by Clayton R Oslund, Ph. D. Professor emeritus, University of Minnesota Owner of North Wind Perennials Senior author of Hawaiian Gardens are to Go to and What’s Doin’ the Bloomin’? From time to time I am asked to give presentations to garden clubs, horticultural conferences or seminars. I have developed several illustrated presentations using a digital projector (power point). Topics of interest to the gardening community include:        Hosta at Work     Woodland Wildflowers for Landscaping     Perennials for the Shady Landscape     Lady’s-slippers for the Home Garden     At Home With Orchids (tropical houseplants)     Ferns for Color and Texture     Taking the Mystery out of Tissue Culture     Houseplants in Their Native Habitat     Hawaiian Gardens     Additional topics of your special interests may be requested. A presentation usually takes about an hour. Most topics can be expanded with more depth and detail for conferences  or seminars. Facility requirements:     I have my own power point projector and laptop for presentation.     A table to set it on in the front of the room.     Electricity at the table for projector and computer     Large screen - at least 8 x 8 feet for small groups (up to 50) ; 10 x 10 feet for large (50 to 100)         Auditoriums usually have appropriate large screens built in. A blank wall is not acceptable.     A dark room is required. If there is enough light to read, the room is not dark enough.     A microphone for groups over 20 to 25.         Please call or E-mail  about times available and topics. Fee Schedule:     $250 per presentation; additional presentations at a seminar/conference $150 each     Transportation costs :         Automobile at federal mileage reimbursement rate + toll charges         Air travel at cost of coach class fare (lowest fare jet airline used)         Airport transportation + parking fees         Taxi or shuttle when needed         Lodging expenses when overnight stays are required. Please call: 1-866-408- 9446 or e-mail: northernexposure@charter.net for more information     or arrange for a presentation.