Agronomic Services — Fraser Fir Tissue Sampling, slide 1 of 5

Time sampling appropriately.

photo shows collection of a fir tissue sample. Routine samples
(to monitor fertilization efficacy): Collect plant material after
plants become dormant in the fall.

Diagnostic samples
(to identify a nutrient problem): Collect samples any time abnormal plant growth or
color is noted. Take separate samples from healthy and problem plants for comparison. Submit corresponding soil samples too.

Last Update July 23, 2007

NCDA&CS Agronomic Services Division, Colleen M. Hudak-Wise, Ph.D., Director
Mailing Address: 1040 Mail Service Center, Raleigh NC 27699-1040
Physical Address: 4300 Reedy Creek Road, Raleigh NC 27607-6465
Phone: (919) 733-2655; FAX: (919) 733-2837