Rhododendron catawbiense 'Nova Zembla'
Catawba Rhododendron
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Catawba Rhododendron (Rhododendron catawbiense 'Nova Zembla') - Description
One of the earliest hybrids under the 'Iron Clad' series of Rhododendrons because of their immense resistance to disease. These hybrids were first started back as early as 1860, with this shrub being introduced in 1902. These can eventually reach the height of about 20' high. Big red / purple blooms on sturdy heavy branches keeps its blooms for a good long time. This hardiness extends to its ability to handle winds and sun exposure.
Catawba Rhododendron (Rhododendron catawbiense 'Nova Zembla') - Blooming
Blooms in early Spring. There are many varieties of Rhododendrons and Azaleas that come in many different colors and styles.
Catawba Rhododendron (Rhododendron catawbiense 'Nova Zembla') - Growth
Rhododendrons do best with filtered sunlight. Generally, these plants will need more protection from the sun as the climate gets sunnier and hotter. They do best in cooler, temperate climates that have sufficient rainfall.
Catawba Rhododendron (Rhododendron catawbiense 'Nova Zembla') - Planting
Sow seeds in soil that is acidic as soon as the seeds are ripe or in early spring. Maintain the temperature between 55 and 65°F (18°C). It should be noted that Rhododendrons readily hybridize and seeds collected from your garden may produce offspring that do not closely resemble the parents.
Catawba Rhododendron (Rhododendron catawbiense 'Nova Zembla') - Pest
Prone to whitefly, lace bugs, scale, caterpillars and aphids. Susceptible to powdery mildew, leafy gall and root rot.
Catawba Rhododendron (Rhododendron catawbiense 'Nova Zembla') - Interesting facts
The name Rhododendron literally translates to "rose tree". The species R. catawbiense is found throughout the Appalachian Mountains. Not only is it the state flower of West Virginia, it is also on the state flag.
Catawba Rhododendron (Rhododendron catawbiense 'Nova Zembla') - Soil and irrigation
Need fast-draining soils that are rich and acidic. Does best if the soil also retains sufficient quantities of water (amend soil with organic matter to do so). These plants need more air in the root zone than most plants do. Plants that are yellowing and that have leaves that are dropping are most likely sitting in water and the roots are drowning.
