high with a spread of 1 1/2 to 2 feet (46 to 61 cm.) wide. Loose clusters of flowers hang like bells from the long stems and come in white, pink, blue or yellow depending on the cultivar. Once established, growing Jacob’s ladder requires very little except for occasional trimming.
Also to know is, is Jacobs ladder invasive?
Jacob’s ladder will reseed now and then, but is not considered invasive. Jacob’s ladder is not recommended for human or animal consumption.
Similarly one may ask, when should I cut back my Polemonium?
For best results, grow Polemonium reptans ‘Stairway to Heaven’ in moist but well-drained soil, in partial shade. Cut back after flowering to encourage a second flush of blooms. In autumn cut back again to ground level.
Does Jacob’s Ladder bloom all summer?
Jacob’s ladder, Polemonium spp., is a hardy ornamental perennial for USDA Hardiness Zones 3-8 that blooms in late spring to early summer in shady locations.
Spreading Jacob’s Ladder is a native perennial wildflower found in floodplains and rich forests and thickets. This plant has showy, fern-like foliage, and seeds freely. It is recognized as a NC Threatened species.
Jacob’s ladder is native to areas of meadowland, woodlands, and grasslands, this shade-loving species derives its name from its pinnate leaves that resemble the rungs of a ladder. It is an excellent low-maintenance plant which is often grown as a deer-resistant flower in many gardens.
It forms clumps of dark green leaves, and in early summer produces spikes of lavender-blue, bell-shaped flowers. To prolong flowering, deadhead regularly.
Although Jacob’s Ladder plant care is minimal, they still require minimal maintenance in the form of pruning and deadheading. Deadheading is required after the flowers are done blooming. Simply cut back all the flower stalks at the plant’s base. Timely deadheading will encourage the plant to produce new blooms.
This is the type genus of the Phlox family (Polemoniaceae). The species epithet “reptans” means “creeping” referring to the creeping habit of this plant. The leaves are pinnately compound, resembling a ladder, referring to a ladder seen in a dream by the biblical Jacob: thus the name Jacob’s ladder.