Chris Marble
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View article: Impact of Rice Hull Mulch Depth on Emergence of Multiple Weed Species at Varying Growth Stages in Nursery Containers
Impact of Rice Hull Mulch Depth on Emergence of Multiple Weed Species at Varying Growth Stages in Nursery Containers Open
Rice hull mulch is widely used in container plant production due to its availability and effectiveness. This study evaluated whether common nursery weed species can survive or emerge through rice hull mulch when already established at the …
View article: Common Preemergence Herbicide Application Equipment and Considerations for Container Nursery Operations
Common Preemergence Herbicide Application Equipment and Considerations for Container Nursery Operations Open
Weeds are a costly and continual threat to ornamental nursery profitability. Due to a lack of labeled postemergence herbicide options, growers typically rely on timely preemergence herbicide applications for weed control, among other metho…
View article: Fertilizer longevity and placement effects on pentas growth and Pennsylvania bittercress control in containers
Fertilizer longevity and placement effects on pentas growth and Pennsylvania bittercress control in containers Open
View article: Common Poisonous Landscape Plant Species in Florida
Common Poisonous Landscape Plant Species in Florida Open
In this rapidly urbanizing world, landscape plants serve as a convenient pathway for individuals to engage with nature. Due to Florida's subtropical climate, a vast array of diverse plant species is commonly used in home landscapes. Howeve…
View article: Efficacy of spring versus fall herbicide applications for control of small-leaf spiderwort ( <i>Tradescantia fluminensis</i> ) in central Florida
Efficacy of spring versus fall herbicide applications for control of small-leaf spiderwort ( <i>Tradescantia fluminensis</i> ) in central Florida Open
Small-leaf spiderwort ( Tradescantia fluminensis Vell.) is a low-growing perennial ground cover that has become increasingly problematic in Florida due to its ability to quickly spread vegetatively over large areas and outcompete native ve…
View article: Using Mulch for Weed Control in Container Plant Production
Using Mulch for Weed Control in Container Plant Production Open
Weed management in container plant production is a serious problem and remains one of the most expensive and time-consuming aspects of the plant nursery industry. Weeds compete for light, water, nutrients, and space, which ultimately resul…
View article: Sexual and Asexual Propagation of Wild Lime (Zanthoxylum fagara L. Sarg.), a Native Florida Plant with Ornamental and Ecological Value1
Sexual and Asexual Propagation of Wild Lime (Zanthoxylum fagara L. Sarg.), a Native Florida Plant with Ornamental and Ecological Value1 Open
A series of four propagation studies were implemented to better understand the seed biology of wild lime ( Zanthoxylum fagara L. Sarg. [Rutaceae]) and its adventitious rooting response to auxin treatments. Plant origin (north central vs so…
View article: Evaluating the Effect of Weed Placement on the Growth of Container-Grown Plants and Herbicide Application around Container Drain Holes and Root Pruning Containers
Evaluating the Effect of Weed Placement on the Growth of Container-Grown Plants and Herbicide Application around Container Drain Holes and Root Pruning Containers Open
The objective of this study was to evaluate the effect of weed placement on the growth of container-grown ornamental plants. Additionally, it also assessed the safety of applying herbicides beneath and on the slits of air-pruning container…
View article: Determining Differential Tolerances of Newly Released vs. Traditional Cultivars of Common Ornamental Species to Preemergence Herbicides
Determining Differential Tolerances of Newly Released vs. Traditional Cultivars of Common Ornamental Species to Preemergence Herbicides Open
Hundreds of new woody ornamental plant cultivars are introduced into the nursery industry each year which have many desirable aesthetic traits. However, in recent years growers have reported a higher level of herbicide sensitivity with cer…
View article: Response of Tahitian Bridal Veil (Gibasis pellucida) and Small-Leaf Spiderwort (Tradescantia fluminensis) to Postemergence Herbicides under Greenhouse Conditions
Response of Tahitian Bridal Veil (Gibasis pellucida) and Small-Leaf Spiderwort (Tradescantia fluminensis) to Postemergence Herbicides under Greenhouse Conditions Open
