White Knight Sunflower has vanilla-colored petals that are almost bright white. White Knight sunflowers are a highly sought after variety for cut flower farmers and home gardeners alike. 6-7′ tall plants with pollenless flowers. Helianthus annuus.
We put our giant sunflowers to work in our garden. Using them to trellis cucumbers in spring and summer and again in autumn to trellis late crop peas.