Cedar Key & Pine Acres Drained vs. Not So..! Stew Whitney 03/25/10 Environmental Pedology

Locations Dune Sand Pine Acres

A – 0-8cm; gray (10YR5/1), sand, clear irregular, wk, gr, fr E – 9-22cm; light gray (10YR7/1), sand, abrupt, wavy, wk, sbk, loose Bh – 23-38cm; red/yellow (7.5YR6/8), sand, clear, smooth, wk, sbk, loose Bw 39-93cm; red/yellow (7YR6/6), sand, diffuse, smooth, sl, sg, loose Bw2 – cm; brown / yellow (10YR6/8), sand, gradual, smooth, sl, sg, loose. Note: Dark “Tongue” of OM E – 155+cm; pale brown (10YR8/4), sand, sl, sg. Note: small indications of SHWT. Lots of fine roots to this point

Location 1 – Cedar Key Dune Sand Orsino Fine Sand Infiltration Rate High Hydraulic Cond. High Avail. Water 7.5 – Very Low SHWT 150cm Dwell w/ BaseSlight limit Septic Tank Mod. limit Roads and StreetSlight limit Position Upland PM Eolian/Marine Slope ~2% Runoff Very Slow Erosion Pot. Very Low Epipedon Ochric Order Entisol

 Immokalee Fine Sand - Spodosol  Poorly Drained – Heavy Rains  Pine Scrub – Organic Acids  Highly Reduced Environment, no concentrations  Couldn’t get to a Bh horizon, if there was one.

Location 2 – Pine Acres Dune Sand Pine Acres

Ap 0-23cm; dark brown (7.5YR 3/2), sandy loam, clear – wavy, mo- gr-vfr. Many small roots E 24-63cm; yellow/red (5YR 4/6), loamy sand, clear – smooth, wk-gr- vfr. Some small roots Bt 64-89cm; dark red(2.5YR 4/8), sandy clay loam, clear – smooth, mo- pl-fr. Bt cm; yellow/red (5YR 5/8), sandy loam, clear – smooth, wk-gr-vfr. Bt3 123+cm; yellow red (5YR 5/8), loamy sand, diffuse – smooth, wk-gr- fr. No redox features, no standing water despite a lot of rain, soil is very well drained!!!

Location 2 – Pine Acres Hague Infiltration Rate High >2%OM Hydraulic Cond. Mod Avail. Water 14.9 Low SHWT >138cm Dwell w/ Base Slight limit Septic Tank Mod. limit Roads and Street Slight limit Position Upland PM Sandy Marine Slope 6% Runoff Slow Erosion Pot. Medium Epipedon Ochric Order Alfisol

 Placid Sand - Inceptisol – Typic Humaquepts  OR  Sparr Fine Sand - Ultisol - Paleudults  Both POOLY DRAINED  Significantly more clay

Summary Sandy Soils Water can freely move through the profile Higher location w/o a limiting layer No Standing water Lower positions, saturated areas More clay in lower B horizons Depletions / Concentrations Gleyed Chroma