Portrait Photograph of Lisa Johnson

Lisa Johnson

Dane County Extension Horticulture Educator

Agriculture Institute, UW-Madison Department of Extension

Hometown: Madison, WI

Lisa has a bachelor’s degree in Horticulture from the University of Wisconsin-Madison and a master’s degree in Life Sciences Communication. Prior to that, she worked in the horticulture industry for eight years. She has been the Dane County Extension Horticulture Educator since 2004. Among her responsibilities are working with Master Gardener Volunteers, providing continuing education for the horticulture industry, overseeing the Dane County Extension Teaching Garden, and acting as staff for the Dane County Tree Board. She gives frequent presentations to garden clubs, non-profits and libraries in southern Wisconsin, and is a regular guest on Larry Meiller’s ‘Garden Talk’ program on Wisconsin Public Radio.

A speaker fee applies for Lisa’s talks.


Click to View Lisa Johnson's Presentation Topics

All About Jumping Worms

Annuals: Care, maintenance and recommended species

Apples and Pears: Care and Selection

Berries (strawberries, raspberries and blueberries) Each one can be a stand-alone talk

Butterfly Garden Basic Design Features

Conifer ID

Deciduous shrubs: new and popular species

Emerald Ash Borer Management

Garden Design

Gardening with Children

Garden Thugs: Perennials Not to Plant

Groundcovers for Sun and Shade

Gypsy moth


Hostas and companion plants

Invasive Plants: ID and Control

Landscape Design

Lawn Care

Native (and Nativar) woody plants for small spaces

Native Plants and Pollinators

Ornamental grasses

Organic techniques for growing vegetables

Perennials for sun and shade

Phenology and Degree Days

Plants that grow under black walnut trees

Plants for Fall Color

Proper tree planting

Proper tree pruning

Pruning conifers

Pruning deciduous shrubs

Pruning fruit trees

Pruning Old Overgrown fruit trees

Rain gardens: design and plant recommendations

Shade perennials

Soils and plant nutrition

Spring Bulbs: Tulips, Daffodils and Beyond

Spring-blooming shrubs

Sun perennials

Trees (Deciduous) over 40’

Trees (Deciduous) under 40’

Trees for heavy clay soils

Vegetable Diseases and Insects

Vertical vines for the garden

Weed ID and Management

Wisconsin Spring Wildflowers in Woodlands and Prairies

Container Gardening

Growing Tomatoes in Dane County

Healthy Houseplants

Installing A Perennial Garden

Seed Saving

Seed Starting

Square-foot and Raised Bed Gardening (for veggies and flowers)

Annuals and Perennials

Vegetables 101

Getting the Garden Ready for Winter