However, not alltypes of rosesneed the same nutrients or amounts at the same time.
For example, newly planted roses have different fertilizer needs than established roses.
Read our complete guide to help you know how and when to use rose fertilizer.
The Spruce / Candace Madonna
Test Your Soil
Roses preferneutral to slightly acidic soilwith a pH of 5.5 to 6.5.
Repeat-blooming roses need more frequent fertilization, andtea rosesrequire more nutrients than shrub roses.
Keep track of fertilization using a calendar or a task reminder app.
Rose bushThomas Winz / Getty Images
It could dry out the plant and cause leaf margins and root tips to burn.
Most organic fertilizers are naturally released into the soil more slowly and over a longer period than inorganic fertilizers.
The exception is inorganic controlled-release fertilizers, which release nutrients over several months depending on soil moisture and temperature.
Always water roses after applying fertilizermustafagull / Getty Images
However, Epsom salt should be used as a rose fertilizer only if the soil shows a magnesium deficiency.
Applying it otherwise may harm the plant.
Instead, spread inorganic fertilizer thinly and evenly around the plant and lightly rake it into damp soil.
The best time to apply inorganic fertilizer is before it rains or watering.
Keep the fertilizer away from the canes and the graft union, and water the plants well after fertilizing.
Newly planted roses will need phosphorus fertilizer.
Established roses will benefit most from a fertilizer with a high nitrogen content.
Yes, this all-purpose fertilizer is perfectly fine for fertilizing roses.
Keep roses in bloom all summer by continuously removing faded flowers.
Regular pruning encourages the growth of new buds.
Coffee grounds can also help prevent Fusarium wilt, a plant disease.
Roses: Care After Planting, University of Missouri.
When and How to Fertilize, Marin Rose Society.
Quick Guide to Fertilizing Plants, University of Minnesota Extension.
