You are here. Cross U.S. Borders. Almost a million times each day, U.S. Customs and Border Patrol (CBP) officers welcome international travelers into the U.S. In screening both foreign visitors and returning U.S. citizens, CBP uses a variety of techniques to assure that global tourism remains safe and strong.
Birches are enchanting trees that embody beauty and grace. While most types of Birch trees grow to roughly 40 feet, some, such as the Paper and Yellow Birch can soar to 80 feet tall.irches are enchanting trees that embody beauty and grace. While most types of Birch trees grow to roughly 40 feet, some, such as the Paper and Yellow Birch can soar to 80 feet tall.
Like the European, clumps and borders are the favorite uses for these trees. Yellow Birch-Grows to 80 feet tall, and can be planted from Zones 3 to 8 for shade. They like full sun to half shade, good for wet areas, and has a yellowish trunk. Good for clumps, along borders, or just plant for that other colored trunk!