Field Trials Reports: J.C. Raulston Arboretum

Field Trials Reports: J.C. Raulston Arboretum

Mecardonia 'Gold Dust'

Trial Manager: Bernadette Clark, [email protected]  


Trial Location: J.C. Raulston Arboretum, 4415 Beryl Rd., Raleigh, North Carolina, 27606. 

Planting Dates: Our summer annuals were planted on May 1, 2012.

Number And Types Of Entries:  This season we had approximately 600 entries (586 to be exact). Our summer, like much of the country, was extremely hot. We experienced long periods of temperatures over 90°F with 10 days at or over 100°F. In the month of July, our average night temperature was 74°F. Periodic heavy rainfall (more than 8 inches in July) has also plagued this season. 

Top Performers


Petunia Supertunia series
Petunia ‘Sweetunia Bordeaux’
Euphorbia ‘Diamond Frost’
Euphorbia ‘Star Dust White Flash’
Lantana ‘Pink Bird’
Lantana ‘Lucky Flame Improved’
Lantana Bandana series
Lantana Luscious series
Mecardonia ‘Gold Dust’
Capsicum ‘Loco’
Capsicum ‘NuMex Centennial’
Capsicum ‘Chilly Chili’
Capsicum ‘Black Pearl’
Ipomoea Illusion series
Ipomoea Sweet Caroline series
Pennisetum ‘Sky Rocket’
Portulaca ‘Cupcake Yellow Chrome’
Angelonia ‘Serenita White’
Angelonia ‘Serenita Lavender Pink’
Impatiens ‘Magnum Hot Pink’ (New Guinea)
Verbena ‘Superbena Coral Red’


Calibrachoa ‘MiniFamous iGeneration Orange’
Calibrachoa ‘Superbells Dreamsicle’
Impatiens ‘Sunpatiens Compact White Improved’
Catharanthus ‘Cora Cascade Strawberry’ (vinca)
Scaevola ‘Bombay Dark Blue’
Heliotropium ‘Scentropia Dark Blue’
Angelonia ‘Carita Cascade Deep Purple’
Angelonia ‘Carita Cascade Raspberry’
Verbena ‘Lanai Bright Pink’
Begonia ‘Big Red Bronze Leaf Improved’
Mixed Planting: “Kwik Kombo “Night in Pompeii Mix”

Hanging Baskets

Mixed Planting: Kwik Kombo “Carita Summer Berry Blast Mix”
Mixed Planting: Kwik Kombo “Cascading Waterfall Mix”
Mixed Planting: Kwik Kombo “Pink Lemonade Mix”
Calibrachoa ‘Callie Orange’
Calibrachoa ‘Callie Purple’
Calibrachoa ‘Callie Rose 11’
Petunia ‘Sanguna Lipstick’
Petunia ‘Sanguna Purple’
Petunia ‘Sanguna Rose’
Impatiens ‘Silhouette Rose Star’
Lantana ‘Bandito Orange Sunrise’