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Supertunia® Blue Skies

Petunia

General Information GROWING TIPS

Has medium to large sky blue flowers. Supertunia petunias are vigorous with slightly mounded habits that function as both fillers and spillers in containers. They are also excellent landscape plants, best suited to be placed near the front of beds. This heat and drought tolerant annual attracts butterflies and hummingbirds.

 Supertunia® Blue Skies
Blossom Color Blue
Bloom Season Spring, Summer, Fall
Exposure Part Sun to Sun
Height 4-12 in
Width 18-24 in
Spacing 12-24 in
Container Sizes Eco+ Grande
Hardiness Zones 10, 11
Wildlife Attracted Butterflies, Hummingbirds
Wildlife Deterred No Wildlife Deterred
Features Has medium to large sky blue flowers. Supertunia petunias are vigorous with slightly mounded habits that function as both fillers and spillers in containers. They are also excellent landscape plants, best suited to be placed near the front of beds. This heat and drought tolerant annual attracts butterflies and hummingbirds.
Available Seasons Spring
Adaptable as a Houseplant No
Bog Plant No
Is Disease Resistant No
Drought Tolerant Yes
Edible No
Erosion Control No
Fragrant Flower No
Fragrant Foilage No
Heat Tolerant Yes
Native to North America No
Salt Tolerant No
Succulent No
Water Plant No
Uses

Use in large combinations, containers and landscapes.

Maintenance Notes

These are heat tolerant plants, that aren't particularly fussy and need little routine maintenance. They will perform best if an application of controlled release fertilizer is included at the time of planting. This applies to both landscape and container plantings. Supertunias are heavy feeders, but a single dose is usually sufficient for landscape beds in most climates. If you have a very long season, a second application of controlled release plant food should be considered for landscape plantings. In general, containers need to be fed more than landscape plants. Supertunias in containers will need to be fed more regularly to be their absolute best. A second application of a controlled release fertilizer can be applied about every two months to container plants, which will help. However, for the very best performance I find regularly applying water soluble fertilizer starting about two months after the containers are planted gives the best results.  These extra applications of plant food really makes a difference in performance through the summer.

If your plant begins to look open or a bit tired, an allover trim can be beneficial.  Use a sharp pair of scissors or pruning shears to trim back up to 1/3 of the volume of the plant. I pair any trim with a dose of water soluble fertilizer to provide instant energy to help kickstart new growth, branching and flowering. Your plant will take a week to recover from the trim, but the end result is a fuller plant with more blooms going forward. You may repeat the trim as needed through the season.

2020Top Performer - Cool Season - LSU
2019Gold Medal - Champaign County Illiniois Master Gardener Idea Garden
2019Excellent - Cool Season - Disney
2018Top Performer - University of Minnesota - Morris
2018Top Performer - University of Guelph
2018Top Performer - Texas A&M - East Texas Bedding Plant Trial
2018Top Performer - Ohio State University Chadwick Arboretum - Springfield
2018Top Spring Season Annuals - Mississippi State University - Poplarville
2018Top Performer - Penn State University
2018Top Performer - University of Georgia
2018Top Performer - Consumer Choice - Ohio State University - Columbus
2018Top Performer - Oregon State University
2018Field Day People's Choice - Texas A&M - East Texas Bedding Plant Trial
2018Top Performer - Cornell University
2018Top Performer - South Dakota State - McCrory Gardens
2018Top Performer - Jardin Daniel A. Seguin
2018September Showstopper - Champaign County Illiniois Master Gardener Idea Garden
2018Gold Medal - Champaign County Illiniois Master Gardener Idea Garden
2018Above Average - Warm Season - Disney
2018Leader of the Pack - Late Season - North Carolina State, JC Raulston Arboretum
2018Leader of the Pack - Early Season - North Carolina State, JC Raulston Arboretum
2018Leader of the Pack - All Season - North Carolina State, JC Raulston Arboretum
2018Perfect Score All Season - Michigan State University
2018Top 10 Consumer Preference - University of Florida - Fort Lauderdale
2018Top Performer - University of Florida - Fort Lauderdale
2018Perect Score All Season - Oklahoma State University Botanical Gardens
2018Top Perfomer - Jardin Botanique Roger-Van den Hende
2018Top Performer - Jardin Botanique Montreal
2017Top Performer - University of Wisconsin

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