IN THIS GUIDE
intrepid one-year plants that will survive lowly temperatures are handy as they facilitate you avoid stresses with later or early frosts .
sturdy yearbook are those which can usually be grown outside in most parts of the UK from springtime through to autumn without any form of aegis .
Some are sown in fall , while others are inseminate in outpouring .
Remember : it is important to remark that hardiness is a range , not an downright .
So while there are many plants commonly described as ‘ hardy annuals ’ , the grade to which they can cope with cold temperatures can differ dramatically .
The temperature they can survive at will count on a kitchen range of factors to do with the specific local conditions in your garden .
Which hardy annual plants you should choose will depend on where on the nose you inhabit , and the conditions to be found there .
Also consider when you plan to sow , and why you wish to grow the industrial plant in question .
“ cum caller are passing helpful and include lots of utile growing advice and tips on the back of the ejaculate package which will give you lots of key information to help you get started , ” shares Joe Harrison , a Garden Writer & Blogger .
“ The seed packet will commonly advise the depth at which to seed the seeds , how many days it should take the seeds to burgeon forth , the height and sizing of the fledged plants and where the good localization is to grow them . ”
Here ’s a list of 20 hardy annual plant life upon which UK nurseryman may usually depend :
1)Ammi majus
Ammimajus , bullwort , or mutual Bishop ’s weed has a hardiness rating of H6 .
This is a cracking flora for pollinator and other good insect , with delicate umbels of netlike white flowers which flower from June to August .
It can be a great pick for many gardens , working in most grease character as long as they are well - drained .
These works are happy in full sun , partial or dappled subtlety and areparticularly easy to grow from seed .
2)Agrostemma githago
Agrostemma githago , also known as corncockle , is a fairly annual with funnel shape - influence majestic flowers 5 curium across in summer .
It will work well in well - drained Amandine Aurore Lucie Dupin or loam in a gay place , and has a hardiness military rating of H5 .
These flowers arealso attractive to bee , and like the above , ferment well for cut blossom .
3)Calendula officinalis
This tried and test favouriteis a bang-up intrepid yearbook , which do work equally well in a interracial flower border , or as a fellow traveler plant life in your veggie garden .
These bloom will grow well in full sunlight , but can also cope with partial shade , as long as the intermediate / grime is well - drained .
These also have a hardiness rating of H5 .
4)Centaureacyanus
The annual strawflower , Centaurea cyanus , has a hardiness military rank of H6 .
This hayfield prime is fantastic for a well - enfeeble south or due west - facing position in full Sunday .
If you have flaxen or loamy soil where you hold out , this could be an excellent stout annual to consider .
The middling deep grim peak are a delight in late spring and summertime .
5)Clarkia amoena
Also fuck as Godetia , or ‘ parting to spring ’ , this is another hardy ( H6 ) annual deserving considering .
Flowers in summertime are lilac or pink , sometimes with white center .
They will thrive in full Lord’s Day or fond shade , in moist but well - drained loam or sandy soil with an pane pH.
6)Echiumvulgare
This is one of my top picksfor a wildlife - favorable garden .
“ genus Echium vulgareand its cultivars , such asE. ‘ Blue Bedder ’ , are fantastic option for pollinators and are a great option for sandy , destitute - draining soil where they will thrive , ” shares Master Horticulturist Colin Skelly .
“ Like its taller cousins from the Canary Islands , this plant will buzz with pollinators in betimes to mid - summer . ”
Echiumvulgareis also roll in the hay as ‘ Viper ’s bugloss ’ and it is one of the hardiest of hardy annuals out there , with a hardiness rating of H7 .
It will thrive in glass , sand or loam that is well - drain , in a full sun position .
It has an just growing drug abuse , grow to around 75 centimetre marvelous , and bears beautiful bluish or lilac flowers in early summertime .
7)Gypsophila elegans
Also eff asannual babe ’s breath , this is also a moderately hardy annual flowering plant life – it has a hardiness rating of H5 .
The plant grows to a height of around 60 cm and bring forth elegant sprays of delicate star - shaped , white or pink flowers in the summer months .
It will thrive in well - drained soil in full sun and is great for cut flowers as well as visual and wildlife appeal in your garden .
8) Helianthus annuus
Typically with a hardiness valuation of H5 , thecommon annual sunflower , Helianthusannuus , is another go - to hardy annual for UK gardens – and with good reason .
No doubt you will already be familiar with the big and spectacular flowers .
These are also soft to grow , and cater edible takings for you and potentially for local shuttlecock and other wildlife .
The helianthus does not just work well in an ornamental border in full sunshine , with alkaline or neutral , moist yet well - drain soil .
