Saffron bulbs of size 11/+ are the largest bulbs that we can offer you. The bulbs in this grade have a circumference of at least 11 cm and an average maximum circumference of 12 cm. Because the fact that during the grading process all bulbs larger than size 11 end up in this selection, you may even find bulbs with a circumference of 13 to 15 cm among these bulbs.
The average diameter of these bulbs is between 3.5 and 4.5 centimeters.
These crocus bulbs will give you about 2 to 5 flowers per bulb in the first year of planting and are qualified with class 1 by the Dutch Flower Bulb Inspection Service.