GreenSource Cincinnati recently opened its green building products center in an 1875 refurbished historic building at 19 E. Eighth St. downtown. The four floors of energy efficient sustainable technology products include HVAC systems, electrical technologies, water reclamation systems, green roof systems, a green data center and more. GreenSource Cincinnati is open to green building professionals-- commercial builders, architects, designers, engineers, building owners, property managers, and those who attend green events and educational training seminars there. GreenSource Cincinnati at (866) 846-4733 or www.greensource cincinnati.com.

Brewster Rhoads, director of Gov. Ted Strickland’s regional office in Cincinnati, far right, assists Monroe Mechanical principals Will Housh, COO, left, and Ez Housh, president, middle, at the GreenSource Cincinnati grand opening and ribbon cutting March 18 in downtown Cincinnati.


BURLINGTON ANTIQUES SHOW: Over 200 dealers in antiques, textiles and collectibles, third Sunday of the month, through October, rain or shine. 8 a.m.-3 p.m. (6 a.m. early birds) $3. Boone County Fairgrounds, Burlington, Ky., 513-922-6847,

OLD MAIN STREET SPRING ANTIQUE SHOW: Vintage high-quality antiques in outdoor antique show. 9 a.m.-5 p.m., May 30. Free. Main Street Area, Waynesville. 513-897-9686,

TRI-STATE ANTIQUES MARKET: More than 200 antiques, vintage and collectible dealers indoors and outdoors, rain or shine. 7 a.m.-3 p.m. June 6, noon-9 p.m. July 3, 7 a.m.-3 p.m. July 4. $3 over 18. Lawrenceburg Fairgrounds, Lawrenceburg, Ind.

COMMUNITY GARAGE SALE: More than 60 indoor and outdoor booths. 9 a.m.-1 p.m. June 5. Free. The Grove Banquet Hall, 9158 Winton Road. 513-522-1410, www.springfieldtwp.org.


SECOND SATURDAY ARTS FESTIVAL: Featuring Plein Air Art Paint-Outs, artist seminars, arts and crafts displays/sales, book signings and sales, book swap and entertainment at several locations. 10 a.m.-5 p.m. May 8, June 12. Free for art seminar or book swap. Waynesville Historic business district. 513-897-3885,

GATEWAY FINAL FRIDAY: Gallery hop around many of the neighborhood merchants with music, art, food, drinks and discounts. 6-9 p.m. May 28, June 25. Free. Gateway Quarter, 12th and Vine streets, downtown.
513-744-9344, www.otrgateway.com.

ORIGINAL CREATIVE FESTIVAL: Seminars, lectures, demonstrations, workshops, vendors and fashion shows. 10 a.m.-5 p.m. June 24-25, 10 a.m.-4 p.m. June 26. $5-$10. Sharonville Convention Center, 11355 Chester Road.
800-472-6476, www.cdmshows.com.


LOG CABIN HERB SOCIETY: Knowledge and use of herbs by providing a monthly educational program. 6:30 p.m. May 17, June 21. Free. Hartman House Log Cabin, 5272 Aber Road, Jackson Township. 513-768-6137.

MAYOR’S GREEN LECTURE SERIES: Ecomagination: The GE Model,
6-8 p.m. May 25.
Cincinnati Nature: a World without Fish (Fossil Hunting). 6-8 p.m. July 21. Free. Reservations required. Krohn Conservatory. 513-352-4080,

WEST SIDE PRESERVATION SUMMIT: Forum sponsored by the Cincinnati Preservation Society on challenges and solutions facing West Side communities. 10 a.m.-4 p.m. June 5. Free, reservations required. Westwood Branch Library. 513-721-4506, www.

ARCHITREKS 2010 TOUR: Historic firehouse Engine House #20 , a Richardsonian Romanesque building in North side built in 1890, now OMS Photography. 11 a.m. June 13 $15 adults, $5 children. Reservations recommended. Meet at 4035 Hamilton Ave. 513-721-4506,

ARCHITREKS 2010 TOUR: Carl Strauss designed residence in Clifton, Lafayette Lane. July 10. $15 adults, $5 children. Reservations and times,

FOUR SEASON GARDEN: With Rick Rieser of Greenfield Plant Farm, 6:30-8:30 p.m. June 3. $25. 6840 Clough Pike, 513-231-3600 ext. 5949,

YEAR ROUND GARDENING: Plant killers June 7; Big Impact in a Small Space June 21, Gardening with Pets July 5, 101 Common Garden Mistakes July 19, 6:30-7:30 p.m. with White Oak Garden Center staff. Free. Monfort Heights Public Library, 3825 Werk Road.

CIVIC GARDEN CENTER CLASSES: Designing with Perennials, 6-8 p.m. May 6, $10; Container Gardening by the Season, 10 a.m.-noon May 8, $10, class limited; Weeds: Roses by Any Other Name, 6-8 p.m. May 11, $10; Perennial Vegetables, noon-1 p.m. May 12, free; Rain Barrels for Everyone, 2-3:30 p.m. May 15, $10; Flower Pounding, class size limited, 9-10:30 a.m. or 11:30 a.m.-1 p.m. or 2-3:30 p.m. May 22,$5; Garden to Table Fresh Cooking Ideas, 6-8 p.m. May 24, $10; Ask the Experts, 6-8 p.m. June 2, $10; Floral Arranging, 10 a.m.-noon June 5, $10; Container Gardening by the Season, 6-8 p.m. June 8, class limited, $10; Gardening as Healing Art, 10 a.m.-noon June 12, $10; Growing and Using Herbs, 6-8 p.m. June 15,  $10 ; Garden to Table:  Fresh Cooking Ideas, 6-8 p.m. June 21, $10 (class limited); Plant your own Salad Garden, 10:30 a.m.-noon or 1-2:30 p.m. July 17, $5( class limited). 2715 Reading Road, Avondale. Registration 513-221-0981,