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Common Name: Large Beard Tongue
Penstemon grandiflorus is a Perennial up to 1.20 metres tall.
It has medicinal uses.
Central N. America - Illinois to Minnesota, North Dakota, Kansas and Colorado.
Prairies and plains[
]. Edges of sandy woods in Texas[
Succeeds in ordinary rich garden soils so long as they are well-drained[
]. Requires plenty of moisture in the growing season[
A very ornamental plant[
], it is very cold hardy, but some protection from winter wet is beneficial for this plant[
A decoction of the roots has been used in the treatment of chest pains and stomach aches[
A decoction of the leaves has been used in the treatment of chills and fevers[
Seed - sow late winter in a greenhouse[
]. When they are large enough to handle, prick the seedlings out into individual pots and plant them out in late spring.
Alternatively, the seed can be sown in early summer in a greenhouse, the seedlings overwintered in the greenhouse and then planted out in the following spring[
Division in autumn[
Cuttings can be taken throughout the growing season, though mid summer to early autumn is best[