Home and garden events across Detroit

20th annual Novi Backyard, Pool & Spa Show

Featuring hundreds of ideas, products, and outdoor living amenities on display. 3-9 p.m. today, 11 a.m.-9 p.m. Sat. and 11 a.m.-5 p.m. Sun. Adults, $8; children ages 6-14, $4; children ages 5 and younger, free; (price excludes on-site parking fee). Suburban Collection Showplace, 46100 Grand River, Novi. (734) 398-9700 or Novipoolshow.com.

African Violet Event

Display, sale and seminar featuring African Violets, Streptocarpus and other Gesneriads. Begins at 10 a.m. Sat. Seminar at 11:30 a.m. Free. Matthaei Botanical Gardens, 1800 Dixboro, Ann Arbor. (734) 647-7600.

Outdoor Living Extravaganza — A Retreat with Proven Winners

Educational seminar. Keynote speaker: P. Allen Smith. 8:30 a.m.-4 p.m. Sat. $80 (includes breakfast and catered lunch). Cherry Creek Golf Club, 52000 Cherry Creek, Shelby Township. (586) 254-6001 or provenwinners.com/Outdoor-Living-Extravaganza-2015.

Fanciful Fairy Garden Make-It & Take-It Workshop

11 a.m. Sat. $30 (includes materials). Ray Hunter Florist & Garden, 16153 Eureka, Southgate. Reservations required. (734) 284-2500.

Starting Seeds Indoors

Experts will share their knowledge of growing flowers, vegetables and herbs from seed. 1 p.m. Sat. Free. English Gardens stores. englishgardens.com.

Kid’s Workshop: Plant a Salad Bowl

2:30 p.m. Sat. $10. English Gardens stores. englishgardens.com.

Dahlia Plant Basics

Learn how to take cuttings, water your plants and use a meter for proper soil pH. 3 p.m. Sat. Free. Telly’s Greenhouse, 3301 John R, Troy. (248) 689-8735.

The History of English Garden Designers

Presented by Grosse Pointe Garden Center Inc. Proceeds to benefit the Trial Garden. 6:30 p.m. Tues. $10 nonmembers; $5 members. Grosse Pointe War Memorial, 32 Lake Shore, Grosse Pointe Farms. (313) 881-7511.

Sustainable Landscaping

Tips on how to utilize native plants and biodiversity to create sustainable landscapes of any scale on your own property. 7 p.m. Tues. Free. Ann Arbor District Library, 343 S. Fifth. (734) 327-4200.

Earth Friendly Landscapes: Healthy Lawn Care for Watershed Protection

Sponsored by SOCWA. Learn how to grow beautiful, healthy lawns while reducing watering and reliance on fertilizer, weed and pest controls. 7 p.m. Thurs. Free. Pleasant Ridge Community Center, 4 Ridge. Reservations required. (248) 506-4754.

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