Dr. Mark Czarnota is the Weed Wizard for weeds in ornamentals.

These publications may help in situations you are faced with:

Weed Control in Greenhouses

Weed Control: Control Crabgrass (Digitaria spp.) in Ornamentals

Weed Control: Controlling Florida Betony in the Landscape

Weed Control: Controlling Nutsedge

Weed Control: Controlling Vines in Ornamentals

Weed Control: Dodder (Cuscuta spp.), 

Weed Control: Weed Control in Iris

Weed Control: Weed Control in Iris (Crested, Japanese, Siberian) )

Weed Control: Weed Control in Pansies

Weed Control: Wild Onion and Wild Garlic, Identification and Control

Mulberry Weed: Identification and Control

Weed Control: Controlling Greenbrier

Weed Control: Controlling Poison Ivy in the Landscape