Florida gardeners enjoy a long growing season, but that very abundance of warmth and humidity also favors frequent insect outbreaks. Biological controls — predators, parasitoids, entomopathogens and microbial products — are powerful tools when used at the right time and in the right way. This article gives practical guidance on when to deploy biologicals in […]
Leaf spot problems on Florida turf are common and often frustrating for homeowners, landscapers, and grounds managers. Warm temperatures, high humidity, frequent rains, and a wide variety of turfgrass species create ideal conditions for many leaf spot pathogens. This article reviews the principal pathogens that produce leaf spot symptoms in Florida lawns, explains how to […]
Effective pest scouting and accurate recording are the foundation of integrated pest management (IPM) in Florida vegetable production. This guide breaks down practical, step-by-step procedures to locate pest hotspots, collect reliable data, and turn observations into management decisions. The emphasis is on actionable techniques adapted to Florida’s climate, common vegetable crops, and frequent pest complexes. […]
South Florida presents a unique challenge for gardeners: high humidity, seasonal heavy rains, sandy and limestone soils, and long stretches of dry weather. Designing a low-water planting plan in this environment not only saves water and lowers maintenance, it can also reduce the incidence of many common plant diseases. This article explains practical strategies for […]
Florida’s warm, dry spells and year-round growing season create near-ideal conditions for spider mites to thrive on ornamentals. Managing them requires a proactive integrated pest management (IPM) approach that combines monitoring, cultural practices, biological controls, and careful, targeted use of miticides. This article provides practical, field-tested strategies you can use in landscapes, nurseries, and greenhouses […]
Why soil testing matters in Florida landscapes Soil testing is the single most cost-effective, practical preventive tool landscape managers and homeowners can use to reduce plant disease pressure in Florida. Florida soils vary from deep sands to limestone-derived clays and organic mucks; they are subject to high rainfall, salt intrusion in coastal zones, fluctuating water […]
Nematodes are microscopic roundworms that feed on plant roots and are a major cause of reduced yields and poor-quality roots in Florida production systems. Root-knot, sting, lesion, and dagger nematodes are among the most important species affecting sweetpotato, carrot, beet, radish, potato, and other root crops grown in the state. This article explains how to […]
Leaf galls are one of the most visible and commonly reported issues on oaks in Florida. They are produced when tiny gall-making insects, mostly cynipid wasps, manipulate oak tissue to form abnormal, often brightly colored structures. Although alarming in appearance, most leaf galls are primarily cosmetic and do not seriously threaten mature oaks. This article […]
Fusarium wilt is a persistent and damaging disease of many vegetable and ornamental seedlings in Florida. Preventing it requires an integrated approach that targets the pathogen at multiple points: seed, substrate, containers, water, greenhouse environment, and crop selection. This article explains what Fusarium wilt is, why Florida seedlings are at particular risk, and gives concrete, […]
Overview: the problem in plain terms Mangroves along Florida’s coast frequently show dark, dirty-looking growth on leaves and stems commonly called sooty mold, and they often host scale insects and other sap-sucking pests. At first glance the two problems seem separate: one is an insect infestation and the other is a fungus. In reality they […]
Florida presents a unique challenge for vegetable gardeners. Warm temperatures, high humidity, abundant rainfall, and long growing seasons all favor fungal and water mold pathogens. Left unchecked, these diseases can sharply reduce yields, shorten crop life, and make homegrown produce unappealing or unsafe. This guide provides practical, detailed strategies tailored to Florida conditions to minimize […]
Leaf rust is a common and often underdiagnosed problem on ornamental plants in Florida. Early detection dramatically improves control success and reduces the need for repeated fungicide applications. This article describes the biology and typical appearance of rust, the precise early symptoms to watch for on Florida ornamentals, best inspection techniques, and practical management steps […]
Solarization is a nonchemical, low-cost method to reduce populations of soilborne pests, including many plant-parasitic nematodes, by using solar heat trapped under clear plastic. In Florida vegetable beds solarization can be a powerful tool, but its success depends heavily on timing, duration, bed preparation, and regional climate. This article explains when to apply soil solarization […]
Florida’s warm climate supports a wide variety of beetles. Some are harmless or beneficial; others chew leaves, bore stems, or feed on roots and can seriously damage ornamentals in home landscapes, nurseries, and public plantings. This article describes the beetle groups most likely to harm Florida ornamentals, how to identify them and their feeding signs, […]
Leaf yellowing is one of the most common and visually alarming symptoms for homeowners and arborists in Florida. Yellow leaves can be caused by nutrient deficiencies, imbalances, or by diseases, pests, and abiotic stresses such as poor drainage or salt. Distinguishing nutrient-related chlorosis from disease-driven decline is essential because the remedies differ fundamentally: fertilizer or […]
