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Plant Diseases/Experts

ExpertAverage RatingsExpertise

kathy crowley

U.S.
Available
Tropical plants in Florida, Bamboo, Vines, Fruit trees, Antique Roses, rare plants from around the world.

Melissa Johnston

U.S.
Available
Plant diseases, landscaping, tropical plants, roses, herbs, plant care, grafting, horticulture, plant identification, anything about plants I can likely answer.

Dr Stephen Vann

U.S.
Available
Plant Diseases and Disorders of Lawn Grasses, Trees, Vegetables,and Ornamentals

Jim Hyland

U.S.
Available
30 years experiance in the ID and management of forest diseases and ID of landscape tree diseases.

Recent Answers

2017-01-25 greenhouse tomatoes:

Greg:    The symptoms that you describe could most likely be either an injury from contact from a toxic material OR a possible virus infection.  A representative symptomatic plant sample would have to

2017-01-23 coco plums:

Debbie:    I do not recognize a particular infectious disease from your photo.      Copper fungicides can be effective for many foliar diseases of ornamentals, but can also cause some injury if not mixed

2017-01-22 coco plums:

Hi Debbie:    Thanks for your question.  Can you send me a couple of photos of the affected plants? Try to include a closeup of a group of leaves with the representative spots that you are concerned about

2017-01-22 Please help:

Dear Clayton, It seems that you have several of these Tillandsia plants attached to the wood and some of them have become unattached.  It also looks like some of the roots may have been knocked off as

2017-01-21 coco plums:

Hi Debbie,  I would recommend Atomic Grow, which is organic and will make the hedges healthy by raising the brix in the plant which is the sugar level.  Atomic Grow is made from food.  It is a concentrate

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