1. Pruning & General Information
Roses
Pruning & General Information

2. Selection Select pest and disease resistant varieties
Two main categories:
Garden Roses -valued for their flowers
hybrid teas (most common Rose in home gardens), floribundas, grandifloras, and climbers
Landscape Roses – Shrub Roses
Low maintenance
Grow on their own root stock (not grafted)
Select pest and disease resistant varieties

3. Site Location Protect roses from wind
High light exposure minimum 6 hours
Avoid crowding
Well draining soil

4. Planting Bare Root: Easy to plant Less expensive Wide selection
Cut tops back to ”
Soak 8-12 hours
Remove damaged & broken roots
Botrytis
Remove pencil
thin canes
Goal 3-5 canes/plant & 3-5 buds/cane

5. Planting cont. Dig hole Spread roots evenly
Wide & deep
Spread roots evenly
Fill 2/3 with soil & soak to settle
Do not tamp
Add more soil & soak to settle

6. Planting cont. Containerized Roses Cost more Instant results
Generally in bloom, providing preview of the rose
New option – biodegradable containers
Dig hole – wide & deep
Refill hole
Water same as bare root

7. Pruning
Deadheading
Reduce disease
Improve circulation

8. Pruning cont. General Guidelines Remove dead, damaged or diseased wood
Keep shrub from becoming a tangled mess
Shape the plant
Increase air circulation
Removal of 1/3 to 2/3 healthy wood OK
Encourage growth of flowering wood
Cuts ¼” above outward facing buds

9. Pruning cont.
Prune in January
Clean sharp tools
BY-PASS PRUNERS

10. Remove growth below bud union
Pruning cont.
Hybrids
Prune annually
3-5 canes
Vase shape
Remove growth below bud union

11. Pruning cont. Landscape Roses Climbing Roses
Unpruned or “rejuvenation” pruning
Miniatures can be mowed
Climbing Roses
Wait 2-3 years after planting
Select ~6 well spaced canes
Attach to support – remove others
January – remove unproductive canes
Cut lateral shoots back to 3 buds

12. #1 Disease & Pest Problems
Limit problems by purchasing disease resistant varieties; good air circulation; right location; sound pruning techniques; remove infestations immediately.

13. Powdery Mildew White grey powdery growth Spread by air borne spores
Disrupt daily spore cycle
Wash foliage
Prevention method
4 tsp baking soda per gallon with 1% solution of horticultural oil (JMS Stylet Oil; saf-T-Side Spray Oil, Sunspray Ultrafine Spray Oil; neem oil; Jojoba oil)

14. Aphids Red, green, yellow, black soft bodied insects
Heavy infestation accumulation of honey dew sooty mold black leaves
Natural predators: lady beetles; solider beetles; syrphid flies
Control
Strong stream of water
Insecticide : acephate (Orthene)

15. General Care Fertilize Regularly inspect for pests & disease
3-1-3 or (N-P-K)
Regularly inspect for pests & disease
Irrigation
Yard clean up
Post pruning spray
Treat plant & soil with dormant spray or sulfur