Suffolk Argus 80 Spring 2021

Page 18

The Suffolk Argus

Two Decades of Butterfly Recording in Suffolk Derek and Valerie Soper

When we arrived, our present garden of about one acre was very overgrown but did have flowering weeds, a small old orchard and grasses of various heights. We have kept records of butterflies each month from 2001 to 2020.

Others

Each year we have seen an average of 18 species, ranging from 16 in 2001 to 22 in 2017. A total of 25 different species of butterfly have been identified, details are as follows:

We encourage Garlic Mustard for Orange Tip and the planting of Alder Buckthorn has helped the Brimstones. Each year we have Peacock, or less commonly Small Tortoiseshell on Stinging nettle. For the Holly Blue we have plenty of Ivy and some Holly.

Clouded Yellow 2013 only, Painted Lady not 2012, 2018 or 2020 Caterpillars

Regulars (those present most years) Pierids: 3 Whites – Large, Small, GreenVeined; Orange Tip.

Nectaring Plants

Satyrids: Speckled Wood, Gatekeeper, Meadow Brown, Ringlet.

These include white Dead-nettle in March/April to verbena bonariensis in September/October with others in between, e.g. Dandelion, Buddleia and Marjoram. Provision throughout the year is important.

Hesperiids:

Conclusion

Nymphalids: Red Admiral, Tortoiseshell, Peacock, Comma.

Lycaenids:

Small

Large Skipper (since 2002), Small Skipper (not 2001, 2020), Essex Skipper, identified in 2001, 2005 and 2017 only.

Plants are the main key for encouraging a good range of butterflies (and moths). For early nectaring we leave white Dead-nettle and for late season verbena bonariensis. In between we have Buddleia, pruned for different flowering Thymes, Marjoram, and many others. It is important to have a spread of flowering, from later March to October.

Common Blue (not 2019), Holly Blue (not 2007, 2014), Small Copper (not 2011), Brown Argus present in 10 of the 20 years.

Our sizeable Suffolk garden is large enough to contain a variety of habitats, which meet the requirements for a range of butterflies. The butterflies need to either spend their life cycles here or they need to find us. Located in an intensively farmed area, and not near to woodland or marsh etc., it is not expected that additional species will be seen.

Gains and Losses. GAIN:

Brimstone in 2003, 2005, regular since 2007

GAIN:

Small Heath, recorded from 2017, not before

LOSS:

Wall Brown, not seen since 2003/4

LOSS:

White-Letter Hairstreak seen in 2004 only

What a delight it was, in fitful sunshine last September, to watch Peacock, Comma and Tortoiseshell alternating between feeding on a Buddleia and warming themselves in the sun, sat in a broken line along the tiled parapet of our raised pond. 18


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