Foxglove Flower Height. It should be planted while temperatures are still slightly cool. Adding a bold vertical dimension to perennial flower beds shade gardens and cottage gardens Digitalis purpurea Common Foxglove is a stately biennial or short-lived perennial boasting tall one-sided spires of pendant tubular bright rosy-purple flowers 2-3 in.
They can grow up to 4 to 5 inches in height. It should be planted while temperatures are still slightly cool. Mar 11 2021 Foxglove flowers grow on stems which may reach 6 feet 2 m in height depending on variety.
They can grow up to 4 to 5 inches in height.
Mar 21 2021 With flower spikes growing up to 30cm in length and plants growing more than 1m tall its also important to consider the vertical height available for the plant so avoid using it to underplant shrubs or smaller trees. 4 to 6 feet. First year plants derived from seed forms a basal rosette of dark green or white-wooly leaves which are 5-10 long. This one is perennial with velvety leaves and evergreen.