Waukesha County


Orders will be available for pick up at Retzer Nature Center on May 12th only and cannot be held past pick up day. While you're there, stay for a hike from 10am-11am or shop a limited supply of plants.


Save Money with Rain Barrels 9 - 9:30am  Learn about rain barrels - their benefits, function, plant choices and basic installation tips. Order a rain barrel with diverter kit or tandem rain barrel set at a great sale price!
Rain Gardens - A Beautiful Solution to Water Pollution 9:45 - 10:15am Discover how rain barrels can help restore a more natural water flow while saving you money, and how to install one. Order a rain garden plant collection today at a great sale price!
Home Composting Workshop 10:30 - 11am Learn how to create compost, how to use it, the “hot or cold” method and different bin styles to build or buy. Discover the secrets of healthy soil for beautiful lawns & gardens and the role compost plays. Order a home compost bin today at a great sale price! 
Using Native Plant Collections in Your Landscape 11:15 - 11:45am Native Plant Collections that are available for pre-order will be introduced with suggestions given on how to incorporate and arrange these into your landscape. Order native plant collections today at great sale prices!


Environmental Gadgets

Single Rain Barrel and Diverter: Includes a 55 gallon recycled food-grade barrel (usually blue) and a Rain Reserve diverter kit.

Tandem Rain Barrels and Diverter: Includes 2-55 gallon recycled food-grade barrels (usually blue) and a Rain Reserve diverter kit with two connecting hoses and spigots.

Rain Reserve Diverter Kit with two connecting hoses and spigots (included with Rain Barrels). 
Compost bin: The Home Composter is made of 100% recycled plastic with snap-lock construction, large capacity of 13 cubic feet, 36 x 30 assembled size, fits in most cars, dual slide-up doors and large locking lid. Composting book included. 

Common Plants

Black-Eyed Susan (Rudbeckia hirta) Butterfly Weed (Asclepias tuberosa) Cardinal Flower (Lobelia cardinalis)
Common Milkweed (Asclepias syriaca)      Culver's Root (Veronicastrum virginicum)   Early Sunflower (Heliopsis helianthoides)  
Golden Alexander (Zizia aurea Great Blue Lobelia (Lobelia siphilitica)  Heart-leaved Golden Alexander (Zizia aptera  
Hoary Vervain (Verbena stricta Ironweed (Vernonia fasciculata)   Jacob's Ladder (Polemonium reptans)
Meadow Blazing Star (Liatris ligulistylis   Mountain Mint (Pycnanthemum virginianum New England Aster (Aster novae-angliae)
Obedient Plant (Physostegia virginiana   Pale Purple Coneflower (Echinacea pallida Prairie Blazing Star (Liatris pycnostachya)
Prairie Coreopsis (Coreopsis palmata) Prairie Milkweed (Asclepias sullivantii   Prairie Smoke (Geum triflorum
Rattlesnake Master (Eryngium yuccifolium) Red Marsh Milkweed (Asclepias incarnata)   Rough Blazing Star (Liatris aspera
Sky-blue Aster (Aster azureus)   Spiderwort (Tradescantia ohiensis Stiff Sunflower (Helianthus pauciflorus)  
Sweet Black-eyed Susan (Rudbeckia subtomentosa   Tall Bellflower (Campanula americana   Thimbleweed (Anemone cylindrica
Turtlehead (Chelone glabra)      Western Sunflower (Helianthus occidentalis   Wild Columbine (Aquilegia canadensis
Wild Geranium (Geranium maculatum)   Wild Petunia (Ruellia humilis   Wood Mint (Blephilia hirsuta  
Yellow Coneflower (Ratibida pinnata)        


Butterfly Garden Prairie Garden Rain Garden
Butterfly Weed (Asclepias tuberosa) Black-Eyed Susan (Rudbeckia hirta) Cardinal Flower (Lobelia cardinalis)
Cardinal Flower (Lobelia cardinalis) Heart-leaved Golden Alexander (Zizia aptera Culver's Root (Veronicastrum virginicum)
Common Milkweed (Asclepias syriaca)   Little Bluestem (Schizachyrium scoparium) Great Blue Lobelia (Lobelia siphilitica) 
Golden Alexander (Zizia aurea) Pale Purple Coneflower (Echinacea pallida) Little Bluestem (Schizachyrium scoparium)
New England Aster (Aster novae-angliae) Prairie Blazing Star (Liatris pycnostachya) Red Marsh Milkweed (Asclepias incarnata)
Pale Purple Coneflower (Echinacea pallida Prairie Dropseed (Sporobolus heterolepis) Prairie Blazing Star (Liatris pycnostachya)
Prairie Blazing Star (Liatris pycnostachya) Sky-blue Aster (Aster azureus) Turtlehead (Chelone glabra)
Prairie Dropseed (Sporobolus heterolepis) Western Sunflower (Helianthus occidentalis Virginia Wild Rye (Elymus virginicus) 


Little Bluestem (Schizachyrium scoparium)   Prairie Dropseed (Sporobolus heterolepis)   Side-oats Grama (Bouteloua curtipendula)  
Virginia Wild Rye (Elymus virginicus          


Cream Wild Indigo (Baptisia leucophaea (bracteata)) Leadplant (Amorpha canescens) New Jersey Tea (Ceanothus americanus)
Purple Prairie Clover (Dalea purpureum White Prairie Clover (Dalea candida) White Wild Indigo (Baptisia leucantha (lactea)
Wild Lupine (Lupinus perennis)          

Sedges and Rushes  

Common Fox Sedge (Carex stripata)   Copper Shouldered Oval Sedge (Carex bicknellii)   Torrey's Rush (Juncus torreyi)  

Environmental Learning Center Hours: 8-4:30pm
Retzer Nature Center Ground Hours: Sunrise to 10pm (Year-Round)
There is no Daily Entrance Fee at Retzer Nature Center
Park System Office
515 W. Moreland Blvd. Rm AC 230 Waukesha, WI 53188
Business Hours: M-F, 8-4:30 pm (excluding Holidays)
Phone: (262) 548-7801 | Fax: (262) 896-8071
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