Saturday, March 27

Rose breeder Ping Lim visits Al’s Nursery, 1220 N. Pacific Way in Woodburn, for a free 10 a.m. talk about his vocation. At the same time, Linda Sauer, Al’s Nursery rose buyer, offers tips to care for and grow roses in the Pacific Northwest. For information, call (503) 981-1245.

Ravenna Gardens, 315 First St., Suite 103 in Lake Oswego, offers a free class on summer flower bulbs at 1 p.m., led by Mark Hopkins of Simple Pleasures Bulb Company. For information, call (503) 636-4484 or go online to www.ravennagardens.com

Clackamas Community College and the Oregon State University Extension Service hold Tree School 2004. It runs from 8 a.m. to 4:30 p.m. at the Oregon City CCC campus and features more than 45 classes. For registration, call (503) 657-6958.

The Northwest Fuchsia Society holds its annual Spring Plant Sale from 9 a.m. to 2 p.m. at the Center for Urban Horticulture, 3501 N.E. 41st St., Seattle. For information, call (206) 364-7735.

Saturday, April 3

The Oregon Garden in Silverton holds an Arbor Day Workshop for teachers to offer ideas on how to celebrate Oregon Arbor Week, April 5-9, in classrooms. The free workshop is 8:30 a.m. to 3:30 p.m. For information or to register, call Julie Maulding-Woodward at (503) 874-8265 or e-mail maulding@ofri.com

ONGOING AND UPCOMING

The annual Clatsop County Master Gardener Spring Garden Seminar takes place Saturday, April 17, from 8 a.m. to 4 p.m. at the Clatsop County Fairgrounds and Expo Center. Besides sessions on garden design and color with keynote speaker Lucy Hardiman, classes include color in the garden, therapeutic gardening, finding user-friendly tools, planning for wildlife in the garden and working with containers. Other activities during the day include a plant sale, vendor booths and a basket raffle. The fee is $15 until April 9, and $18 afterwards. For information, call (503) 325-8573.

If you’re catching a flight at Portland International Airport, check out a special celebration display of Oregon’s Portland Classical Chinese Garden, the Japanese Garden, the International Rose Test Garden and the Oregon Garden. Ongoing through the month.

Through April 20, the Wooden Shoe Tulip Farm holds its Tulip Fest. Admission is free to the fest on weekdays – weekends mean a per vehicle charge. To check on blooms and get directions, go to the farm’s Web site, www.woodenshoe.com. A bloom update is available on the button “bloom report.” For information, call (800) 711-2006. The fields are open daily from 9 a.m. to 6 p.m. during the festival.