Hill System Plastic Mulched Strawberry Production Guide for Colder Areas

Authors: Charles R. O'Dell Extension Horticulturist, Department of Horticulture, Virginia Tech; Jerry Williams, Teaching Hortculturist, Department of Horticulture, Virginia Tech

Publication Number 438-018, Posted March 2000

TABLE 10 - Sufficiency nutrient ranges in most-recently matured whole leaves (blade plus petioles) of strawberries, dry weight basis for laboratory tissue analysis.

Time of Sampling: early season, pre-harvest.

Deficient Adequate Range High Toxic

N < 2.8 % 2.8 - 3.0 > 3.0 -

P 0.2 0.2 - 0.4 > 0.4 -

K 1.1 1.1 - 2.5 > 2.5 -

Ca < 0.4 0.4 - 1.5 > 1.5 -

Mg < 0.2 0.2 - 0.4 > 0.4 -

S < 0.8 0.8 - 1.0 > 1.0 -

ppm

Fe < 50 50 - 100 >100 -

Mn < 25 25 - 100 >100 800

Zn < 20 20 - 40 >40 -

B < 20 20 - 40 > 40 -

Cu < 5 5 - 10 > 10 -

Mo < 0.5 0.5 - 0.8 > 0.8 -

	Deficient	Adequate Range	High	Toxic
N	< 2.8 %	2.8 - 3.0	> 3.0	-
P	0.2	0.2 - 0.4	> 0.4	-
K	1.1	1.1 - 2.5	> 2.5	-
Ca	< 0.4	0.4 - 1.5	> 1.5	-
Mg	< 0.2	0.2 - 0.4	> 0.4	-
S	< 0.8	0.8 - 1.0	> 1.0	-
ppm
Fe	< 50	50 - 100	>100	-
Mn	< 25	25 - 100	>100	800
Zn	< 20	20 - 40	>40	-
B	< 20	20 - 40	> 40	-
Cu	< 5	5 - 10	> 10	-
Mo	< 0.5	0.5 - 0.8	> 0.8	-

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