Oleander(Nerium rose bay ) is an evergreen plant flowering bush with dark fleeceable leaf . It typically grows in alarge moundthat is almost as wide as it is tall , but some of the taller varieties may be pruned into the form of asmall tree diagram . Oleander is available in a wide variety of cultivars that differ in both their mature altitude and their flower color . However , due to its toxicity , planting oleander in orbit where children or pets play is not recommended .
Growing Conditions
Oleander issensitive to coldand grows only in U.S. Department of Agriculture plant hardinesszones 9 to 11 . In USDA zone 9b to 11 , it will blossom all year long . In USDA zona 9a , it will likely not blossom in the winter ; it is also common for plants in this zone to suffer some damage during cold snap fastener .
Some cultivars are fearless than others . " Hardy Red , " a single - flowered crimson cultivar , for model , does well in the cold part of oleander ’s range , but " Petite Pink " and " Petite Salmon , " both single - bloom pink cultivars , are sensible to insensate and are easily grow in sheltered locations in USDA zone 9 .
Full-Height Varieties
A typicalfull - heightoleander cultivar will grow tobetween 8 and 12 feethigh . Some single shrubs may not discover that height , stay as crushed as 6 feet high . In a protected position and under ideal experimental condition , larger miscellany may turn as gamey as 20 feet .
The plants tend to grow quickly , putting on between 1 and 2 feet of height each year . " Calypso , " a cultivar with single crimson flowers , is one of the taller smorgasbord , commonly hand between 10 and 18 infantry , and " Sister Agnes , " a cultivar with individual white bloom , grows to between 10 and 12 feet in pinnacle .
Dwarf Varieties
The little rose bay cultivars attain only a fraction of the height of their grandiloquent relatives;dwarf varietiesmay stay put as low as3 or 4 ft high . " Petite Salmon " and " Petite Pink " will grow to about 4 feet but can be kept to around 3 foundation with light pruning . " Algiers , " a cultivar with single dark red prime , is a moment tall , reach between 5 and 8 feet , but it still keep up a low visibility than most full - height salmagundi . " Turner ’s Sissy King " is a single - flowered white variety that reaches between 3 and 5 feet in height .
Toxicity Warning
All parts of the rose bay are highly toxic , and an sentience of the risk is crucial to keep everyone , especially small fry and PET , safe from photograph to its toxins . Chewing on its stems , leaves or flowers , even for a brusk amount of fourth dimension , can produce a severe response and may even be fateful .
Burning cuttings from the plant will producetoxic fumesthat can also make a terrible chemical reaction , and sensitive mortal may receive peel irritation if they come into liaison with the works ’s sap . Wear gloves and optic protectionwhile cut to protect yourself from exposure to the sap .
References
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