The "Red Emperor" tulip variety falls into the emperor tulip bulb type and the early flowering class. Red emperor produces one of the largest tulip flowers available on 12- to 14-inch stems. Emperor tulips are also called "Fosteriana" tulips. Similar varieties with different colors are "White Emperor" and "Pink Emperor."
"Chopin" is a variety of early blooming tulip that falls into the early flowering class. Chopin is a type of tulip known as "Greigii" tulips. The flowers of the Chopin variety have pointed yellow or cream-colored petals with some orange outer petals. The leaves are streaked with crimson. They grow from 8 to 12 inches tall and are a good tulip to grow in pots or borders.
The "Apeldoorn" tulip variety falls into the Darwin hybrid-type of mid-season flowering tulips. It naturalizes well in areas where tulip bulbs naturally obtain the required amount of cold temperatures needed to bloom. It has an eventual height of 22 to 30 inches and its large flower is bright red with yellow highlights.
The "Pink Petticoat" tulip variety falls under the mid-season flowering class of tulips and is a "Triumph" tulip type. It matures to a height of 18 to 20 inches and has pastel pink petals. The triumph tulip variety of tulip bulbs produces the widest range of tulip flower colors available.
The "Groenland" tulip variety is from the late-flowering class of tulips and falls into the type of tulip known as "Viridiflora." Each petal of the groenland tulip variety is creamy pink or violet and has a light green stripe running down the center. It is an unusual, but popular, variety of tulip bulb and grows to 16 inches tall.
The "Red Carpet Border" tulip is a short tulip variety growing to only 8 inches tall. It falls under the classification known as early-flowering tulips and a type of tulip known as "Kaufmanniana" or water lily tulips. The red, multipetaled flowers open fully in the sun and remind some people of water lily flowers. The red carpet border tulip is a good tulip for planting in borders or containers.