Root Hardiness Test

Root Hardiness Test
Please fill out your email address in the first box and your name, ISA cert. no. & specialty in the second box. Answer the questions below and when you are finished, press submit.

Email Address :
Name :

Question: 1. Plants develop the ability to survive winter by exposure to shortening days and lower temperatures.
True
False

Question: 2. A plant is only as hardy as its roots and roots are much more cold hardy than the shoots.
True
False

Question: 3. Using the USDA hardiness zones to evaluate the survival potential of a mature plant in a given region is not appropriate for container grown stock.
True
False

Question: 4. Plant material derived from a warmer region will have the same cold tolerance as specimens of the same species from a colder region.
True
False

Question: 5. Reduced watering schedules can result in a failure to provide adequate water to the plants in mid-winter.
True
False

Question: 6. Watering in winter is important because water provides a source of heat.
True
False

Question: 7. Older and larger specimens do not survive as well as younger plants.
True
False

Question: 8. The key to overwintering is keeping plants cold and alive but not actively growing.
True
False

Question: 9. The better the root system, the better the chance the plant will survive the winter.
True
False

Question: 10. The more that plants are allowed to freeze and then thaw, the greater the risk for plant loss.
True
False

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