CALENDAR: Gardening events in the Houston area.

FEB. 29 Miniature Fairy Garden

Class with Jim Maas, Pat Cordray and Brenda Hesse. 10 a.m. at Maas Nursery, 5511 Todville, Seabrook; 281-474-2488, maasnursery.com; $45.

Spring Vegetable Gardening

With Bill Adams and Tom LeRoy. 10-11 a.m. at the Arbor Gate, 15635 FM 2920, Tomball; 281351-8851, register at arborgate.com; free.

Spring Organic Gardening and Landscaping Tune Up

Class with Mark Bowen. 11 a.m. at Wabash Feed & Garden, 4537 N. Shepherd; 713-863-8322, wabashfeed.com; free.

Texas Superstars: Strong and Stunning Plants for Texans

With Fort Bend County Master Gardener Suma Mudan. 2-4 p.m. at Missouri City Branch Library, 1530 Texas Parkway, Missouri City; free.

FEB. 29-MARCH 1 Weekend Market

9 a.m.-5 p.m. Feb. 29, 10 a.m.-5 p.m. March 1 at Another Place in Time, 1102 Tulane; free.

MARCH 3 A Homeowner’s Guide to Weed Control

With Galveston County Master Gardener John Jons. 6:30-8 p.m. at Galveston County AgriLife Extension Service, 4102-B Main, La Marque; required registration at 281-309-5065, aggie-horticulture.tamu .edu/galveston/index.html; free.

MARCH 4 Choosing Excellent Fruits Worth Growing Where You Garden

With Bob Randall. Noon-1 p.m. at the Arbor Gate, 15635 FM 2920, Tomball; 281-351-8851, register at arborgate.com; free.

MARCH 5 Weeds and Drought-Tolerant Plants

With Sherri Harrah. Nottiingham Country Garden Club meeting. 9:30 a.m. at the Municipal Utility Building. 805 Hidden Canyon, Katy; ncgctx.org; free.

Take Back Your Health

With Daphne Miller. Organic Horticulture Benefits Alliance program. 5-7 p.m. at United Way, 50 Waugh; register at ohbaonline.org/ events; $25 OHBA members, $50 nonmembers.

MARCH 6-8 River Oaks Garden Club’s 85th Annual Azalea Trail

11 a.m.-5 p.m. at six gardens; riveroaksgc.org; $30.

MARCH 7 Spring Tomato, Pepper, Herb, Veggie and Perennial Sale

9 a.m.-1 p.m. at Richard and Meg Weekly Park, 19110 Longenbaugh; 713-2740950, hcmga.tamu.edu; free.

Herbs for the Gulf Coast

With Galveston County Master Gardener Briana Etie. 9-10:30 a.m. at Galveston County AgriLife Extension Service, 4102-B Main, La Marque; registration at 281-309-5065, aggie-horticulture.tamu .edu/galveston/index.html; free.

Fort Bend County Master Gardeners Spring Vegetable-Herb Sale

9 a.m.-noon in the Bud O’Shieles Community Center, 1330 Band, Rosenberg; 281-341-7068, fbmg.org; free.

16th Annual NatureFest

9 a.m.-3:30 p.m. at Jesse H. Jones Park and Nature Center, 20634 Kenswick, Humble; 281-446-8588, hcp4.net/jones; free.

Gunters’ Heirloom Vegetables

9 a.m.-noon at the Arbor Gate, 15635 FM 2920, Tomball; 281-351-8851, register at arborgate.com; free.

Spring Vegetable Gardening Class II

With Jim Maas, Pat Cordray and Paul Nesrsta. 10 a.m. at Maas Nursery, 5511 Todville, Seabrook; 281-4742488, maasnursery.com; $45.

Converting a Ho-Hum Landscape to Fabulous

With Gaye Hammond. 10 a.m. at the Arbor Gate, 15635 FM 2920, Tomball; 281-351-8851, register at arborgate.com; free.

Kitchen Gardening

With Galveston County Master Gardener Mary Demeny. 1-3 p.m. at at Galveston County AgriLife Extension Service, 4102-B Main, La Marque; required registration at 281-3095065, aggie-horticulture .tamu.edu/galveston/ index.html; free.

