Spring has arrived in Birmingham, and that means blooming flowers, budding trees, a coating of pollen and other signals from Mother Nature. Many of us are planning gardens right now, or thinking of ways to get our yards in shape for the season. Here are 10 events to help you with that effort, including plant sales, nature festivals and gardening workshops.

OPEN GREENHOUSE DAYS

What to expect: Native plants on sale, including trees, shrubs, ferns, flowers, grasses, vines and more. See a full list of plants here.

Where: Ruffner Mountain Nature Preserve, 1214 81st St. South, Birmingham.

When: Saturdays, April 1, 8, 15, 22 and 29; 10 a.m.-2 p.m.