Oh Nooooo, my plant is sick!?
Understanding Plant Diseases and Disorders
Organic Gardening (01/14/2011)
http://organicgardening.com/learn-and-grow/understanding-plant-diseases-and-disorders and http://organicgardening.com/node/2042
Read the 2 articles using the websites provided.
Use the following questions as a guide to your reading. Please put the answers in your journal under horticulture.
1. What are the two things that will help plants’naturally resist disease?
2. What are the two results of regularly feeding the soil compost and organic matter?
3. What are plant disorders?
4. What is the best way to prevent plant disorders?
5. What are the steps to determining what is wrong with a plant?
6. Make a chart that includes 18 plant pathogen (you decide which ones you want to include). Include the following information:
_ Pathogen name
_ Description (size, color, or any other description you can find)
_ Benefit to the garden?
_ What causes disease in the garden?
_ How is the disease transmitted?
_ What to look for on or around the plant/how can you identify the pathogen
7. What are 10 natural defenses that both the plant and farmer can use against pathogen?
8. What are the two organic substances that you can use if the natural defenses don’t work and what are some possible bad side effects of not using these substances correctly?
9. What steps can be taken to prevent the disease caused by these pathogens?
10. What are some good gardening practices, when done routinely, will help prevent diseases?
11. What is the difference between fungicides and growth promoters and how do grow promoters work?
12. What does compost tea promote?
13. What other sprays will benefit plants in their defenses against pathogens?
14. Give the recipe for one of these sprays.
15. What is soil solarization and how does it help with the removal of pathogens?
16. What are biological controls? What are some examples of biological controls? And what do they control?
17. What are some barriers used in the prevention of diseases and how do they work?
18. Make a chart that explains the use and description of neem, sulfur, and cooper. Be sure to include:
_Description of neem, sulfar, and cooper
_What pathogen does each one of them help deter?
_How do you mix each one?
_What are the side effects of each one?
19. Make a chart about the common plant diseases and disorders. Include the following information: (you will need to know this info when you are working with your
herbs and veggies!)
_Name of the disorder/diseases.
_What are the symptoms?
_What plants are susceptible to this disorder or disease?
_What actions can be used to correct these diseases or disorders?