Assertion: rhododendron's soil | /r/CapableOf | retain moisture
Facets:
Source sentences:
text: Too shallow a depth will not control the weeds or help the soil retain moisture.
text: You must keep the soil moist for this plant throughout the growing season, and applying mulch will help the soil retain the moisture it needs.
text: A thick layer of mulch (3 to 4 inches) placed around the plant in the spring will help the soil retain moisture and stifle weed growth.