• California Native Plant Society (CNPS)
• The Nature Conservancy
• CalPhotos: Plants
• CNPS Inventory
• CalFlora
  
  

• Ben Meadows Company
• Hi-Q Hygrothermograph
• Data Loggers & Recorders
• Campbell Scientific
• Apogee-Inst Products
• P.L. Light Systems

Herbaria

• The Herbarium of The Royal Botanic Gardens
• University and Jepson Herbaria
• Herbarium at the NYBG

Horticultural Supplies

• Stuewe & Sons Nursery
• Rittenhouse Since 1914
• BioQuip Products
• Premier Horticulture

Invasive species

• Invasive Plants Species Workshop
• TNC Wildland Invasive Species

Local

• Sierra Azul Nursery & Gardens
• The Garden Company
• Santa Cruz Circle Trail
• Mycorrhiza Information
• National Botanical Institute

Organizations

• California Native Plant Society (CNPS)
• The Nature Conservancy
• American Bamboo Society
• New England Wild Flower Society
• Society for Preservation of Natural History Collection
• California Rare Fruit Growers, Inc.
• The Mediterranean Garden Society
• American Association of Botanic Gardens and Arboreta (AABGA)
  
  

Pesticides and related chemicals

Pest Management

Beneficials

• UC Statewide Integrated Pest Management Program
• Database of IPM Resources (DIR)
• Koppert Biological Systems
• Biological Control Virtual Information Center
• North Carolina State University-IPM
• Pest Management & Identification

  Pesticides

• Department of Pesticide Regulation WWW Server
• Pesticide Product and Use Data
• Where to find MSDS on the Internet
• EXTOXNET Global Search
• US EPA - Pesticide Product Label System (PPLS)

Plant and seed sources/nurseries

• Rancho Santa Ana Botanic Garden Seed Bank
• Johnny's Selected Seeds
• Digging Dog Nursery
• Logee's Greenhouses
• Park Seed
• The Bovees Nursery
• Searching the GRIN System
• Busse Gardens Perennials
• Berkeley Horticultural Nursery
• Burpee
• Oak Hill Gardens
• California Carnivores
• Pacific Rim Native Plant Nursery
• Plant Delights Nursery
• Seedhunt
• Heronswood Nursery, Ltd.

• AndysOrchids.com
• The Orchid Mall
• Red's Hardy Orchids
• Canadian Orchid Congress
• Santa Barbara Orchid Estate
• The American Orchid Society
• Orchid List Digest
• Hardy Orchid Society
• Hoosier Orchid Company
• North American Native Orchid Alliance
• Oak Hill Gardens
• Australasian Native Orchid Society Inc
• The Orchid House
• Linda's Orchid Page
• Petite Plaisance
• Jay's Key West Orchid Species
• Mountain Orchids - 2001

• The latest issue of Plant Talk
• American Scientist - Marvier
• Australian gardening magazine
• Rhododendron Species Foundation

• Transgenic Crops
• American Scientist - Marvier

UCSC campus links

• UCSC Natural Reserves
• Parker Lab
• UCSC Biology Courses
• UCSC Environmental Studies
• The UCSC Arboretum
• The Center for Agroecology & Sustainable Food
• UCSC Campus Map

Safety

• OSHA - Technical Links