To mark Arbor Day on April 26th, make a one-time donation of $12 to the non-profit and you can choose from four different types of trees to get 10 free seedlings. It's the world's largest member non-profit dedicated to planting trees, who have planted more than 500 million trees in neighborhoods and forests across more than 50 countries. You can opt for either 10 flowering trees, 10 white pine trees, 10 wildbird garden trees, or 10 trees to be planted in one of America's forests affected by fire, insects, disease, and deforestation. Shop Now at Arbor Day Foundation