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IRIS GUIDES

purple flowering iris plants growing outside in a field with white flowers in the background

Bearded VarietiesContainer GrowingPlantingWinter Care

Bulb sword lily can be impressive and dependable industrial plant to grow in your garden or in containers .

They thrive in a cheery position and can cope with a range of unlike soils .

a pile of brown-shell iris bulbs lying on moist soil outdoors

There are a number of unlike species and cultivars to pick out from , some of which flush between February and March , and others that flower in May or June .

as luck would have it , these spring bulbs are very easy to grow .

In autumn you should :

a brown paper bag that is labelled iris x hollandica and contains bulbs ready for planting

When To Sow Irises

Sow iris lightbulb between September and November , ideally in the first place in the fall month .

You should shoot for to set bulbs as apace as possible once you have them .

1) Choose Your Bulbs

The first thing to decide if you would like to constitute iris bulbs is which picky flag you would like to get .

As you’re able to see I opt forIrisxhollandica‘Tiger Mix ’ .

You should cogitate about their bloom time , as well as the colors and the size to which a particular specie will produce .

a grey container half-filled with compost next to a pile of iris bulbs with red flowering geraniums in the background

2) Pick An Ideal Location

Once you have settle which type and multifariousness of iris diaphragm to grow , your next decision to make is where to grow them .

Some type favour neutral or alkalic soil and some can also cope with shade , however , the optimal grow conditions depend on which variety you have choose to grow .

Full sun and spare - draining are the cardinal things to remember for most bulb irises that you might grow .

iris bulbs planted in a trench in a flower bed in rows

you could grow bulb irises in a bed or molding in your garden , naturalise them en masse shot below deciduous trees or in a lawn or meadow strategy , or plant them in pots .

If you prefer to grow flag in a container , you’re able to consider creating a bulb lasagne and you’re able to layer them along with other springiness bulb to make attractive presentation that bloom over a tenacious period of time .

“ Iris medulla oblongata , both spring and summertime flowering , are bright for add perpendicular accents to borders or pot presentation in combination with other bulbs or perennial , ” says Colin Skelly , a Horticultural Consultant .

bulbs planted in a grey plastic container outside

“ This type of ‘ lasagne ’ planting is call layering and means that several flowering plants can take to same outer space through clock time . It is the Gospel According to Mark of a skilled gardener to immix these trickily . ”

“ If you need to make an encroachment , corrupt three of the same potpourri , and , if you are disposed to look , buy individual multifariousness and set aside them to bulge up , ” advocate Simon Dodsworth , the owner of the specialist nursery The English Iris Company .

3) Plant Your Iris Bulbs

If you plan on planting quite a few iris plants , a bulb hole Divine or planter will make your job easier .

It is typically upright to plant profoundly for better probability of successful inflorescence , so as a general guideline , I ’d commend planting medulla irises around 15 cm rich .

If plant in the flat coat , simply make your yap to this deepness , then fill them back in and tauten the soil gently into home .

birds eye view of iris bulbs that have been planted in a container

The bulbs should be place no tight than 5 - 7.5 atomic number 96 apart , according to the RHS .

However , if growing in containers , you could get away with closer spatial arrangement since this wo n’t be a lasting video display .

verify the bulbs are not touching , but you could place them as little as 1 bulb breadth aside , or even a little less .

commend , when grow in a container , you might use fleur-de-lis in a light bulb lasagna with other spring bulb .

One crucial thing to remember is that , if you want to create a incandescent lamp lasagne , the medulla oblongata should not be placed at once above those in the tier below .

“ enforce a bone meal plant food and body of water in well after planting , ” says Simon .

“ curb the light bulb in 2 - 3 solar day to ensure that solution have taken hold . In dry condition , continue to irrigate sparingly every 2 - 3 mean solar day . ”

Wherever you institute your irises , think back that honorable drainage is fundamental to respectable results .

So , whether in the undercoat or in slew , ensure that excess pee can drain away freely .