Throughout the United States.
Full sun.
Tolerates a wide variety of soils. Roots are invasive.
How much: Apply enough water to wet the soil 3 to 4 feet deep. To determine the proper amount of water for your soil type, see How Much Water to Apply.
How often: Some poplars are drought tolerant once established. However, most poplars prefer moist soils, and some even tolerate soils that are soggy or flooded.
Prune off suckers and broken branches, and prune to maintain shape.