The average sea surface temperature in April 2017 for Cancun was 84.0Â°F. The maximum and minimum values were 83.0Â°F and 85.4Â°F respectively.
Boston ferns have become a plant of choice for savvy shade-loving gardeners. This fern will consistently give stunning results with minimal effort, no dead â heading and a calming resting place for the eye to settle.oston ferns have become a plant of choice for savvy shade-loving gardeners. This fern will consistently give stunning results with minimal effort, no dead â heading and a calming resting place for the eye to settle.
Another good sun-tolerant fern for southern climates is the southern wood fern or Florida shield fern, Dryopteris ludoviciana. This fern is semi-evergreen with fronds reaching to 4 feet. It slowly spreads to form a reasonable groundcover.