Terms every rose gardener needs to know.
- All-American Rose Selections (AARS)
- A nonprofit organization that identifies outstanding new roses that have successfully completed a two-year trial period in AARS test gardens around the country
- Arboretum
- A landscaped space where trees, shrubs, and herbaceous plants are cultivated for scientific study, educational purposes, and to foster appreciation of plants.
- Canes
- The main stems of a rose plant
- Conservatory
- A glass covered building to house or conserve plants, more elaborate than a greenhouse.
- Cultivar
- A cultivar is a rose variety that is the product of hybridization. There are thousands of rose varieties.
- Hips
- The colorful cherry-like fruit of the rose flower that is rich in vitamin C. Deadheading roses prevents the formation of hips but encourages multiple blooms.
- International Registration Authority for Roses
- The American Rose Society is responsible for registering new rose varieties (cultivars).
- Plant Hardiness Zones
- The contiguous United States and southern Canada were divided into 10 zones based on a 10 F (5.6 C) difference in average annual minimum temperature.
- Taxonomy
- The study of the general principles of scientific classification, especially the orderly classification of plants and animals according to their presumed natural relationships.
