The Relentless Gardener

This episode features an interview with horticulture expert Jan Johnsen about her book 'Gardentopia' and her lifelong passion for plants and creative landscaping.

This episode explores common winter insects in Colorado, focusing on their life cycles and habitats, with insights from an entomologist.

This episode explores vertical gardening techniques with a horticulture specialist and master gardener, discussing its benefits like increased yield and reduced weeding.

This episode explores the history of holiday plants, focusing on poinsettias as a tropical plant native to Mexico and its introduction to the United States in the 19th century.

This episode explores the benefits of growing gourmet garlic varieties at home versus buying standard garlic from grocery stores, featuring insights from horticultural experts.

This episode features a discussion between horticulture specialist Linda Langelo and retired librarian Lisa Brewer about selecting and recommending children's gardening books, including favorites like 'Tops and Bottoms' by Janet Stevens.

This episode features an interview with Neil Bamsberger about the Colorado Tree Coalition's work in identifying and preserving champion trees through measurement criteria and state-level forestry programs.

This episode features Luann Akin of Tagawa Gardens explaining leaf scorch, a non-infectious environmental condition causing discoloration and distortion on tree and shrub leaves, with references to local resources in the Denver area.

This episode discusses the invasive Japanese beetle's presence in western Colorado, its origins from Japan, and how it spreads through human activity.

This episode introduces the Landscape for Life program, which teaches homeowners sustainable landscape practices focusing on water conservation, xeriscaping, and biodiversity.

This episode introduces the Landscape for Life program, a CSU Extension initiative focused on sustainable landscaping practices for both backyard gardeners and industry professionals.

This episode features a discussion between horticulture experts on best practices for growing cool season crops like spinach, lettuce, and kale, focusing on soil temperature, germination, and moisture management.

This episode debunks common gardening myths, focusing on misconceptions about pine needles acidifying soil and the benefits of coffee grounds as a soil amendment.

This episode discusses lawn care strategies for cool season grasses in Colorado, focusing on homeowner responsibilities and seasonal challenges.

This episode discusses high-altitude season extension trial beds in Colorado, exploring how different covers can improve crop yields in short growing seasons for food security in isolated communities.

This episode discusses the challenges and benefits of converting traditional turf lawns in front yards to more sustainable landscaping options, focusing on water conservation and environmental considerations in Colorado.

This episode discusses the challenges of caring for houseplants during winter, featuring expert advice on adapting light and water practices to prevent plant stress.

This episode features an interview with Jamie Sudler from H2O Radio discussing how they research and produce stories about water conservation, climate change, and environmental issues.

This episode explores the mental health benefits of gardening, featuring a horticultural specialist and a behavior specialist discussing how outdoor gardening activities improve overall wellness for everyone.

This episode features an interview with Ross Shrigley about Plant Select, a collaborative program between Colorado State University and Denver Botanic Gardens that trials and introduces plants suited for regional climates like Colorado.

This episode explores how to maintain health during winter without a garden, featuring an interview with health specialist Ginger Williams about lifespan-focused wellness and connections to horticulture.

This episode explores the Ute Learning Garden, focusing on ethnobotany—the study of how plants are used by cultures like the Ute for food, medicine, ceremony, and other purposes.

This episode features an interview with Yvette Henson, director of CSU Extension in San Miguel County, discussing her 19-year career in extension, including her non-traditional educational path and experiences in horticulture.

This episode discusses essential considerations for planting fruit trees, including space, water needs, and managing fruit drop.

This episode features entomologist Melissa Schreiner discussing her diverse work with insect pests in western Colorado, including educational programs, farmer consultations, and community outreach.

This episode discusses how water-rich foods from gardens can help keep gardeners hydrated during summer heat, with insights on hydration's importance for body functions and practical tips.

This episode features horticulture specialist Linda Langelo and master gardener Lois Margolin discussing practical tips for engaging children and grandchildren in gardening, focusing on assessing interests and age-appropriate activities.

This episode features an interview with Yvette Henson, San Miguel County Extension Director, discussing her horticultural career, changes in gardening trends like perennial gardens, and her master's research on drought and water studies.

This episode features an interview with Luann Aiken about her book 'Plants Are Speaking, Are You Listening?' where she discusses learning to listen to plants through intuition and trusting their guidance in gardening.

This episode features a discussion with a Master Gardener coordinator about tomato and sweet pepper variety trials in Colorado, exploring how these trials help answer questions from local gardeners about suitable varieties for the area.

This episode discusses the optimal timing for transplanting houseplants in early spring, focusing on why this season is ideal for repotting to minimize shock and align with plants' natural growth cycles.

This episode discusses how different herbs, such as rosemary and basil, have varying moisture preferences based on their origins and soil conditions.

Horticulture experts discuss how to select plants with interesting characteristics to add visual appeal and year-round interest to your landscape.

This episode features an interview with Jim Klett discussing the history and development of the CSU Trial Gardens, a horticultural research project at Colorado State University.

This episode explores the integration of Japanese garden aesthetics and Zen principles into Western gardening practices through an interview with landscape architect Desiree Wood.

This episode explores parasites and parasitoids in horticulture, focusing on parasitic wasps and entomopathogenic organisms like nematodes, bacteria, fungi, and viruses that spread disease among insects.

Two Colorado State University horticulture specialists discuss the concept of edible landscapes, explaining how they can range from naturalized plantings to structured designs based on personal taste and aesthetic preferences.

This episode features a discussion between horticulture experts on best practices for growing radishes as a cool season crop, including ideal planting times and soil temperature requirements.

This episode explores conservation biocontrol, a horticultural practice that involves modifying landscapes to encourage beneficial insects for natural pest control.

This episode explores the differences between cutting flowers from a perennial garden versus maintaining a dedicated cut flower garden, focusing on plant selection, stem characteristics, and vase life.

This episode features an interview with Thyra McKelvie about how to host and maintain healthy solitary mason bees through rental programs and proper cleaning of nesting blocks.

This episode discusses how to decide which holiday plants are worth saving as long-term houseplants, with examples like paper whites and amaryllis.

This episode explores container gardening through a conversation with a master gardener who shares her personal experience transitioning to container gardening to protect her plants from her dogs.

This episode features an interview with horticulture specialist Linda Langello, exploring her personal journey and professional background in horticulture and extension work.

This episode discusses climate-adapted trees and turf conversion in Colorado, focusing on water conservation strategies and the benefits of trees in dry environments.

This episode features an interview with Grace Johnson, Assistant Manager of Horticulture at Chatfield Gardens, discussing the gardens' role as a satellite location of Denver Botanic Gardens and its mix of natural areas, restorative agriculture, and ornamental horticulture.

Horticulture agent Linda Langelo interviews turfgrass specialist Dr.

Horticulturalist Linda Langelo discusses her gardening pet peeves, starting with the wasteful practice of raking leaves in fall instead of mulching them for soil nutrients.

In this episode, host Linda Langelo interviews Dr.

Linda Langelo interviews Lisa Mason about the role of wasps in gardening ecosystems, focusing on their pest control benefits and identifying nuisance species like western yellow jackets and European wasps.