Table 1.

Snowgoose cherry (Prunus serrulata) conditions 14 months after planting in 200 ft3 of soil medium covered with concrete.

TreatmentAverage trunk diameter (cm)Average diameter change since planting (cm)Average twig growth 2005 (cm)Average visual foliar rating (0–5 scale)Average SPADAverage SPAD change since plantingAverage visual dieback (percentage of crown)Total root length at rhizotron window (cm)
Gravel/soil2.77 a*0.433 a10.13 b3.83 ab42.35 b−6.3 ab  5.83 a1580
Stalite/soil2.68 a0.283 bc  9.37 b3.17 bc40.63 bc−2.3 ab12.50 a    24
Stalite2.53 b0.183 c  2.23 b2.67 c36.05 c−6.7 ab15.83 a  774
Compacted soil2.75 a0.350 ab  7.80 b3.17 bc39.15 bc−8.6 b31.67 b    37
Noncompacted soil2.80 a0.417 a21.70 a4.33 a47.47 a−0.25 a  9.17 a1415
  • * Means with the same letter were not significantly different as determined by analysis of variance with Student-Newman-Keuls separation of mean (P = 0.05).