For Sir Richard, you have a classic and dependable cactus-type dahlia. Based on your product editor, here is the description with the requested specs:
Sir Richard – Straight Cactus Dahlia
Sir Richard is an elegant standout known for its sharp, clean lines and sophisticated presence. As a Straight Cactus dahlia, it features narrow, pointed petals that radiate out from the center, giving the bloom a spiky, starburst appearance that adds incredible texture to the garden and floral arrangements.
Color Profile: A soft, clear lavender-pink that remains consistent throughout the season. Its cool-toned hue makes it an excellent companion for whites and deep purples.
Unique Form: The delicate, needle-like petals give this variety an airy, lightweight look, despite its sturdy growth habit.
Bloom Size: Produces refined 4–5" blossoms (Classified as BB size), an ideal scale for adding structural interest to mixed bouquets.
Plant Height: Grows to a reliable 4' tall on long, straight stems that are highly valued for cutting.
Garden Performance: A vigorous and upright grower. Its unique petal shape allows it to shed water more easily than denser decorative types, often making it more resilient during late-summer rains.