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State Protected and Federally Protected Trees. Before you cut down a magnolia tree, determine whether it is native to the United States and whether it is protected.Trees can be protected at both the state and federal level. Federally protected trees such as Ashe's Magnolia (Magnolia ashei) are considered rare in all parts of their native range.It is illegal to cut down these trees. Other trees such as the cucumber magnolia are not federally protected because they are abundant in most parts of their native range.However, the cucumber magnolia is protected in Indiana because it is rare in its native range there.rees can be protected at both the state and federal level. Federally protected trees such as Ashe's Magnolia (Magnolia ashei) are considered rare in all parts of their native range. It is illegal to cut down these trees.
Planting a magnolia tree in an open area does not give sufficient protection from cold winds. Trees in an open area will be the most likely to have frost damage. Plant a magnolia tree near walls or structures with a southwest exposure to block the north winds.Trees near a structure absorb heat that reflects from the structure in the day and will retain more heat in the evenings to protect them from frost.ach of these evergreen magnolia trees are grown in full sun to partial shade in Sunsetâs Climate Zones 4 to 12 and 14 through 24. Evergreen magnolia trees retain their leaves throughout the winter. A frost can damage the remaining leaves and kill foliage and limbs if the temperatures are unusually cold.