyd, and Shawn Steed and published by the UF/IFAS Environmental Horticulture Department.
https://edis.ifas.ufl.edu/ep577

Biology and Management of Spanish Needles (Bidens spp.) in Ornamental Crop Production

Bidens alba flower

All eight species of Bidens in Florida are commonly referred to as Spanish needles or beggar-ticks. This document focuses on Bidens alba and B. pilosa, which are common weeds in container nurseries and landscapes in Florida. This 6-page EDIS publication, written by Yuvraj Khamare, Chris Marble, Shawn Steed, and Nathan Boyd and published by the UF/IFAS Environmental Horticulture Department, is designed for landowners, gardeners, horticulturalists, and consumers hoping to learn more about Spanish needle classification and management.
http://edis.ifas.ufl.edu/ep572

Biology and Management of Yellow (Cyperus escuelentus) and Purple Nutsedge (C. rotundus) in Ornamental Crop Production and Landscapes

Yellow nutsedge inflorescence (left) and purple nutsedge inflorescence (right).

This new six-page document provides insight on characteristics and management techniques for both yellow and purple nutsedge, prevalent and persistent weeds in Florida. Written by Debalina Saha, Chris Marble, Nathan Boyd, and Shawn Steed and published by the UF/IFAS Environmental Horticulture Department, March 2019.
http://edis.ifas.ufl.edu/ep569

Biology and Management of Liverwort (Marchantia polymorpha) in Ornamental Crop Production

Liverwort is a common weed problem in production nurseries and greenhouses. This article has been written to help growers identify liverwort, understand its biology, and inform them of ways this weed can be managed in their operation. Written by Chris Marble, Marc S. Frank, Dail Laughinghouse, Shawn Steed, and Nathan Boyd, and published by UF’s Environmental Horticulture Department, September 2017.
http://edis.ifas.ufl.edu/ep542