Heather Flower Hardiness Zone
In my area of northeast north america late march to early april is the norm.
Heather flower hardiness zone. Heather is a relatively low maintenance plant growing happily in both full sun and part shade and able to thrive in poor acid sandy soils. Their evergreen foliage in shades of green yellow bronze and red sparkles against the weary winter backdrop of tans and browns or the white of snow. Height spread 10cm x 30cm. Tree heather will burst into flower tiny flowers in spring with tiny white highly perfumed blossoms.
At maturity it can reach a height of 13 feet. The heaths begin flowering in february march in southern areas and along the pacific coast. The evergreen shrub tree heather earns its nickname giant heather honestly. Agriculture and agri food canada.
Heather that flowers in winter is likely erica carnea actually a type of winter blooming heath which grows in usda plant hardiness zones 5 through 7. Some sources indicate erica carnea survives in zone 4 and maybe even zone 3 with adequate protection. Heaths and heathers add a low maintenance jolt of color and interest to the landscape regardless of the season. The map is based on the average annual minimum winter temperature divided into 10 degree f zones.
The 2012 usda plant hardiness zone map is the standard by which gardeners and growers can determine which plants are most likely to thrive at a location. Any zones further south are said to be too hot for the heather shrub. Think of it as a small tree in a shrub s body. Maps showing the plant hardiness zones in canada.
Some sources find difficulties with the plant s vigor and blame it on soil moisture content and wind. Some sources report that growing heather is limited to usda plant hardiness zones 4 to 6 while others include zone 7. Heather is frequently called by the names heather scotch heather ling or scottish heather. There are several species of heath but the hardiest and most popular are cultivars of erica carnea zone 5.
Plant heaths and heathers in open areas up hillsides or along pathways. Heather is a low growing flowering evergreen shrub. The small flowers are formed into long racemes and appear from summer to fall. Hardiness ratings rhs h7 usda 5a 9b.
Pink flowers darken to red pink as they age opening in midwinter and lasting to early spring. For the first time the map is available as an interactive gis based map for which a broadband internet. Usda plant hardiness zone map. Although standard heather is suitable for u s.
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