MARCH 7-8 2020 African Violet Show and Sale

Spring Branch African Violet Club event. Sale 9 a.m.-5 p.m. March 7, 10 a.m.-3 p.m. March 8; show 1-5 p.m. March 7 at Judson Robinson Jr. Community Center, 2020 Hermann Drive; cserverson57@ comcast.net; free.

MARCH 10 Attracting Bluebirds to the Garden

With Linda Crum. 10 a.m. at the Arbor Gate, 15635 FM 2920, Tomball; 281351-8851, register at arborgate.com; free.

MARCH 11 March Mart Preview

Noon at Mercer Botanic Gardens, 22306 Aldine Westfield, Humble; register at 713-274-4160, mercer botanicgardens@hcp4.net; free.

MARCH 12 Best Trees and Shrubs for a Changing Climate

With Dave Creech. 10 a.m. at the Arbor Gate, 15635 FM 2920, Tomball; 281351-8851, register at arborgate.com; free.

Natural Habitats

With Tim Pylate from Armand Bayou Nature Center. Harris County Master Gardener Second Thursday Lecture Series. 10-11:30 a.m. at Genoa Friendship Garden, 1202 Genoa Red Bluff; 713-274-0950, hcmga.tamu.edu; free.

Herbs

Harris County Master Gardener Green Thumb Series lecture. 6:30-8:30 p.m. at Barbara Bush Library, 6817 Cypresswood, Spring; 713-274-0950, hcmga.tamu.edu; free.

Companion Plants for Roses

Houston Rose Society program. 7 p.m. at the Cherie Flores Garden Pavilion at McGovern Centennial Gardens, 1500 Hermann Drive; houstonrose.org; free.

MARCH 14 Tomato Stress Management, Growing Great Tomatoes

Part 3 of 3. With Galveston County Master Gardener Ira Gervais. 9-11 a.m. at Galveston County AgriLife Extension Service, 4102-B Main, La Marque; required registration at 281-309-5065, aggie-horticulture.tamu .edu/galveston/index.html; free.

Master Gardeners in the City

Tours and children’s activity, 9-11:30 a.m.; adults’ workshop 10:30 a.m. at McGovern Centennial Gardens, 1500 Herman Drive; 713-274-0950, hcmga.tamu.edu; free.

Bonsai

Hands-on workshop with Galveston County Master Gardener Clyde Holt. 1-4 p.m. at Galveston County AgriLife Extension Service, 4102-B Main, La Marque; required registration at 281-309-5065, aggiehorticulture.tamu.edu/ galveston/index.html; $25 for materials.

MARCH 16 Open Garden Day at Genoa Friendship Gardens

8:30-11 a.m. at Genoa Friendship Gardens, 1202 Genoa Red Bluff; 713-2740950, hcmga.tamu.edu; plant sale in greenhouse; free.

MARCH 17 Herbs

Harris County Master Gardener Green Thumb Series lecture. 6:30-8:30 p.m. at Spring Branch Memorial Library, 930 Corbindale; 713-274-0950, hcmga.tamu.edu; free.

Using Bromeliads for Ikebana Arrangements

With Nanako Tingleaf, Ikebana International instructor. Bromeliad Society/Houston event. 7 p.m. at the Multi-Service Center, 1475 W. Gray; bromeliad societyhouston.org; free.

MARCH 19 Herbs

Harris County Master Gardener Green Thumb Series Lecture. 6:30-8:30 p.m. at Freeman Branch Library, 16616 Diana Lane; 713-274-0950; hcmga.tamu.edu; free.

Native Trees in the Landscape — Why and How?

With Brad Phillips. Native Plant Society of Texas/ Houston Chapter event. 6:45-8:30 p.m. at the American Red Cross, 2700 U.S. 59 S.; npsot.org/ houston; free.

MARCH 20-21 March Mart

10 a.m.-4 p.m. March 20, 8 a.m.-4 p.m. March 21 at Mercer Botanic Gardens, 22306 Aldine Westfield, Humble; 713-274-4166, themercersociety.org; free. Email events in this format at least two weeks in advance to kathyehuber@gmail.com.