qOregon, Washington, northern California, British Columbia.qYour Complete Guide: Select, Plan, Plant, Maintain, Problem-Solve - Oregon, Washington, Northern California, British Columbia Pat Munts, Susan Mulvihill ... In areas with high pH soils (above 6.5), particularly east of the Cascades, use a rhododendron fertilizer or choose a different tree. ... All newly planted trees will need regular watering for the first two years. ... If the right tree is planted in the right place, most trees wona#39;t need extensive pruning beyond selective removal of broken, anbsp;...
|Title||:||Northwest Gardener's Handbook|
|Author||:||Pat Munts, Susan Mulvihill|