Detective Dendro

Jellylike horns grow on Bill Glaggett’s Juniperus. The next thing he knows his nearby crabapple (Malus sp.) have sickly yellow spots with red rings around them! How will Dendro stop this fervent fungus from fastening to something else? Find out on this episode of Detective Dendro. (Original story by Jackie Stempien)

Detective Dendro and Codit take a trip to Czech Republic enjoying fresh kolaches and steaming mugs of coffee. Amidst their exploration they find orange streaks on a group of the nation’s national tree. What caused this tremendous tearing Tilia dilemma? Can Dendro restore the trees to their rightful reputation and national claim? Find out on this episode of Detective Dendro. (Original story by Guy Meilleur and Jaroslav Kolařík)

During recess, six-year-old Woody finds a tree fungus and tries to bring it with him inside his elementary school. How will Detective Dendro get him to forgo this freaky fungus? And what does this fungus mean for the populated school’s playground? Find out on this episode of Detective Dendro. (Original story by Janet Huber)

Detective Dendro and Codit dive into the dazzling depths of the Great Barrier Reef only to spot a group of trees at a nearby site that may be in deep with pathogens. Will they be able to solve this uncharted mystery? Find out on this episode of Detective Dendro®. (Original story by Sean Freeman and Guy Meilleur)

Betty Black’s beautiful river birch (Betula nigra) is in decline. Yellowing leaves and a thinner crown has this damsel in serious distress. Betty Black calls Detective Dendro, confident he has the diagnostic skills to solve this case. But can Dendro find the causal agent of this decline? Will the birch restore its beauty once more? Find out on this episode of Detective Dendro. (Original story by Andrew Koeser)

The blue spruces (Picea pungens) and Scots pines (Pinus sylvestris) of Maple Park are showing signs of stress, so city arborist Ashley Green calls the Dendro diagnostic team in hopes of finding the root of this trouble. Could compaction be the culprit? Or does the soil tell another story? Find out in this episode of Detective Dendro®. (Original story by Janet Huber)

Black blotches on a multi-stemmed maple (Acer sp.) have Dendro’s diagnostic team bewildered. Could these black splotches be the mark of a terrible tar, or does Codit need to take a closer look under his magnifying glass? Join us to find out on this episode of Detective Dendro®. (Original story by Guy Meilleur)

On this episode of Detective Dendro, a few new helpers join the Dendro diagnosis crew. When inspecting the Carrie Ackurnel’s Carya , Dendro is assisted by her children, a group of budding detectives. Will this extra help aid Dendro in solving the case? What can they do to help keep the Ackurnels’ tree healthy? Find out on this episode of Detective Dendro®. (Original story by Guy Meilleur)

A concerned tree manager calls Dendro about his declining green ash ( Fraxinus pennsylvanica ). Upon inspection, Dendro finds a biotic agent is the culprit. Could it be the dreaded emerald ash borer? Learn about this timely issue with Detective Dendro on this week’s episode. (Original story by Michael Raupp)

In this episode of Detective Dendro, Dendro and his team must tackle The Case of the Ill Illinoinensis. Carrie Ackurnel is concerned about her precious pecan tree (Carya illinoinensis), and only Dendro can restore the hope for future tree health, and future pecan pies. In this episode Dendro will teach us about the role of pruning in tree health, and the dangerous effects of topping. (Original story by Guy Meilleur)

Join us for a new episode of Detective Dendro. When Lena Oleson’s two red oak trees (Quercus rubra) begin to display signs of wilting, Detective Dendro and Codit come to the rescue with magnifying glasses at hand. Can they crack this case, and will they discover the cause of the mysterious smell of Juicy Fruit®? Find out by listening to this episode of Detective Dendro. (Original story by Jim Zwack)

Aloha! On this episode of Detective Dendro, the whole gang will head to Hawaii to check out some tropical trees and vivacious vines. On their trip, Detective Dendro will meet a groovy island man with some challenging questions. Can this new friend stump Dendro? Find out in the Case of the Lascivious Lianas. (Original story by Guy Meilleur)

Join us for a buzz-worthy episode of Detective Dendro. Miss Suzana Abelha believes her trees may have a "killer" Africanized honey bee infestation, and only Codit and Dendro can crack the case. Will Miss Abelha avoid the sting of killer bees? Do killer bees even exist? Find out on this week's Detective Dendro, The Case of the Absolved Abelha. (Original story by Luana Vargas)

This week join us as Detective Dendro and Codit are stumbled by the staggering case of the Languishing Leylands. When Layla Compressa calls Detective Dendro concerned by the site of her Leyland cypresses, it is a sight even Detective Dendro is initially perplexed by. But with the help of Ashley Green, city arborist, and Electra Klein, utility arborist, Dendro and Codit unravel the mystery. But can they save Ms. Compressa’s Leylands? (Original story by Guy Meilleur)

Codit’s Aunt Mary-Gala McIntosh, famous for her home-made apple pies, has returned home from vacation to find her apple trees (Malus domestica) have been attacked! Can Detective Dendro crack this mysterious case for Ms. McIntosh? Will he find the time to taste her delectable pies amidst his busy day of detective work? Find out on this month’s episode of Detective Dendro, “The Case of the Flagging Fruit Trees.” (Original story by Janet Huber)

In this episode, Detective Dendro must crack “The Case of the Perishing Pines.” Holly, a dame who recently moved north from her native Nashville, believes the pine trees in her new backyard have begun to perish; will Detective Dendro solve this complex case? Have these magnificent trees suddenly begun to die? And are they even pines at all? (Original story by Sharon Lilly)

Lily Dubois, a lady who always depends on the kindness of strangers, decides to phone the famed Detective Dendro to request his investigation of her Magnolia grandiflora. In Dubois’s backyard sit two magnificent magnolias; but one of the trees is suspiciously one-sided. What caused this localized affliction, and what methods can Detective Dendro employ to help this magnolia once again provide the shade and comfort a Southern belle requires? (Original story by Guy Meilleur)

How can Detective Dendro refuse a plea for help from a Southern belle with a waxmyrtle dilemma? He and Codit come to her rescue and use their diagnostic skills to investigate dying waxmyrtle shrubs that have been sheared like a hedge to form a landscape barrier around the property. What is causing their decline, and what can be done to help them regain their health? (Original story by Guy Meilleur)

What is causing the mysterious stripping of bark from the trunks of several street trees? In Part 1 of The Case of the Sinister Stripper, Detective Dendro surveyed the site for clues and eliminated a few red herrings, despite an attractive and mystifying distraction. In Part 2, find out how Detective Dendro unravels the mystery, and then takes on a new and even more challenging assignment. (Parts 1 and 2 original story by Guy Meilleur)

Sharon Lilly, ISA’s Director of Educational Goods & Services, and Guy Meilleur, author of many Detective Dendro articles, discuss the conception and development of the Detective Dendro series for Arborist News magazine and introduce this new ArborPod series. Following, find out how Detective Dendro investigates the stripping of bark from street trees, despite an attractive distraction. Part I of this episode provides clues and sets up the introduction of a favorite character!