General Information
Aggressive/Invasive Plants (PDF)
The Birren System of Color (PDF)
Flowers – The Birren System of Color (PDF)
Spacing of Landscape Plants (PDF)
Integrated Pest Management: IPM (PDF)
Naturalizing an Area – Removing Grass for Planting (PDF)
Strategic Planting
Gardening for Butterflies and Moths (PDF)
Planting for Hummingbirds (PDF)
Hummingbird Friendly Plant List (PDF)
Annual Plants
Annual Flower Seeding Schedule (PDF)
Drought Tolerant Annuals (PDF)
Perennial Plants
Drought Tolerant Perennials and Groundcovers (PDF)
Planting Perennials from Pot to Ground (PDF)
Preparing Perennials for Winter (PDF)
Rock Garden Edging Perennials (PDF)
Site Specific Perennials (PDF)
Grasses for Unwatered Areas (PDF)
Specific Plant Information
Clematis (PDF)
Dahlias (PDF)
Fuchsias (PDF)
Geranium (PDF)
Gladiolus (PDF)
Lilacs (PDF)
Peonies (PDF)
Rhododendrons (PDF)
Amaryllis (PDF)
Tuberous Begonia (PDF)
Ferns (PDF)
Winter Holiday Gift Plants (PDF)
Roses
Climbing Roses (PDF)
Rose Culture (PDF)
Rose Cultivars and Disease Resistance (PDF)
Winterizing Roses (PDF)
Rose Problems (PDF)
Roses for the Inland NW (PDF)
Miniature Roses (PDF)
Bulbs
WSU Publications:
The WSU Extension Publication Store carries many helpful publications; many are available for download at no cost.
- Growing Roses in Washington State: Planting Roses
- Growing Roses in Washington State: A Seasonal Calendar
- Growing Roses in Washington State: Common Disease and Insect Problems