The Heleniums are marvelous arise autumnal plants whichare closely related to the Sunflower . The flower geological period is from June to the end of September and during this metre the plants are handle with flower of mahogany - crimson , coppery - bronze , lemon - yellow , and luminousness and thick fertile yellows . The flower are bland . and are borne in tumid head or clump . They develop from 1 foot to 6 feet gamy .
Helenium autumnale , Riverton Gem , grows from 2 1/2 feet to 3 feet high and has flower of an old atomic number 79 colour , which change to a rakehell - red wallflower color when matured . Riverton Beauty grows from 5 animal foot to 6 feet tall . Its flowers are a ample gamboge yellow with a purplish - black cone cell heart . Rubrum bears large , free head of terra cotta or mahogany tree - deep red flower which do not modify as the bloom maturate . Superbum has deep , golden yellow prime while Striatum has yellow flowers striped with deep red . All the above varieties bloom from August through September .
UTILIZE . Heleniums are a very useful as well as popular mathematical group of plants for the garden , for their multitude of golden - hued colors blend with the autumnal colouration and acquire core which are laborious to achieve in any other group . Because of their tall ontogenesis , Heleniums are used to form the body and main background of large delimitation and are very attractive when planted among shrubbery . The blossom are very utile for cutting and the blooms remain saucy for a long time when placed in H2O . The bushes are always cover with gravid quantities of bloom which remain on the industrial plant in unspoiled term for some time . The snub flowers are useful for national medallion .
GENERAL . Heleniums are vigorous growing plant which thrive in any grime and even under adverse conditiohttp://pixabay.com/en/sun-brews-flower-garden-yellow-1622682/ns . They should be transpose frequently because they spread out rapidly .
PROPAGATION . These plants are propagated by seed sown in July , by division of the roots either in early Spring or Fall , and by cuttings taken in Spring .
data on 75 + perennial
Perennial Flower Information
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