Weekend Planner: Plant Sale, 'Snow White' Ballet, Agnes Scott Observatory, The Lovely Drifters, S.T.E.A.M.Fest and a 5K Run

When/where: Member preview from 6-8 p.m. Thursday, April 12. Open to the public 9 a.m. to 4 p.m. Friday, Saturday and Sunday, April 13-15 at the , 435 Oakview Road, Decatur.

Why go: A huge number of plants will be sold at the garden fundraiser. You can hear expert speakers, too. Food and drink will be sold. For details, go to www.oakhurstgarden.org.

Price: Free admission.

Agnes Scott Grad Will Talk About Science Writing

When/where: 8 p.m. Friday, Aug. 13, at the Bradley Observatory on the Agnes Scott Campus.

Why go: Sarah Scoles, a 2007 grad, will speak about “Science Writing and Writing Science.” A planetarium show and viewing with the telescopes will follow the talk, weather permitting.

Price: Free

Ballet Performance of 'Snow White'

When/where: 2 and 7 p.m. Saturday, April 14, at the , 310 N. McDonough St., Decatur.

Why go: The Callanwolde Dance Ensemble will present its annual spring concert with the romance of the classical ballet “Snow White.” Information: http://­www.­calla­nwolde.­org.

Price: $12.

When/where: 8 p.m. Saturday, April 14, at , 707 E. Lake Drive, Decatur.

Why go: To hear The Lovely Drifters, a Decatur-based acoustic duo comprising singer and songwriter Amy Andrews and cellist Alex Sia.

Price: Admission is free, but the audience is encourage to donate to the LifeLine Animal Project, an animal rescue group.

S.T.E.A.M.Fest at the Academy Theatre

When/where: All day Saturday and Sunday, April 15 and 15, at the Academy Theatre, 119 Center St., Avondale Estates.

Why go: This is a two-day celebration of those who toy with alternate history and retro-futurism. The festival will include musical performances by groups such as Daniel Valdez and the Steampunk X-Men and an appearance by Dr. Wolfram von Zott, known as the inventor of the Oscillating Phlogopulser to the Chronostabilizer Helmet. There will also be theatre, food trucks, dancing, a costume parade, artist discussions and High Tea at 4 p.m. both days. Look at the festival webpage for a full schedule of events.

Price: Tickets start at $5.

When/where: 8 a.m. Saturday, April 14, at Coan Park in East Atlanta.

Why go: To raise money for the Oakhurst Cooperative Preschool. Events include a 5K with jogging stroller division, one-mile race, and kids’ fun run. "Pete the Cat" race T-shirt. There will be a post-race awards ceremony, runners’ expo, and children’s party with activities and music. For information, check out the run webpage.

Price: The registration fees are $25 for the 5K, $20 for the one-mile race, $15 for the kids' fun run and $25 for phantom runners.