LA Landscape Practice Questions - Louisiana Landscape Horticulturist License Exam

What is the proper method for amending Louisiana's heavy clay soils for landscape plant beds?

Add pure sand to the clay Incorporate 3-4 inches of composted organic matter (pine bark, compost) into the top 8-12 inches of existing soil Replace all soil to a depth of 3 feet No amendment is needed for Louisiana soils

Correct Answer:

Incorporate 3-4 inches of composted organic matter (pine bark, compost) into the top 8-12 inches of existing soil

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