Spring Hill Garden Club Fall Plant Sale: Purchase a variety of plants at budget-friendly prices. Club volunteers will answer questions. Cash or check only. 9 a.m. to 2 p.m. Free admission, but donations appreciated. Nature Coast Botanical Gardens, 1489 Parker Ave., Spring Hill. (352) 683-9933. Note: This event continues Oct. 7.
Free Zika training: Presented by the Hernando Computer Club, the training is for those who wish to assist in the effort to find a cure for the Zika virus. Club members are volunteers for World Community Grid and are donating their devices' spare computing power to help scientists find a cure. Participants need to leave their computers on overnight so World Community Grid can crunch data. 10 a.m. to noon. Free. Grace Presbyterian Church, 8375 Spring Hill Drive, Spring Hill. (352) 684-7171.
Academia Hernando Fall 2017 Lecture Series: "Why Pluto Was Thrown Out of the Solar System," by Guy McCann. 10 a.m. to noon. $9 per individual lecture. Pasco-Hernando State College Spring Hill Campus, 450 Beverly Court, Spring Hill. (352) 597-6640.
Marine Corps League 708 Friday Night Dinner: Open to the public, the dinner includes a choice of baked or fried fish, fried shrimp or an alternative meat, as well as mashed potatoes or steak fries, vegetable or coleslaw, salad, corn muffin, dessert and coffee or tea. Alcoholic drinks will be available for purchase in the Command Post Bar & Grill. 4 to 8 p.m. $10. Marine Corps League Detachment 708, 8405 Sunshine Grove Road, west of Brooksville. (352) 556-3045.
Ballroom dance: Dance to music by Dave Mussatto. Includes a free dance lesson. 6 to 9 p.m. $8; $5 for members. Senior Citizens Club, 7925 Rhanbuoy Road, Spring Hill. (352) 597-0107.
'Friday Night Done Right' Wiffle ball competitions: Featuring high school and middle school competitions. All Hernando County youth welcome to participate. There will be giveaways and snacks, as well as prizes for winners. 7 p.m. Free. Hernando County Family YMCA, 1300 Mariner Blvd., Spring Hill. (352) 688-9622 or (352) 596-8000.
'How to Read a Nautical Chart': Students in the class will learn about different types of charts, their capabilities and limitations, and how to select the best chart for a particular need. Registration starts 30 minutes before class begins. Family and group prices are available. 9 a.m. to noon. $40, includes text. Coast Guard Auxiliary Flotilla 15-8 Hernando Beach, 4340 Calienta St., Hernando Beach. (352) 397-5417.
'Map and Compass': Learn about wilderness navigation using one of the earliest and simplest navigation tools, the compass. For ages 12 and older. The class is free; all equipment will be provided. Call to RSVP. 10 a.m. Chinsegut Conservation Center, 23212 Lake Lindsey Road, north of Brooksville. (352) 754-6722.
'Children in the Wild — Bears': The program, rescheduled from September, is open to children ages 5 to 9. Explore the life of a Florida bear through games, storytelling and crafts. Call to RSVP or visit MyFWC.com/Chinsegut. 2 p.m. Chinsegut Conservation Center, 23212 Lake Lindsey Road, north of Brooksville. (352) 754-6722.
Basic Photography workshop: Join Alice of Green-Fly Media for a fun-filled day learning some creative DSLR camera tricks and all about camera settings. To RSVP, visit creative-nature-photography.com. 9 a.m. to 2 p.m. Free. Chinsegut Conservation Center, 23212 Lake Lindsey Road, north of Brooksville. (352) 754-6722.
White Cane Awareness Day: Hosted by the Lighthouse for the Visually Impaired and Blind to raise awareness about the white cane law and pedestrian safety. Visually impaired staffers and clients will take members of the public across the street blindfolded to simulate the experience of vision impairment. The public is invited. 11:30 a.m. to 1:15 p.m. Free. Hernando County Government Center, 20 N Main St., Brooksville. (352) 754-1132.