Tahitian bridal veil (Gibasis pellucida) and small-leaf spiderwort (Tradescantia fluminensis) are both invasive species in natural areas throughout Florida. However, very little is known regarding herbicide control. To provide land manager…
View article: Mulching as a weed management tool in container plant production - review
Mulching as a weed management tool in container plant production - review Open
Weed management in container plant production is a serious problem and remains one of the most expensive and time-consuming aspects of the industry. Weeds cause severe reductions in crop growth due to the limited growing environment charac…
View article: Overcoming the Nursery Industry Labor Shortage: A Survey of Strategies to Adapt to a Reduced Workforce and Automation and Mechanization Technology Adoption Levels
Overcoming the Nursery Industry Labor Shortage: A Survey of Strategies to Adapt to a Reduced Workforce and Automation and Mechanization Technology Adoption Levels Open
US nurseries are experiencing a workforce shortage that is expected to intensify. A mixed-mode survey of decision-makers representing the US nursery industry was conducted in 2021. The survey assessed practices used in 2020 to elicit a bet…
View article: Common Poisonous Houseplant Species in Florida
Common Poisonous Houseplant Species in Florida Open
Plants inside our homes, offices, or those used as part of a patio garden have been shown to create a relaxed, productive environment and to improve indoor air quality. Overall, they are efficient, low-cost, and sustainable. While housepla…
View article: Key Plant, Key Pests: Southern Yew (Podocarpus macrophyllus)
Key Plant, Key Pests: Southern Yew (Podocarpus macrophyllus) Open
This publication provides information and general management recommendations for dieback, fusarium wilt, root nodules, root rot, aphids, eriophyid mites, and scale. For a more comprehensive guide of woody ornamental insect management, down…
View article: Biology and Management of Asiatic False Hawksbeard (Youngia japonica) in Florida Ornamental Production and Landscapes
Biology and Management of Asiatic False Hawksbeard (Youngia japonica) in Florida Ornamental Production and Landscapes Open
Asiatic false hawksbeard is a common, annual broadleaf weed found across Florida landscapes, agricultural production systems, home gardens, and natural areas. This article is written for home gardeners, commercial growers, and other green …
View article: Evaluation of Substrate Stratification, Fertilizer Placement, and Mulching on Growth of Common Nursery Weed Species and Container-Grown Ornamental Species
Evaluation of Substrate Stratification, Fertilizer Placement, and Mulching on Growth of Common Nursery Weed Species and Container-Grown Ornamental Species Open
The objective of this study was to determine how topdressing or incorporating fertilizer with stratified or mulched substrates could affect the growth of Hibiscus rosa-sinensis ‘Snow Queen’, a popular ornamental plant, and the growth of li…
View article: Weeds as Indicators of Soil Conditions in Lawns and Landscapes
Weeds as Indicators of Soil Conditions in Lawns and Landscapes Open
The purpose of this publication is to provide examples of weeds commonly found under certain environmental conditions. While weeds can be an indicator of a certain condition, some weed species can thrive in many different environments and …
View article: Effect of Weed Competition on Growth of Container Grown Ornamentals Plants in Four Different Container Sizes
Effect of Weed Competition on Growth of Container Grown Ornamentals Plants in Four Different Container Sizes Open
The objective of this study was to assess the growth of two woody ornamental plants when subjected to different levels of weed competition in four different container sizes, representing different stages of production. Ligustrum (Ligustrum…
View article: Common Poisonous Weed and Invasive Plant Species in Florida Residential Landscapes
Common Poisonous Weed and Invasive Plant Species in Florida Residential Landscapes Open
This new 10-page publication of the UF/IFAS Environmental Horticulture Department is intended to inform home gardeners, pest management professionals, and other plant enthusiasts of some of the most common poisonous invasive plants or weed…
View article: Florida-Friendly Mulches and Their Uses
Florida-Friendly Mulches and Their Uses Open
This new 6-page publication of the UF/IFAS Environmental Horticulture Department is intended for those persons seeking information on how to properly select and use mulch as one component of a Florida-friendly landscape design. Written by …