Florida gardeners face unique challenges: heat, humidity, heavy rains, and an active palette of fungal pathogens that thrive in warm, wet conditions. Choosing the right plant palette — native species adapted to local climate and soils — is one of the most effective long-term strategies for reducing fungal disease pressure while keeping maintenance low. This […]
The Asian citrus psyllid (ACP), Diaphorina citri, is the primary vector of Huanglongbing (HLB) or citrus greening, the most destructive disease of citrus worldwide. In Florida, ACP and HLB have dramatically changed how citrus is grown, forcing both commercial producers and backyard growers to adopt rigorous, science-based protection programs. This article lays out practical, in-depth […]
Companion planting is a practical, low-cost strategy that uses plant diversity to reduce pest problems, increase beneficial insects, and improve yields in vegetable beds. In Florida, where year-round production and a long warm season create persistent pest pressure, properly planned companion planting can be an essential part of an integrated pest management (IPM) approach. This […]
Leaf spots on orchids are a common and alarming problem for growers in Florida. The state’s warm, humid climate creates ideal conditions for fungal and bacterial diseases, and frequent rains and thunderstorms can make prevention and control more challenging than in drier regions. This article gives a step-by-step approach to diagnosing the cause of leaf […]
Powdery mildew is one of the most visible and common fungal problems in Florida landscapes. It often appears as a dusting of white to gray fungal growth on leaves, stems and flowers, but the exact look and effects vary by plant species and the stage of infection. This article explains what powdery mildew looks like […]
Tomato blossom-end rot (BER) is one of the most common and frustrating problems for Florida home gardeners and small-scale growers. It appears as a sunken, leathery, brown or black spot on the blossom end of developing fruit and can strike suddenly during hot, dry spells or after heavy rains. Although it looks like a disease, […]
Vegetable gardens in Florida are famously productive — and famously attractive to snails and slugs. If you have tender seedlings chewed to ribbons or shiny slime trails every morning, you are not alone. Understanding why gardens in Florida draw these mollusks is the first step to managing them effectively. This article explains the biological and […]
Understanding root rot in Florida conditions Root rot is not a single disease but a set of problems caused by fungi and oomycetes (notably Phytophthora and Pythium) that thrive in warm, wet soils. In Florida the combination of high humidity, frequent heavy rains, warm soil temperatures, and long growing seasons creates ideal conditions for these […]
Citrus greening, also called Huanglongbing (HLB), is the most serious disease affecting citrus in Florida. Early detection is the single most important factor that gives a grower or homeowner a chance to slow spread, protect nearby trees, and make informed management decisions. This article explains the biology you need to know, describes the earliest visible […]
Powdery mildew is one of the most common and visually obvious fungal problems on roses. In Florida, where microclimates vary from coastal humidity to inland heat, timing fungicide applications correctly is essential for effective control, resistance management, and minimizing plant stress. This article explains how to recognize powdery mildew, why Florida conditions matter, when to […]
Florida palms are subject to a suite of boring insects whose larvae tunnel into trunks, crowns, petioles and leaf bases. Borers are among the most damaging pests of palms because they attack internal tissues where they are protected from weather and many treatments, and because even a single well-placed larva can kill a high-value specimen […]
Introduction: why leaf spot matters in Florida turf Leaf spot diseases are among the most common and damaging foliar problems in Florida turfgrass. Warm, humid conditions and frequent thunderstorms create an environment ideal for fungal pathogens that produce small to large necrotic lesions on grass blades. Left unchecked, leaf spot infections reduce turf density, predispose […]
Florida landscapes face a suite of insect and disease challenges: scale insects, aphids, whiteflies, caterpillars, fungal problems driven by heat and humidity, and mammalian browsers such as deer and rabbits. Choosing native plants that evolved in the region gives homeowners a head start. Native species are adapted to local soils, climate extremes, and resident pest […]
Mealybugs and scale insects are two of the most common and persistent pests on Florida houseplants. Their small size, protective waxy coverings, and ability to hide in leaf axils and root zones make them hard to eliminate once established. This guide explains identification, prevention, and step-by-step treatment strategies you can use indoors and on screened […]
Florida’s climate–characterized by high heat, high humidity, seasonal heavy rains, and a wide range of soil textures–creates ideal conditions for many plant pathogens. Gardeners, landscapers, and commercial growers must use cultural practices that reduce pathogen establishment, limit disease spread, and promote plant vigor. Two of the most powerful, cost-effective tools for disease prevention in Florida […]
Introduction Florida’s climate–warm, humid, and punctuated by a long rainy season–creates ideal conditions for mosquitoes and other pests. While no plant will eliminate mosquitoes entirely, a strategic landscape that combines mosquito-deterrent plants, habitat reduction, and smart maintenance can substantially reduce pest hot spots and make outdoor spaces more enjoyable. This article explains which plants help […]
