Placer Nature Center and UCCE Placer County Master Gardeners have teamed up once again to present a series of green gardening workshops. The workshops, open to all ages, are presented rain or shine at Placer Nature Center, 3700 Christian Valley Rd. in Auburn. The next workshop, on fruit tree pruning, is scheduled for 1 to 3 p.m. Sunday, Feb. 6. ?Learn the hows and whys of pruning fruit trees for the best homegrown fruit. Provide your favorite pruning tools, or borrow them from the nature center, to get hands-on experience pruning the trees in the demonstration garden. Each class starts with an indoor presentation, followed by a hands-on demonstration and/or walk around the center’s demonstration garden. The cost is $5 per family; there is no fee charged to Placer Nature Center members. For more information, call 530-878-6053.