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Upcoming Events for Wisconsin
To submit your gardening event to our staff, submit it using our contact form or send an email to calendar@statebystategardening.com.
May Appleton
May 26
Plant Sale by the Paper Valley Garden Club, Saturday, May 26, from 8 a.m. to 4 p.m. Come by to buy perennials, annuals and houseplants. Support student scholarships, public gardens and club activities. Held at 1718 S. Kernan Ave., Appleton. Contact Kay Villa at kvilla@erols.com or call 920-486-4352 or visit www.papervalleygardenclub.com.
May Madison
Events at Olbrich Botanical Gardens, located in Madison on the shore of Lake Monona at 3330 Atwood Avenue. For more information, call 608-246-4550 or visit www.olbrich.org.
May 5 and 19
Bulk Mulch Sale, Saturday from 9 a.m. to 1 p.m. Buy in bulk and save money during Olbrich's Bulk Leaf Mulch Sales! Bulk mulch is loose and loaded with a tractor. Bring your own truck or trailer and Olbrich will load bulk scoops for you. Bulk scoops cost $40 each plus tax (A bulk scoop is equal to about eight to10 bags of mulch and covers approximately 350 square feet at a depth of 2 to3 inches).
May 6
Dahlia Tuber Sale on Sunday from 12 to 2 p.m. Dahlias are late-summer bloomers popular for their extravagant blooms, diverse forms, and bright colors. The sale is sponsored by the Badger State Dahlia Society. For more information call 608-577-1924.
May 11-12
Olbrich's Plant Sale with The Pros, Friday, 11 a.m. to 6 p.m. and Saturday, 9 a.m. to 3 p.m. (Friday 10 to 11 a.m. for Olbrich Circle Members). Get great plants and expert advice from area professionals at Olbrich's Plant Sale with the Pros. Visit Olbrich's Pro Potting Bench for container design and planting services. Bring photos of your landscape for design advice.
May 12
Sundowners and Crosstown Violet Club Sale Saturday 9 a.m. to 4 p.m. Features African violets, starter plants, blooming plants, leaves, gesneriads of all kinds, and potting soil and pots. Sponsored by the Sundowners and Crosstown African Violet clubs. Call 608-833-5552.
May19-20
Badger Bonsai Annual Show, Saturday and Sunday from 10 a.m. to 5 p.m. Sponsored by the Badger Bonsai Society. For more information call 608-438-8469.
May Hales Corners
Events held at Boerner Botanical Garden, 9400 Boerner Drive, Hales Corners. Call (414) 525-5600 or visit www.boernerbotanicalgardens.org. Open April 25 through October 8
Daily from 8 a.m. to 6 p.m. Adults (ages 18 and up) $5, Milwaukee County Seniors $4, Disability (any age) $4, Student (with ID) $4, Junior (ages 6 to 17) $3.
May 16
Walking Tour with Melinda Myers “Solutions for Your Garden” on Wednesday, May 16 from 6:30 to sunset. Boerner’s varied plantings provide solutions to the many challenges faced by gardeners. We’ll visit shady spaces, rock gardens, hot sunny spots and rain gardens. Costs members $20, non-members $25. Walks held rain or shine. Register at 414-525-5659 or email mjeske@fbbg.org.
May 23, 30
Garden Walks at Boerner Botanical Garden from 6:30 p.m. to sunset May through August. Each Wednesday view the gardens with experts and get in-depth information on the featured plant. Held rain or shine. May 23: “Walk through the Garden” with Shirley Dommer Walczak, Garden Director. May 30: “Design Your Garden for Year-Round Interest” by Joel Reinders, Reinders Inc., Lynn Goldstein, Creative Landscape Designs, Nick Ternes, soil expert and Cary Mattingly, arborist. Costs $5 (Children under 5 are free). Call 414-525-5656 or visit www.boernerbotanicalgardens.org/support/e3-2.html.
May Mequon
May 26
Ozaukee Master Gardeners' Heirloom Plant and Herb Sale, on Saturday, May 26 from 9 a.m. to noon. Shop indoors at the Midwest’s largest three-hour plant sale. More than 10,000 plants including rare and unique herbs, heirloom tomatoes, peppers, roses and garden vegetables will be available. Free parking and admission. Held at Concordia University Field House, 12800 Lakeshore Drive, Mequon. Visit www.ozaukeemastergardeners.org or on Facebook: Ozaukee Master Gardeners or call 262-284-8288 or 262-238-8288 or email daniel.oneil@ces.uwex.edu for more info.
May Green Bay
Events at the Green Bay Botanical Garden, 2600 Larsen Road, Green Bay. For more info call 920-491-3691 Ext 101 or visit www.gbbg.org. Hours are May 1 through June 5 open daily from 9 a.m. to 5 p.m. Hours June 6 through August 31 daily from 9 a.m. to 8 p.m. General Admission: Adults (ages 13 and above) $7, children ages 5-12 $2, children ages 4 and under are free, seniors (65 and up) and AAA members $5 and members are free, NWTC students and faculty are free with NWTC ID card.
