Spring Wildflower Hike. Follow the Owl Trail where Taltree’s wildflowers are at their best. Led by naturalist Maddie Grimm. Taltree Artboretum & Gardens, 450 West 100 North, Valparaiso. 10:30 a.m. to noon. $5. Meet in the parking lot. Info: 219-462-0025 or www.taltree.org.
Spring Marketplace. Seminars, vendors, children’s activities. Wellfield Botanic Gardens, 1011 North Main St., Elkhart.
11 a.m. to 4 p.m. $5. Info: 574-266-2006
Plant Sale sponsored by the Gibson
Woods Wild Ones. Gibson Woods. 6201 Parrish Ave., Hammond. 9 a.m. to 2 p.m. Info: firstname.lastname@example.org.
Springtime in the Park, sponsored by the St. John Garden Club. Perennials, herbs, annuals, hanging baskets and garden art. Also: a visit from the Gold Medallion Ranch Suri Alpacas Ranch. Prairie West Park, 93rd St., St. John. 9 a.m. to 3 p.m. Info: www.stjohngardenclub.com.
May 16 or 18
Build an Annual Container. A workshop at Gardens on the Prairie, 3242 W. 169th Ave., Lowell. May 16 at 6 p.m. May 18 at 9:30 a.m. $39 (plus tax). Reservations required. Call 219-690-0911.
Miniature/Fairy Garden Workshop. Gardens on the Prairie, 3242 W. 169th Ave., Lowell. 2:30 p.m. $49 (plus tax). Reservations required. Call 219-690-0911.
Hoosier Riverwatch. Learn about citizen science water monitoring and get involved in community water management. Taltree Arboretum & Gardens, 450 West 100 North, Valparaiso. 9 a.m. to 4 p.m. $15. Meet in the Taltree parking lot. Info: 219-462-0025 or www.taltree.org.
4th Annual Native Plant Sale of the Lake County Master Gardeners Association. Perennials, herbs, native shrubs and native trees. To download a pre-order form, go to www.lakecounty mastergardeners.com. Trees and shrubs sold by pre-order only. Tri-Town Safety Village, 1350 Eagle Ridge Drive, Schererville. 9 a.m. to 4 p.m. (CDT). Rain day May 19. Info: 219-755-3240.
A Day of Gardens and Art in Historic Attica. Tour distinctive gardens and historical landmarks. Art Fair. Performances by local musicians. Sponsored by Fountain County Landmarks. 9 a.m. to 4 p.m. Rain or shine. $15. Info: www.fountaincountylandmarks.org.
Second Annual Garden Walk in the communities of Dyer, St. John, and Schererville. 10 a.m. to 4 p.m. For ticket and map information: 219-755-3240 or email@example.com.
Valparaiso/Porter County Garden Walk sponsored by the Porter County Master Gardeners Assoc. and Purdue University Extension. Tour personal gardens of award-winning landscapers (one transforms school playgrounds; one had Oprah as a client). 9 a.m. to 4 p.m. $6 in advance; $8 on the day. Purchase tickets on the day at the Garden of Heroes, 653 Hayes Leonard Road, Valparaiso. Info: 219-465-3555 or www.pcgarden.info.
June 29 & 30
Lowell Garden Walk. Includes Wayne Gruber’s personal garden, returning after a hiatus of 13 years. Lunch at Gardens of the Prairie: $10. Call for lunch reservations. 219-690-0911.