Petunia – Crazytunia Mandeville
landscapes and containers
Maintenance Category Easy
Water Category Average
Flower Form Container, Landscape
pH A - pH 5.5 - 5.8
EC (2:1 Extraction Method) 1 - 2
Fertilization 200 - 300
Light Requirements High
Water Requirements Moderate to Moist
Rooting Out Temperature 65 - 72° Fahrenheit
Growing On Temperature 55 - 65° Fahrenheit
Holding Temperature 40 - 50° Fahrenheit
Planting and Timing Information
Early Spring through Fall Finish. Standard PPP.
Finishing Times [weeks]
4-5" and Quart Pot : 4-6
6" and Gallon Pot : 5-7
7-9" Pot : 7-9
10-12" and Two Gallon Pot : 8-10
Pinching and Growth Regulators
For pots 6" and smaller pinch at transplanting only. For hanging baskets and pots larger than 6" soft pinch at planting and trim around pot just prior to hanging. 10-15 ppm Sumagic or 1-3 ppm Bonzi drench are effective at controlling growth. Apply as needed. Cold temperatures will also effectively control growth.
Pest and Disease Management
General pest and disease practices as listed in notes.
Do not bring vegetative petunias in too early as they finish quickly. Many common problems can be avoided if proper crop timing and environment are provided.