May 11
National Public Gardens Day, 9 a.m. to 5 p.m. Admission is free for all guests.
May 13
Mother’s Day Open House, from 9 a.m. to 5 p.m. Admission is free for all moms.
May 17
TasteBud — Outdoor Culinary Experience and Silent Auction from 5 to 8 p.m. Enjoy food from area caterers and restaurants served throughout GBBG’s spring garden and bid on a variety of plants as well as other prizes during our silent auction. Admission: $35 for members; $50 for non-members.
May 28
Memorial Day Open House, Monday, from 9 a.m. to 5 p.m. All veterans receive free admission.
May West Allis
May 19
Southeast Wisconsin Master Gardener 17th Annual Perennial Plant Sale, on Saturday, May 19, from 8 a.m. to 1:30 p.m. Rain or shine. This sale features more than 15,000 locally-grown perennials by area Master Gardeners. Master Gardeners will be on hand to answer plant questions and offer suggestions for specific garden needs. Checks or cash only, ATM available on site. Benefits UW-Extension Horticulture Education programming. Held at the Wisconsin State Fair Park, DNR Enclosure Area, 84th St. and Greenfield Ave., West Allis. Visit http://fyi.uwex.edu/sewmg or call Milwaukee County Cooperative Extension at 414-256-4600.
May Burlington
Events at Northwind Perennial Farm, 7047 Hospital Road, Burlington. Contact information is 262-248-8229, or northwind@wi.rr.com. Complete details on all workshops are at www.northwindperennialfarm.com.
May 5
Build a Fairy Garden House, from 12 to 2 p.m. and 2 to 4 p.m. Landscape designer and artist Linda Haas will provide you with the materials to build a Fairy Garden House. This workshop is a great way to get children involved in gardening. Costs $30. Register by calling 262-248-8229.
May 12
Beginning Beekeeping, Part 1 at 10:30 a.m. Learn how to create a healthy bee colony. Free – no registration required.
May 19
Perennials and Annuals for Shade, at 10:30 a.m. Jill Selinger, from the Chicago Botanic Garden, will show you how to select plants for your shade garden. Free – no registration required.
May Burlington
May 19
The Burlington Area Garden Club announces its annual sale of hardy perennials, grasses, herbs and shrubs to be held from 9 a.m. to 12 p.m., Saturday, May 19, at the Veterans Terrace parking lot located at 589 Milwaukee Avenue, Burlington, Wisconsin (Hwy 36, Echo Park). This year’s sale will include pre-planted decorative cups and mugs and “Garden Treasures” consisting of gently used, quality garden tools, bird baths, etc. All sales benefit the club’s scholarship and grants programs. Sale will be held rain or shine. For additional information, contact Judy Pierce at judypie55@yahoo.com or 262-534-7108.
May Janesville
Events at the Rotary Botanical Gardens, 1455 Palmer Drive, Janesville Call 608-752-3885 or visit www.rotarybotanicalgardens.org.
May 10
Local Artisan Fair, May 10 from 4 to 8 p.m. Meet the local artisans of Gardens’ Cottage Garden Gallery and shop a selection of their works.
May 12-13
Spring Plant Sale, May 12 and 13 from 9 a.m. to 4 p.m. Offers a variety of plants for your garden, including heirloom and hybrid tomato plants, bell pepper plants, hot pepper plants, compact vegetable plants, seeds of heirloom cucumbers, gourds and herbs. Held at the Gardens Horticulture Center; follow signs off Palmer Drive.
May 16
Vertical Gardening: Growing your Gardens Upwards, May 16 from 6:30 p.m. RBG’s Director of Horticulture Mark Dwyer will show many examples of applied vertical gardens and share ideas for the home landscape. Costs members $5, general public $10. Pre-registration is encouraged.
May 20
Garden Memories Stroll, May 20, 12 noon to 4 p.m. A one and two mile walk through the gardens. The stroll is a fundraiser for RBG and Alzheimer’s Support Center of Rock County. Registration is at noon. The strolls have staggered start times, beginning at 12:30 p.m. Costs $25 adults and $10 children.
May Outagamie County
May 19
The Outagamie County Master Gardeners Association will be holding their 14th Annual Plant Sale from 8 a.m. to 2 p.m. on Saturday, May 19 on the Outagamie County UWEX grounds at 3365 West Brewster Street in Appleton. This sale offers perennial and annual flowers, shade plants, vegetable plants, herbs, grasses, garden compost, info demos, vendors, garden treasures, and yard sale items all at reasonable prices. UW-Extension Seasonal Horticulturist Jessica Wickland will be conducting a Plant Diagnostic Clinic at the plant sale. Garden Info Demos: 9 a.m. garden art/trash to treasure, 10 a.m. decorative leaf castings, 11 a.m. butterfly, nectar and larvae plants and at noon native trees and shrubs. Master Gardeners will be available throughout the sale to answer gardening questions and personally help shoppers select plants. Visit www.ocmga.net.
