River Run Network Creek Walk: Paseo de las Iglesias — 946 W. Mission Lane. Learn about Tucson’s riparian gems and to help restore groundwater levels. 10 a.m.-noon. Feb. 24. 396-3266.

Jamie Manser

All events are free or included in the cost of admission unless otherwise noted.

Tuesday

Habitat Gardening — Dussenberry-River Public Library, 5605 E. River Road. Learn to use native plants to attract helpful insects, birds, and other wildlife. How to use elements of water, shelter and nesting material will also be discussed. Ages 12 and up. 2-3:30 p.m. Feb. 20. 594-5345.

Tucson Organic Gardeners Monthly Meeting — St. Mark’s Church, 3809 E. Second St. Fruit trees. 7-9 p.m. Feb. 20. 749-9429.

Wednesday

Garden Tours — Pima County Cooperative Extension, 4210 N. Campbell Ave. A Master Gardener volunteer will lead a tour through the gardens. Ages 12 and up. 9-10 a.m. Feb. 21 and 24. 626-5161.

Thursday

Yarnivores — Murphy-Wilmot Public Library, 530 N. Wilmot Road. Bring a brown-bag dinner and join a group devoted to yarn art. 6-7 p.m. Feb. 22. 594-5420.

Friday

Friday Fun Knitters — Foothills Mall Food Court, 7401 N. La Cholla. Knit, crochet and needlework. 9:45-11:30 a.m. Feb. 23. 297-1745.

Is it A Cactus or A...sparagus — Saguaro National Park East, 3693 S. Old Spanish Trail. Learn the difference between the two most famous families of desert plants on this short stroll in the cactus garden. 10-10:30 a.m. Feb. 23. 733-5153.

Saturday

Growing Citrus in the Desert — Murphy-Wilmot Public Library, 530 N. Wilmot Road. Learn types of trees that do well, how to get started and care. Ages 12 and up. 10-11:30 a.m. Feb. 24. 594-5620.