Category Archives: Plant Diseases

Holiday Plants

Holiday plants, which include poinsettias, Christmas Cactus, Kalanchoe, Cyclamen, and spring bulbs, such as tulips, daffodils, hyacinths, crocus and amaryllis (which have been forced to bloom now), and others, are great to receive or give to someone. However, how many … Continue reading

Posted in House plants, Insects, Plant Diseases, Plant Knowledge, Plant Pests, Poinsettias, Scale Insects, Spider Mites, White Fly | Tagged , , , , , , , | Leave a comment

More Thoughts on Summer Gardening

In my last posting, I discussed primarily how to cope with hot, humid weather as part of my suggested summer gardening tasks. I’d like to conclude this topic by discussing a few other suggestions: 1. Flowering Plants – As flowers … Continue reading

Posted in Caterpillars, grasshoppers, Insects, Plant Diseases, Plant Pests, Plant Propagation, Poinsettias, Scale Insects, Summer Florida Gardening, Thrips, Weeds, Wind damage to trees | Tagged , , , , , , , , , | Leave a comment

Powdery Mildew

Much like Downey Mildew, Powdery Mildew can become a problem during periods of warm days and cool evenings, such as we are currently experiencing.  This fungal disease is found quite often on the upper leaf surfaces of many of our … Continue reading

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Downy Mildew on Impatiens

Many of you have reported a sudden decline in your garden variety of impatiens plantings.  This is due to the presence of downy mildew attacking your plants.  Spores of this fungal disease are practically present everywhere – on the plants … Continue reading

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Oak Galls

Many of you have reported finding small gall-like structures on some of your oak leaves.  What to do…spraying with a pesticide won’t help as this problem occurred several months ago as new leaves developed.  At that time a small fly-like … Continue reading

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Sago Palm Scale (aka Aulacaspis Scale)

For those of you who may have sago palms planted in your landscape, have you checked them lately for this dreaded pest, which if left alone, will kill you plant?  These plants need to be inspected regularly, especially now that … Continue reading

Posted in Plant Diseases, Plant Pests, Sago Palm, Sago Palm Scale, Scale Insects, Trees | Tagged , , , , , | Leave a comment

Summertime Pests

These continue to be a problem.  Lately I’ve been getting reports about powdery mildew on plant leaves, (treat with a good fungicide); the presence of large grasshoppers, (best control is crushing between 2 bricks!); and thrips on roses, (control will … Continue reading

Posted in grasshoppers, Insects, Mosquitoes, Plant Pests, Powdery Mildew, Summer Florida Gardening, Thrips | Tagged , , , , , , | Leave a comment