Table 2.

Percent increase in height of Magnolia grandiflora as influenced by planting date, mulching, and fertilizer placement.

Sampling date	Planting time		Mulch		Fertilizer placement
Sampling date	fall	spring	with	without	none	top	backfill	bottom
7/80	22.9	24.0	20.4	26.6*^{^z}	18.9a^{^x}	25.7b	27.0,b	22.4ab
12/80	25.9	28.3	25.2	28.9	20.3a	29.7b	31.1b	27.2b
5/82	84.0	90.8	94.0	80.8*	73.6a	92.6b	92.3b	91.2b

↵^z Indicates significant difference (.05) between mean pairs.
↵^x Mean separation (.05). Means within main effect followed by the same letter are not statistically different.