Field Notes Journal

Seasonal Analysis and Species Classification

Green Alkanet

Model Family : Seasonal presence

Summary

Green Alkanet

Extended spring seasonal presence

Green Alkanet is classified as extended spring seasonal presence. The fitted seasonal window runs from about March to August, with a spring peak around May. The season is broad, with a moderate active window, strong post-peak decline, and strong off-season suppression.

Confidence
High
Fit score
0.025
Peak
May
Season
March–August

Seasonal wheel

Seasonal wheel for Green Alkanet Green Alkanet Peak: May

Calendar strip

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Highlighted months indicate stronger modelled presence or detectability. A ring marks the fitted peak; a hollow mark indicates the trough where available.

Classification evidence

Season start month
3.27
Season end month
8.29
Forcing peak month
5.25
Season width months
5.02
Season midpoint month
5.78
Season start label
March
Season end label
August
Forcing peak label
May

Observed and Simulated Seasonal Patterns

Green Alkanet Observed Presence, Abingdon
Green Alkanet Observed Presence, Abingdon
Green Alkanet Observed Totals, Abingdon
Green Alkanet Observed Totals, Abingdon
Green Alkanet Simulated Presence, Abingdon
Green Alkanet Simulated Presence, Abingdon

Cite this dataset

You are welcome to reuse or reproduce this material under the terms of the Creative Commons CC BY 4.0 licence but please cite it using the reference below, include a link to the licence, and indicate if any changes were made.

Walker, David. Green Alkanet. Field Notes Journal. ID FN-WL-SEASONAL. Version 2026.05.26. https://fieldnotesjournal.uk/wildlife/seasonal/abingdon/green_alkanet.html

Dataset FN-WL-SEASONAL Author David Walker Publisher Field Notes Journal Version 2026.05.26
Reference: Walker, David. Green Alkanet. Field Notes Journal. ID FN-WL-SEASONAL. Version 2026.05.26.

BibTeX 
@dataset{fn_wl_seasonal,
  author = {Walker, David},
  title = {Green Alkanet},
  year = {2026},
  publisher = {Field Notes Journal},
  version = {2026.05.26},
  url = {https://fieldnotesjournal.uk/wildlife/seasonal/abingdon/green_alkanet.html}
}