View article: Allelopathy and its application as a weed management tool: A review
Allelopathy and its application as a weed management tool: A review Open
Weeds are a serious threat to crop production as they interfere with the crop growth and development and result in significant crop losses. Weeds actually cause yield loss higher than any other pest in crop production. As a result, synthet…
View article: Herbicide selection for controlling Tahitian bridal veil (<i>Gibasis pellucida</i>)
Herbicide selection for controlling Tahitian bridal veil (<i>Gibasis pellucida</i>) Open
Tahitian bridal veil [ Gibasis pellucida (M. Martens & Galeotti) D.R. Hunt], a Central and South America native plant that is often confused with another more well-known invasive plant, small leaf spiderwort ( Tradescantia fluminensis Vell…
View article: Effect of Substrate Stratification Without Fine Pine Bark Particles on Growth of Common Nursery Weed Species and Container-grown Ornamental Species
Effect of Substrate Stratification Without Fine Pine Bark Particles on Growth of Common Nursery Weed Species and Container-grown Ornamental Species Open
Substrate stratification is a new research area in which multiple substrates, or the same substrate with differing physical properties, are layered within a container to accomplish a production goal, such as decreasing water use, nutrient …
View article: Improving Pennsylvania Bittercress Weed Control Efficacy with Mulch and Herbicide in Containers
Improving Pennsylvania Bittercress Weed Control Efficacy with Mulch and Herbicide in Containers Open
Pennsylvania bittercress ( Cardamine pensylvanica ) and other bittercress ( Cardamine ) species are among the most common and difficult-to-control weed species in container nurseries, and they have been vouched in most counties in Florida.…
View article: Biology and Management of Johnsongrass (Sorghum halepense) in Ornamental Crop Production and Landscapes
Biology and Management of Johnsongrass (Sorghum halepense) in Ornamental Crop Production and Landscapes Open
Johnsongrass is a warm-season perennial grass and one of the most persistent and troublesome weeds in the southern United States. This new 5-page publication of the UF/IFAS Environmental Horticulture Department was developed to help commer…
View article: Guidelines for Hiring a Florida-Friendly Landscape Professional
Guidelines for Hiring a Florida-Friendly Landscape Professional Open
Many residents evaluate their landscape professionals on price alone; however, quality landscaping is an investment in your property. Knowing what to look for in a landscape professional will help you get the most for your investment, ensu…
View article: Substrate Temperature and Seed Scarification on Germination Parameters of Butterfly Pea (<i>Clitoria ternatea</i>)
Substrate Temperature and Seed Scarification on Germination Parameters of Butterfly Pea (<i>Clitoria ternatea</i>) Open
Recent interest in the cultivation and use of butterfly pea ( Clitoria ternatea ) has increased demand for its commercial production. Successful germination of seed is a critical first step to its production; however, few studies have docu…
View article: Practice in Nursery Weed Control—Review and Meta-Analysis
Practice in Nursery Weed Control—Review and Meta-Analysis Open
Weeds, as one of the biggest challenges in the nursery industry, have been controlled by various methods, such as chemical and non-chemical practices. Although these practices have been widely established and tested to control weeds, there…
View article: Biology and Management of Ragweed Parthenium (Parthenium hysterophorous L.) in Tomato, Pepper, Cucurbit, and Strawberry Production
Biology and Management of Ragweed Parthenium (Parthenium hysterophorous L.) in Tomato, Pepper, Cucurbit, and Strawberry Production Open
Ragweed parthenium is an herbaceous annual or short-lived perennial weed. It is difficult to manage in many fields due to known resistance to commonly used herbicides. There are a limited number of modes of action that can be used in some …
View article: Effect of Substrate Stratification on Growth of Common Nursery Weed Species and Container-grown Ornamental Species
Effect of Substrate Stratification on Growth of Common Nursery Weed Species and Container-grown Ornamental Species Open
Substrate stratification is a method of filling nursery containers with “layers” of different substrates, or different textures of the same substrate. Recently, it has been proposed as a means to improve drainage, substrate moisture dynami…