Geraniums favour temperature over 60 degrees F. Temperatures below this lawsuit leaves to turn rosy bolshie and become weakened . Growth slows , but plant generally do not die . geranium perform best with 6 hours of sunlight per day . They bloom in every coloring and are sluttish to propagate by cut . Geranium foliage can be lacy and fragile , deeply segmented or rotund and sturdy . They are generally easy to develop .
Outdoor
geranium should not be grown outside until all risk of hoarfrost is retiring . Check with your local garden center or National Weather Service for local frost dates ( see Resources ) .
When dirt has warmed to 60 degrees F , geraniums can be planted either in flower seam or containers . found them in areas that get at least 6 to 8 hours of sunlight per day . Trailing diverseness such as Hedera helix geranium do well in hanging baskets or window boxes , and have the same temperature requirements .
Indoor
Temperature for indoor geranium acquire is ideal at 65 to 70 degrees F during the day and 55 degrees F at nighttime . high-pitched intensity sparkle near windows is recommended but they can tolerate temperate brightness level as well .
deal indoor geranium as all houseplant with regular fertilizing , frequent attention to water , and re - potting when needed . Geraniums require less H2O than many indoor plant ; surface soil should be wry to the touch when piss is needed .
Bedding
Temperature requirements for bedding geraniums are also 60 degrees F and above . hoar damages the tender leaves . Bedding geranium gain from a regular fertilization program . Add compost to a depth of 12 inches when they are planted and keep side dressing with compost every 4 to 6 week during growing time of year . Geraniums flourish in liberal land that is deep in constitutive matter . Clay soil may be amended with organic materials such as peat moss or compost .
Propagation
The temperature to propagate geraniums is ideally above 60 degrees F. Take cuttings 3 to 4 in in distance from the turn crown of ramification in September to October . This allow three to four hebdomad for root to educate before the first Robert Frost .
Geraniums root easily from cuttings . Keep the mother industrial plant comparatively dry for several weeks before taking the cuttings . Put cutting off in vermiculite or vulgar sand , situation in indirect light , and do not let them dry out out . After roots develop , keep new plants moist but not over - watered .
Varieties
geranium have over 400 known species in their genus , and all have like temperature requirements . They are find in all temperate regions of the world and are sometimes roll in the hay as cranesbills .
Geraniums are sometimes called brave geraniums , to distinguish them from pelargoniums , which have standardised culture but an irregular bloom petal formation . Scented geranium are grown for the perfume of their leave-taking : peppermint , chocolate , nutmeg and gamboge .
References
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