May-June Rosendale
Visit the Sisson Peony Garden in Rosendale, a state and national historic landmark. Peonies will start blooming in mid-May through mid-June, depending on the weather conditions. The gardens are open to the public daily, free of charge. The gardens are located at 207 North Main Street, Rosendale. For more info or questions contact Betty Dahlke at 920-872-5124.
June Hales Corners
Events held at Boerner Botanical Garden, 9400 Boerner Drive, Hales Corners. Call 414-525-5600 or visit www.boernerbotanicalgardens.org. Open April 25 through October 8 daily from 8 a.m. to 6 p.m. Adults (ages 18 and up) $5, Milwaukee County Seniors $4, Disability (any age) $4, Student (with ID) $4, Junior (ages 6 to 17) $3.
June 6, 13, 20, 27
Garden Walks at Boerner Botanical Garden from 6:30 p.m. to sunset May through August. Each Wednesday view the gardens with experts and get in-depth information on the featured plant. Held rain or shine. June 6: “Peonies,” Dave Wanniger, BBG horticulturalist. June 13: “Irises: Versatile and Beautiful,” by Karl Becker, Southeast Wisconsin Iris Society. June 20: “Hostas All Varieties” by Marcia Wensing, SE Wisconsin Hosta Society. June 27: “Roses: Pruning, Selection and Care” by Jessica Cloninger, BBG horticulturalist. Costs $5 (Children under 5 free). Call 414-525-5656 or visit www.boernerbotanicalgardens.org/support/e3-2.html.
June Madison
Events at Olbrich Botanical Gardens, located in Madison on the shore of Lake Monona at 3330 Atwood Avenue. For more information, call 608-246-4550 or visit www.olbrich.org.
June 3
Hosta Sale, on Sunday from 10 a.m. to 2 p.m. or while supplies last. Pick up some interesting hostas to add to your collection at the Wisconsin Hosta Society's Plant Sale. Call 608-835-3291.
June 3
Iris Show, from 12 to 5 p.m. Cut irises in a rainbow of colors will be on display. Sponsored by the Madison Area Iris Society. For more information call 608-271-3607.
June 17
Rose Show, Sunday from 12 to 4 p.m. The Madison Rose Society hosts this indoor exhibit of cut roses and arrangements in all sizes and colors. Members of the Rose Society will be available to answer questions. Stroll through Olbrich's 2-acre Rose Garden. Sponsored by the Madison Rose Society. For more information call 608-845-6063. Free and open to the public.
June Green Bay
June 1-3
28th Annual Garden Fair at the Green Bay Botanical Garden. Saturday, June 2 from 8 a.m. to 4 p.m., Sunday, June 3 from 9 a.m. to 3 p.m. and Members Only Preview on Friday, June 1 from 5 to 8 p.m. The Garden Fair features more than 100 vendors of garden plants, landscaping ideas, accessories, music and food. Admission: $7 adults; $2 children (5 to 12); children (4 and under) free; Costs $10 for a two-day Saturday and Sunday Pass; $2 for a Members-Only Friday Night and Sunday 9 to 11 a.m. pass.
At the Green Bay Botanical Garden, 2600 Larsen Road, Green Bay. Call 920-491-3691 Ext 101 or visit www.gbbg.org.
June Brookfield
June 2
Daylily Society of Southeast Wisconsin’s Daylily Sale, on Saturday, June 2, from 9 a.m. to 1 p.m., rain or shine. Featuring more than 150 cultivars in all price ranges and colors — most are award winners. Held at the Unitarian Universalist Church, 13001 W. North Ave, Brookfield, in the west parking lot. Go online http://www.dssew.org to view sale plants and for more info, or contact Ted Haasch, thaasch@wi.rr.com, 414-425-7465.
June Burlington
Events at Northwind Perennial Farm, 7047 Hospital Road, Burlington. Contact information is 262-248-8229, or northwind@wi.rr.com. Complete details on all workshops are at www.northwindperennialfarm.com.
June 2
Designing Containers with Perennials and Annuals at 10:30 a.m. Learn design tips and plant combinations to create stunning container arrangements. Free — no registration required.
June 8-9
16th Annual Antique and Garden Sale, 9 a.m. to 5 p.m. daily. Explore the amazing collections displayed by various antique dealers in a beautiful garden setting. There will also be food and sales on perennials and garden décor. Free — no registration required.
June 16
A Garden Walk with Roy Diblik, 10:30 a.m. An opportunity to ask Roy all of your questions about perennials. Roy is co-owner of Northwind, author, perennial grower, speaker and columnist for Wisconsin Gardening.
State-by-State Gardening assumes no responsibility for the accuracy of listed events. It is recommended that you verify the date, time and location of any event you plan to attend.






