Tag: Andrew Koeser

A fallen tree branch lying across a suburban street, surrounded by lush greenery and palm trees.

Homemade device may help arborists assess odds of falling trees causing damage

by Brad Buck
May 18, 2026

With a device they can make on their own for only $159, arborists can for the most part accurately assess whether people and pedestrians are at risk of danger if a tree falls in your yard. That’s way less than the machines on the market, which ... READ MORE

Category: UF/IFAS
Tags: Andrew Koeser, Arborists, Environmental Horticulture, Fall Zone, Falling Trees, Gulf Coast Research And Education Center, Homemade Device, Pedestrians, Ryan Klein, Target Occupancy Rate, Tree-risk Assessment, Trees, Vehicles
Swaying palm leaves in the wind by an out-of-focus sea background.

11,000 tree varieties in North America, but only a few species dot cityscapes

by Brad Buck
May 18, 2026

If you look at trees, especially in Florida’s urban areas, you’ll generally see southern live oaks or cabbage palms. Makes sense. Those are the two most common species in the Sunshine State’s cities. Indeed, most of America’s cities ... READ MORE

Category: UF/IFAS
Tags: Andrew Koeser, Environmental Horticulture, Gulf Coast Research And Education Center, Landscape Architects, Lethal Bronzing, Live Oak, Palms, Removal, Species, Species Diversity, Stormwater, Trees, Urban, Urban Heat, USDA

Study: Most trees survive winds from hurricanes as strong as Category 1; experts still urge caution

by Brad Buck
May 18, 2026

As the heart of the Atlantic hurricane season approaches, a new University of Florida study shows most trees withstand tropical storm winds up to 95 mph in category 1 hurricanes. But lead study author Andrew Koeser and other UF/IFAS experts ... READ MORE

Category: UF/IFAS
Tags: Andrew Koeser, Arborist, Damage, Environmental Horticulture, Gulf Coast Research And Education Center, Hurricanes, International Association Of Arboriculture, Tampa, Tree Failure, Trees, Urban Trees, Wind
A fallen tree branch lying across a suburban street, surrounded by lush greenery and palm trees.

UF scientists aim for more tree varieties to ensure urban canopy survives pests, diseases

by Brad Buck
May 18, 2026

If you plant a wider array of tree species in urban areas, you might avoid your forest being wiped out by a single pest or disease, say University of Florida scientists. “When cities are dominated by only a few species, new infestations ... READ MORE

Category: UF/IFAS
Tags: Andrew Koeser, Arborists, Canopy, Diseases, Diversity, Environmental Horticulture, Forest, Gulf Coast Research And Education Center, Impediments, Landscape Architects, Pests, Trees, Urban, Variety
image- photos of trees on a public residential pathway in Florida.

Keys to keeping Southeast, Southwest Florida trees and landscapes thriving is focus of monthly UF/IFAS webinar series

by Lourdes Mederos
May 18, 2026

Property owners, professional landscapers and arborists struggle to keep Florida's landscapes and tree canopies thriving amid hurricanes, pests, diseases, climate change and other impacts. To help communities and industries plan, manage ... READ MORE

Category: Conservation, Pests & Disease, UF/IFAS, UF/IFAS Extension, UF/IFAS Research
Tags: And Geomatic Sciences, Andrew Koeser, Arboriculture, Brian Bahder, Deah Lieurance, Deborah Hilbert, E UF/IFAS Environmental Horticulture Department, Ed Gilman, Fisheries, Florida Department Of Agriculture And Consumer Services, Florida Urban Forestry Council (FUFC), Hurricane, Hurricane Preparedness, Invasive Species, Jason Smith, John Roberts, Lethal Bronzing, R, Ryan Klein, Stephen Brown, Storm Damage, Storms, Sue Alspach, Termites, Thomas Chouvenc, Tree Pruning, Trees, UF IFAS Fort Lauderdale Research And Education Center, UF/IFAS Agronomy Department, UF/IFAS Entomology And Nematology Department, UF/IFAS Extension, UF/IFAS Fort Lauderdale Research Education Center, UF/IFAS School Of Forest
image- photos of trees on a public residential pathway in Florida.

Urban Florida residents want to protect their cities’ tree canopy – even if it limits development

by Brad Buck
May 18, 2026

Floridians want to keep the shade in their cities, so they favor tree protection measures, a new University of Florida study shows. But researchers were surprised to find that about half the urban residents surveyed support ordinances that protect ... READ MORE

Category: UF/IFAS
Tags: Andrew Koeser, Cities, Counties, Development, Environmental Horticulture, Gulf Coast Research And Education Center, Private Property, Shade, Tax Incentives, Tree Protection Ordinances, Tree Removal, Trees

Feeling stressed? Help yourself by stepping into the shade of trees

by Brad Buck
May 18, 2026

Have you ever considered a walk in a tree-shaded park to relieve stress? If you have, you’re hardly alone, according to new University of Florida research. The study shows that spending time in tree-filled spaces — like parks or wooded ... READ MORE

Category: Health & Nutrition, Work & Life
Tags: Andrew Koeser, College Of Agricultural And Life Sciences, Floridians, Parks, Ryan Klein, School Of Forest Fisheries And Geomatics Sciences, Streets, Stress, Stress Relief, Suzie Suhendy, Trees, Walking
Una familia sentada en una banca en un parque, rodeada de árboles y vegetación exuberante.

¿Se siente estresado? Encuentre tranquilidad a la sombra de los árboles

by Luz Bahder
May 18, 2026

Creado por Brad Buck, especialista sénior en relaciones públicas para UF/IFAS.  ¿Ha considerado alguna vez dar un paseo por un parque arbolado para aliviar el estrés? Si es así, no es el único, según un nuevo estudio de University ... READ MORE

Category: Blog Community, UF/IFAS, UF/IFAS Research
Tags: Andrew Koeser, Arboles, árboles Urbanos, Atractivo Visual, Bosques Urbanos, Encuesta, Español, Estres, Estudio, Expansión Urbana, Facultad De Ciencias Agricolas Y De La Vida, Facultad De Ciencias Forestales, Gainesville, Parque, Pesqueras Y Geomáticas, Regla 3-30-300, Ryan Klein, Salud, Sombra, Spanish, Suzie Suhendy, University Of Florida
Swaying palm leaves in the wind by an out-of-focus sea background.

Timmmberrr! … UF experts try to take subjectivity out of tree-falling assessments

by Brad Buck
May 18, 2026

In the eye of hurricane season, you need hardy trees that can withstand the strong winds that come with the storms – and which can topple trees. That's why University of Florida tree scientists Ryan Klein and Andrew Koeser study the variables ... READ MORE

Category: Home Landscapes
Tags: Andrew Koeser, Arborists, Environmental Horticulture, Falling Trees, Gulf Coast Research And Education Center, Hurricane, Hurricane Season, Pests, Ryan Klein, Subjectivity, Tree Failure, Tree-risk Assessment, Trees, Winds
Fallen tree branches on a lawn in front of a suburban house.

You can have it ‘made in the shade’ by planting more diverse trees

by Brad Buck
May 18, 2026

When we plant the same trees over and over again, we create urban forests that are vulnerable to being wiped out by invading pests and diseases, a University of Florida researcher says. Deb Hilbert wants to avoid tree deaths. In fact, she ... READ MORE

Category: Forests
Tags: Andrew Koeser, Deb Hilbert, Diseases, Diversity, Environmental Horticulture, Gulf Coast Research And Education Center, Hillsborough County, Orange County, Pests, Research, Shade, Species, Trees, Urban Canopy

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