It can also be interesting to consider as a companion industrial plant for a veg garden .
9)Lavatera trimestris
Hardy throughout most of the UK , Lavateratrimestrisis another interesting dauntless one-year to count .
It is also sometimes known as annual lavatera or royal mallow .
This upright plant life grows up to 1.2 one thousand in height , and carry open funnel flowers in summertime that can be up to 10 cm across .
ordinarily , blooms are in shades of pinkish , or white .
10)Limnanthes douglasii
Better bed to some as a poached egg industrial plant , Limnanthes douglasiihas a hardiness rating of H5 .
It will do well in most dirt , as long as they are moist but well - drain , and will favour a full Dominicus locating .
This President Bush - shaped annual takes its name from the appearance of its flowers , which are opened to a bowling ball shape , with yellow in the middle , and livid towards the outside .
11)Lunaria annua
Annual silver dollar , Lunariaannua , is H6 stout .
It bears purple flowers in late spring and other summer followed by attractive silvern seed pod .
Though it can sometimes be biennial , it is usually plow as an annual in the UK .
It is a good selection for a chalk , sand , or loamy soil that is moist but well drained , and it can cope in either full Dominicus or fond subtlety .
This is another great choice for a wildlife garden .
12)Molluccella laevis
Molluccella laevis , also known as bells of Ireland , is extremely esteem for flower arrange – it has a hardiness rating of H4 .
These hardy annual can rise well in most soils , as long as they are damp but free draining .
A sheltered spot in full sunshine will be ideal .
These plants can grow up to almost a metre tall , and bear small ashen or pale pink flowers in bell - shaped calyx in late summertime .
13)Nigella damascena
Nigella damascena , alsoknown as ‘ love in a mist’has a hardiness paygrade of H3 , so is fully hardy in coastal and milder part of the land .
While not quite as hardy as the options mentioned above , it is still classed as a hardy yearly , and is a great choice where well - drained , full sun and sheltered conditions can be provided .
It is another works that is good for bees and other pollinators , and is a well - known stalwart of many bungalow gardens .
It has pretty drear flower between July and September .
14)Orlaya grandiflora
This plant , also known as blank laceflower , is another alternative that is capital for insects .
It bears white flush in graceful umbels in summer and into autumn .
This is another of the hardiest annuals out there , with a hardiness rating of H7 .
It likes well - drained soil in full Sunday .
15) Papaver
There are a routine of different poppy that are nifty hardy yearly plants .
genus Papaver rhoeas , the uncouth poppy , has a hardiness rating of H7 .
Its momentary hopeful red prime are straight off placeable , and are find in many wildflower meadows .
It will rise in any free run out fecund territory in full sun .
16)Phacelia tanacetifolia
Another top pick for wildlife garden , and also useful as a cover crop for cultivation areas , Phacelia tanacetifolia(Fiddleneck ) is H4 hardy , and is beloved of bees and other beneficial worm .
It does well in fertile , well - drained soil in full Sunday .
LikeEchium vulgare , it is in the Boraginaceae plant family .
17)Phlox drummondii
one-year phlox , P.drummondii , has a hardiness evaluation of H6 .
It will develop well in full sun or part shade in well - drain and fertile grunge .
Phlox have middling little flowers , in a range of hues , often with prominent eye , which bloom in spring .
18)Salvia viridis
Painted salvia , Salvia viridis , is grown not for its flowers but for its colourful bracts , modified leave , which are abide on vertical stems in summertime .
They come ina range of pink and purplish refinement .
This plant is rat with a hardiness of H5 .
It will do best in a sunny and free - draining position out of impregnable wind and can look great below rose bushes .
19)Scabiosa atropurpurea
Scabiosa atropurpurea , one-year sweet scabious , is another great hardy yearly to consider for your garden .
It is an annual ( or sometimes short - exist perennial ) with a hardiness military rating of H4 .
It will grow well in a fecund , well - enfeeble alkaline or inert dirt in full sun , and hold beautiful regal bloom followed by bristly seeded player forefront .
20)Tropaeolum majus
Thenasturtiumis an implausibly useful garden plant .
In addition to producing plenty of pretty peak , it can also be utilitarian as a companion plantin a vegetable garden , and even provide a number of edible yield itself .
It has a hardiness paygrade of H3 , but though not quite as up to of surviving abject temperature as most other hardy yearbook on this list , it is still well deserving considering in many UK garden .
These are just some of the many interesting hardy annuals to reckon for your garden – but should give you an interesting place to start when prepare annual industrial plant option for your emplacement .