Bacterial canker is a destructive disease of tomato caused by the bacterium Clavibacter michiganensis subsp. michiganensis (Cmm). In Florida’s warm, humid climate this pathogen can spread rapidly, causing yield loss, unmarketable fruit, and long-term contamination of fields and greenhouse facilities. This article describes what bacterial canker looks like on tomato plants, how to tell it […]
Root-knot nematodes (Meloidogyne spp.) are among the most damaging soilborne pests of vegetable production in Florida. These microscopic roundworms attack roots, reduce water and nutrient uptake, and cause stunting, yield loss, and poor-quality produce. Successful control in Florida vegetable beds requires an integrated approach that blends accurate diagnosis, cultural practices, biological tools, and targeted chemical […]
Florida citrus trees often lose large numbers of leaves quickly, a symptom that alarms both backyard growers and commercial producers. Rapid leaf drop is not a single disease but a visible outcome caused by a set of biological, environmental, nutritional, and cultural stresses. Understanding the common causes, how to diagnose them, and what practical steps […]
Florida landscapes and nurseries support a huge diversity of ornamental plants year round. That same warm climate also favors small, fast-reproducing pests such as thrips and mites. Left unchecked these pests cause distorted growth, discolored foliage, flower scarring, reduced bloom, and can transmit plant viruses. This article synthesizes practical identification, monitoring, cultural, biological, and chemical […]
Sooty mold is a common, unsightly problem on shade trees across Florida. It appears as a dark, powdery or crusty coating on leaves, stems, fruit, and sometimes on cars and patios under infected trees. Although the fungus itself rarely kills a mature tree, heavy sooty mold reduces photosynthesis, stresses trees, accelerates leaf drop, and signals […]
Introduction Neem oil is one of the most useful organic tools for home gardeners in Florida. It works as an insecticide, miticide, and fungicide, and its active compounds (azadirachtin and related triterpenoids) disrupt feeding, growth, and reproduction of many pests. However, timing, concentration, method, and frequency of application strongly determine success and safety. This article […]
Scale insects are one of the most persistent and destructive insect groups affecting Florida’s ornamental trees. Their small size, cryptic habits, and multiple life stages make them easy to overlook until damage is obvious. This article explains the main types of scale insects you will encounter on Florida ornamentals, how to identify them, the damage […]
Collar rot and other soilborne diseases are a frequent and costly problem for Florida growers, landscapers, and homeowners. Warm temperatures, high humidity, sandy soils, and frequent rains create ideal conditions for pathogens such as Phytophthora, Pythium, Rhizoctonia, Fusarium, and nematodes. This article provides a step-by-step diagnostic workflow, Florida-specific context, sampling protocols, quick field tests, laboratory […]
Florida flower beds present a unique challenge for home gardeners: warm temperatures, high humidity, heavy seasonal rainfall, and sandy soils create ideal conditions for fungal diseases. Instead of relying solely on store-bought fungicides, you can use an integrated, organic-minded approach that combines prevention, cultural tactics, biological controls, and safe homemade sprays. This article outlines practical, […]
Florida lawns face two of the most destructive turf pests: white grubs (larval stages of scarab beetles) and southern chinch bugs. Both can quickly turn green, healthy turf into brown, thinning patches if left unchecked. This article lays out an integrated, practical plan for prevention, detection, and control tailored to Florida’s climate and common turf […]
Florida vegetable production faces a long growing season, warm humid conditions, and a diverse suite of insect pests. Relying solely on broad-spectrum insecticides is expensive, disruptive to natural enemies, and risks resistance and secondary outbreaks. Beneficial insects provide an effective, resilient, and environmentally sound component of an integrated pest management (IPM) program. This article explains […]
Gardening in Florida means dealing with pests year-round. Warm temperatures, high humidity, and year-round growing allow both crops and pests to thrive. The good news is that careful plant selection and garden design can greatly reduce pest problems over time. This article gives concrete, practical guidance on which plants to use, how to arrange them, […]
Sudden Oak Decline (often invoked interchangeably with Sudden Oak Death) is a shorthand that raises alarm because it evokes images of rapid, unexplained tree mortality. For Florida’s urban forests–where oaks define streetscapes, parks, yards, ecological services and cultural identity–the term demands careful unpacking. This article explains what Sudden Oak Decline can mean in Florida, distinguishes […]
Understanding whether a plant problem is caused by a virus or by a nutrient deficiency is essential for managing gardens, landscapes, and crops in Florida. Viral infections and nutritional disorders can produce overlapping symptoms–yellowing, stunting, leaf distortion–but the causes, prognosis, and remedies are very different. This article provides an in-depth, practical guide to tell the […]
