Les Harrison is a longtime resident of north Florida, having attended public schools in three counties. He has a Bachelor Degree from the University of Florida in Journalism and a Master’s of Science from Auburn University in Agricultural Economics. He is the author of more than 2000 newspaper and magazine stories and journal articles. During his career, he held positions in private, government and educational (university level) sectors. He holds the title of Extension Agent Emeritus. He can be reached at harrison.gl@gmail.com.
Florida is home to about 80 to 85 mosquito species, many of which live in the panhandle. Of those, 20 plus are exotic mosquitos which have been inadvertently imported, such as the Asian Tiger Mosquito. Contrary to popular perception, not all of these dine on humans. Some target only birds, others only frogs, and still others will…Read more
Sweet gum trees, a panhandle Florida native, are appropriately named both in English and in Latin. The scientific name, Liquidambar styraciflua, literally means liquid amber, which flows in this plant’s tawny resin. This deciduous tree is found in the southeastern U.S., Mexico and the north end of Central America. Members of this tree’s genus are…Read more
There is always one in every family. No matter how affable the members and congenial the reputation, there is always one who is a chronic challenge to cope with in any situation. It may be the odd uncle who always ruins family events with confrontational behavior, or a sibling whose passive-aggressive conduct calls the motive…Read more
One little insect in the Xyleborini tribe of beetles has been destroying bay trees and other species in the panhandle at an alarming rate. Unfortunately the Redbay Ambrosia Beetle attacks healthy trees. Of additional importance, the fungus which causes laurel wilt disease accompanies this beetle and typically causes tree death. The Redbay Ambrosia Beetle (Xyleborus…Read more
Barnacles are one of those frequently overlooked creatures until the oblivious swimmer or fisherman contacts their sharp and jagged outer shell. Related to crabs and lobsters, these animals are commonly found in shallow waters which advance and retreat with the tides. Barnacles affix themselves permanently to hard, dense objects, thereby encrusting their surface. This includes…Read more
Hunger and deprivation are excellent motivators, especially for panhandle Florida’s smallest residents. One such member of these native arthropods is the jumping spider. This salticid, a member of the Saltididae family, defies many of the commonly held perceptions of spiders. Jumping spiders actively hunt prey during the day and are often seen moving vigorously in…Read more
The thermometer readings and humidity levels are climbing, but they have yet to reach the misery point. If able to speak, most of the insect population would likely disagree. They prefer a sultry environment which creates ideal growing conditions for plants cultivated both for food and landscape ornamentation. As such, both the insect herbivores and…Read more
Chief among the developing caterpillar pests is the southern armyworm. This insect is native to the warmer regions of both American continents. About 30 to 40 days on average are required for a complete generation, with environmental factors restraining even more reproduction. In northern Florida moths which produce this caterpillar can be found throughout the…Read more
Nature has a way of making life as easy as possible, but it will not happen fast, so planning is critical to success. One means is by putting some plants (trap crops) which attract beneficial and/or destructive insects. Insects are one of the main challenges in growing a vegetable garden. Warm weather and high humidity…Read more
The grassy like leaves emerge green and ready to soak up the spring sun. Unfortunately, not all are the turf preferred for home lawns. Purple nutsedge, Cyperus rotundus, grows from every possible sunny location with soil capable of supporting the plant. This non-native pest is a rapidly spreading perennial which will take every opportunity to…Read more
