BULBS > BEARDED - IRIS > OVERWINTERING

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IRIS GUIDES

blue flowering irises with petals tinged with yellow growing from the ground outside

Bearded VarietiesContainer GrowingPlantingWinter Care

flag , when grown in the right location , can be rough-and-tumble - detached and comparatively well-situated flora to grow .

They are typically fully hardy in the UK and demand petty specific wintertime care .

blue, white and yellow flowering irises growing in a container mulched with stones

However , when opine about how to care for your flag over the coldest month , this guide will treat everything you might take to consider .

Caring For Potted Types

The big menace to most fleur-de-lis in wintertime is not the cold , but the wet .

Most potted iris need innocent drain condition .

problem can arise if wintertime rainfall is enceinte , specially if the produce spiritualist or the container do not bring home the bacon sufficient drain .

bearded iris plants emerging from snow covered ground

“ add up some extra horticultural backbone to your potting intermixture can make a big deviation to the drainage of a peck , ” share Master Horticulturist Colin Skelly .

“ If planting in the land , a fistful of grit in the bottom of the hole can serve drainage around the medulla . ”

Bulb irises which have been planted into containers in autumn will mostly remain below the surface of the grow medium until spring .

wild iris with purple and yellow colour flowering in icy spring conditions

To keep them safe over the winter , it can be a upright idea , where squirrels and other pests may be an take , to come in a spell of mesh over the container so creatures can not get to the bulbs .

Sometimes , bulb irises growing in container will be make for indoors as flowering houseplants , kept outdoors or in an unheated greenhouse until the buds candid .

Caring For Border Irises

Border irises inseminate in the ground can also be vulnerable to winter wet .

In this instance , it is a good musical theme to make trusted that the area is sufficiently complimentary - draining before winter set out so as to avoid any issue that may lop up in excessively dampish conditions before spring .

Most sword lily mature in UK gardens will not want additional security from the wintertime cold .

small blue irises with yellow and purple inflections on the petals growing in a garden bed that has been heavily mulched, with flowering snowdrops in the background

However , in peculiarly parky locations where uttermost winter weather is expected , it isa good idea to mulch around the base of the plants .

deal the soil around the plants with an insulate layer of organic matter , such as straw or autumn leaves .

However , make indisputable that the mulch material is light-colored and teetotal , as very weighed down and damp mulch can do more damage than honest .

purple flowering irises with long green stems and leaves growing in front of a large pond

Caring For Irises Near Ponds

Cutting back moisture - loving iris in the shallow water supply at the border of a pond or in its boggy margin is a good idea .

By November or before long thereafter , you may cut back all the stems and leafage ripe to the base .

This will make means for unexampled growth as it emerge , and will also prevent the material from fall into the piss .

Excessive foliage crumble on a garden pond can upset the counterbalance of the local ecosystem , so cut back in former autumn or early wintertime is unspoiled both for the iris and for your pool .