Root rot is one of the most common and destructive problems in Florida landscapes. It often appears suddenly after heavy rains, high irrigation, or poor drainage, yet many property owners and managers do not connect the aboveground decline–wilting, yellowing, dieback–to soil saturation belowground. This article explains the biological, physical, and management reasons soggy soils drive […]
A warm, humid climate like Florida’s creates nearly ideal conditions for bacterial leaf spot on many vegetable crops. This article provides a practical, in-depth guide to preventing, recognizing, and managing bacterial leaf spot in Florida vegetable production systems. Recommendations emphasize prevention, sanitation, cultural controls, and judicious use of chemicals–an integrated approach that reduces risk and […]
Monitoring aphids and whiteflies is the most reliable way to keep Florida gardens productive and attractive. These two groups of sap-sucking insects reproduce rapidly in warm climates, hide on leaf undersides, and produce honeydew that leads to sooty mold and plant stress. A systematic monitoring program tells you whether populations are building, whether natural enemies […]
Florida is one of the most challenging places in the United States for managing fungal diseases in lawns and landscape beds. Warm temperatures, high humidity, frequent rain, and a long growing season create near-constant pressure for turf and ornamentals to develop leaf spots, blights, root rots, and other fungal problems. Correct timing of fungicide applications, […]
Florida’s warm climate, extensive coastline, and heavy global trade make it especially vulnerable to invasive pests. These organisms – insects, mollusks, mites, and pathogens – can arrive attached to nursery stock, in soil, in shipping containers, or on tourists’ belongings. Once established they can cause crop losses, kill urban and natural trees, and increase management […]
Diagnosing disease problems in Florida trees requires a systematic, evidence-based approach that accounts for the state’s warm, humid climate, diverse tree species, and unique pest and pathogen pressures. This article presents step-by-step guidance for arborists, landscape managers, extension agents, and informed property owners to identify, confirm, and respond to tree health issues. Concrete sampling procedures, […]
The Florida climate – warm, humid, and long growing seasons – encourages luxuriant yards but also a steady stream of insects, mollusks, and other pests. Natural pest control in Florida yards means combining prevention, habitat management, biological allies, and targeted low-toxicity treatments so plants stay healthy without frequent broad-spectrum chemicals. This article gives practical, region-specific […]
Florida growers face a unique set of pest pressures: long warm seasons, high humidity, overlapping pest generations, and a wide range of crops grown year-round. Protecting vegetables from insect damage in Florida requires a combination of prevention, monitoring, and targeted controls–what agronomists call Integrated Pest Management (IPM). This article provides practical, site-tested strategies and concrete […]
Integrated Pest Management (IPM) is a science-based, decision-driven approach to managing pests in gardens and landscapes. For Florida gardeners, IPM offers practical advantages that align with the state’s subtropical climate, high pest pressure, sensitive ecosystems, and water-quality concerns. This article explains how IPM works in a Florida context, outlines specific tactics and tools, and gives […]
Yellowing fronds on a palm in Florida are a common and visible sign that something is off. The cause can range from perfectly normal aging to nutrient imbalances, too much or too little water, salt spray, cold injury, pests, or serious diseases. Accurate diagnosis and prompt, appropriate action can often restore vigor and prevent permanent […]
Citrus greening, also known as Huanglongbing (HLB), has reshaped Florida citrus production for more than a decade. For many growers the disease is not an abstract threat but a daily operational reality: lower yields, poorer fruit quality, higher input costs, and difficult decisions about replanting and long-term investment. This article explains the biology of HLB, […]
Fungal diseases are one of the most common limitations to healthy ornamental plant growth in Florida. Warm temperatures, high humidity, and frequent rainfall create near-ideal conditions for fungal spores to germinate, infect foliage, stems, flowers, and roots. Effective treatment combines accurate diagnosis, cultural change, sanitation, and judicious use of fungicides tailored to the specific pathogen […]
Florida gardens are notorious for hosting an impressive variety and abundance of pests. Homeowners, landscapers, and growers frequently complain that insects, snails, rodents, reptiles, and plant diseases are more persistent and destructive in the Sunshine State than in many other regions. The reasons are layered: climatic, ecological, cultural, and human-driven. This article unpacks the underlying […]
Florida landscapes face unique disease pressure because of long warm seasons, high humidity, heavy summer rains, and diverse plantings that include tropical ornamentals, citrus, native shrubs, and lawns. Preventing plant diseases in this environment requires a combination of good design, careful plant selection, cultural management, sanitation, monitoring, and the judicious use of chemical and biological […]
Florida gardeners face a high diversity of insects, mollusks, and soil organisms that can damage ornamentals, vegetables, fruit trees, and turf. Warm temperatures and year-round growing make pest identification and ongoing monitoring essential. This guide explains how to recognize the most common Florida garden pests, what symptoms they produce, and practical control options with an […]