They may also be grown in containers, but successful storage of roots during the dormancy period is still somewhat difficult. Bloom time: Early spring to summer, depending on the climate. Can be successfully grown as an annual in cooler climates (zone 7 and below). Persian buttercup grows from a tuber that resembles a fleshy claw with pointed 'fingers. Tuberous roots are not easy to store successfully, and, since they are relatively inexpensive to purchase, it is an option to simply grow these plants as annuals. The name is derived from the Latin word rana, or frog, because of the plant’s preference for wet growing conditions. After bloom and foliage yellows, dig tubers, cut off tops, dry and store covered in a dry medium in a cool location until the following spring. Deadhead spent flowers to encourage additional bloom. Louis, tubers may be best started indoors for transplanting outside in mid to late April so that most flowering will occur before the onset of extended 90 degree + temperatures. Where not winter hardy (north of USDA Zone 8), plant tubers 2” deep and 6-8” apart, with root claws down, in spring several weeks before the last frost date. The flowers are 35 cm in diameter, variably red to pink, yellow, or white, with one to several flowers on each stem. The basal leaves are three-lobed, with leaves higher on the stems more deeply divided like the stems, they are downy or hairy. Performs poorly in unamended heavy clays typical of the St. Mixed Persian Buttercups (Ranunculus Tecolote Mix) is a bulb mix of brightly colored double flowering Persian Buttercups. It is a herbaceous perennial plant growing up to 45 cm tall, with simple or branched stems. ![]() ![]() Grow in medium moisture, well-drained soils in full sun.
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