Flower Application Rates

Quick Tips:

1. Promotes healthy plant growth without interfering with blooming; feeds floral gardens for 8-10 weeks
2. Encourages blossoming via non-leaching phosphorus
3. Fertilizer of choice with Rose and Daylily societies

Brighten your flower palette with Milorganite, the organic fertilizer that feeds floral gardens for 8-10 weeks. Choose Milorganite for fewer applications and better results.

For advice on applying Milorganite properly for flowers, please see our application rates below. And don’t worry if you accidentally spread too much Milorganite, Its goof-proof formula won’t burn your flowers.

Milorganite also has a long tradition with rose and daylily societies around the nation. Their members know that Milorganite is an essential step in growing show-stopping displays of roses and day lilies.


To get the most visual pop, you need to give your annuals all the nutrients they need to grow big and beautiful. Follow the tips and rates below and prepare for rave reviews.

Annual Flower Rates  
Prior to planting 3 lbs. per 100ft2
Budding 2 lbs. per 100ft2
*Conversion: 3 cups of Milorganite = 1 pound


Perennials develop more gradually, which makes them perfect candidates for a slow-release organic fertilizer.

Perennial Flower Rates  
Prior to planting* 5 lbs. per 100ft2
Early spring or late fall 5 lbs. per 100ft2
*Conversion: 3 cups of Milorganite = 1 pound

*For large plants, add an additional ½ to 1 lb. of Milorganite with soil in the bottom of the planting hole.

Planting & Watering


Mulch around the plants to protect roots from hot summer weather and to help control weeds. Remove dead flowers to encourage further new buds and flowering.