Author Archives: Rick Schoellhorn

About Rick Schoellhorn

Rick Schoellhorn is director of new products at Proven Winners. You can e-mail him at

Heat Tolerance Sets New Alyssums Apart

The  goal of Proven Winners’ lobularia breeding program was to bring a fragrant, easy, all-season performer into a crop that previously had a very limited range of success. The Princess and Knight collection of hybrid lobularia look like sweet alyssum, but appearances can be deceiving. Where old-fashioned seed-type alyssum do well only in Mediterranean climates,

‘Superbells Lemon Slice’ And ‘Superbells Cherry Star’ From Proven Winners Break The Color Mold

In the past two years, Superbells Calibrachoa ‘Cherry Star’ and Calibrachoa ‘Lemon Slice’ have changed our understanding of what color patterns are possible in calibrachoa. The breeding programs that generate the Superbells collection have always focused on innovative colors, and over the past few years, have developed some amazing mutations in color form. For a

How To Grow Rockapulco

Proven Winners has made its first addition to the double impatiens Rockapulco collection in Coral Reef. ‘Rockapulco Coral Reef’ has a unique color, as petals emerge coral and turn to a bright, electrifying pink as they age. All of the Rockapulcos are vigorous and feature flowers that resemble miniature roses or camellias. Lighting Production guidelines

‘Sweet Caroline Bewitched’ From Proven Winners

One of the only non-vining ornamental sweet potatoes on the market is ‘Sweet Caroline Bewitched.’ Known for its mounding habit, dark purple-black foliage and characteristic bat wing leaf shape, ‘Sweet Caroline Bewitched’ makes a great container plant without becoming a bully, and it’s also great in the landscape–especially in the sunbelt where old-fashioned types can

Daisy May Leucanthemum From Proven Winners

Leucanthemum, which is commonly known as Shasta daisy, is a staple of the perennial portfolio. Most consumers know the plant for its large white or pale yellow flowers that bloom from June to July. The challenge with Shasta daisy, though, has always been bringing it forward for earlier sales without sacrificing the perennial part of