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Walk through a British small town or townspeople and it ’s almost insure you ’ll see hydrangea , whether in a park , a churchyard , or stand proud at the boundary of somebody ’s garden .
Their vibrant people of color palette feature bright pinko , dark blues , pure whites , and everything in between , make this bushy flower a firm deary for our nation ’s gardeners .
A long way from glory
What happens when those beautiful colours give way to brown , though ? When thing go awry , and your soft hydrangea leaves set out to crisp up and wither ?
Why Are My Hydrangea Leaves Turning Brown?
Firstly – recall that most hydrangeas will die back in Autumn , make their leaves to work brownish and fall aside .
fresh ontogenesis will be observed in early spring , when you ’ll observe green foliage sprouting from stem that might have appear dead .
However , if your leaves are turning brown in bounce or summertime , there are likely other element at play .
The precise reasons depend on the variety and their grow weather , but in oecumenical , brown hydrangea leaf are a sign of dehydration and wilting in the heat .
1) They Got Too Hot
One sure - flack way to crisp up your hydrangea leave is to give them too much exposure to the Sunday . In the springtime when the mercury stays comparatively low , they ’ll do OK .
When thing stir up up over the summertime however , prison term expend in the other afternoon shaft of light can make untold damage .
To stave off scorch legal injury : Grow your hydrangea in a post where they ’ll get sunlight in the mornings or even , but not during the extremum hours .
2) They Wilted Too Often
As well as being sear , hydrangea will embrown if they ’re left to wilt too often in the hot weather .
droop is due to lack of moisture , meaning there are a few good tricks to use to prevent this from happening .
To obviate frequent wilt : Give your hydrangeas a healthy glug of water every few daylight when the temperatures are climb gamey , and treat the dirt to better retain moisture .
A dry hydrangea in autumn
After watering , a splash of mulch around the base of each flora should help with this by keep wet in the grunge .
3) You’ve Got Fungal Damage
Another reason hydrangea leaves turn brownish and wilt is a fungal infection call Botrytis blight.1Laughlin , S. ( 2022 , August 30).Hydrangea Diseases and Pests . family and Garden Education Center . Retrieved July 10 , 2023 , fromhttps://homegarden.cahnr.uconn.edu/factsheets/hydrangea-diseases-and-pests/
If this is the case you ’ll see the telltale blemishes start to show up : brown pockmarks and a general visual aspect of bruising and damage to the leaf .
Fungal damage can do embrown but you may also see yellow and purples .
If you ascertain leaf spot on your hydrangea , revere not . It ’s often potential to nip the problem in the bud , as it were , before the damage disperse to the whole stage .
To avoid fungal damage : Prevention is the expert therapeutic when it derive to fungal damage .
First , take care to remove debris and idle plant life cloth from beneath your hydrangea bush , as this will remove the breeding grounds used by fungi .
secondly , reduce the down floor of your bush to allow air to circulate . This disrupts fungi spores from settle .
“ The Botrytis fungus thrive in nerveless and wet weather , so avert showering the whole plant when water and just water at the tooth root , ” shares Roy Nicol , a Master Horticulturist .
If you ’ve missed the opportunity for prevention and are mete out with an contagion you should take away all drained or severely infect leaves from the plant and destruct them to forbid further bedcover .
Keep an eye on parting with wakeful transmission , and determine whether to use instinctive methods or fungicide products to keep the infection at bay .
4) They’re In Transplant Shock
Repotting hydrangea plants can be a bit of a shock to their system , and sometimes the impact is enough to cause hydrangea leaves to brown .
Dig deeper and this issue also bond back to moisture , and bar is often a case of being a bit more thrifty when moving your plant .
To keep off repotting jounce : Massage your plant ’s roots when relocating to a Modern locoweed , then water generously as soon as it ’s in the new soil and maintain a veritable watering routine to ensure the plant life establishes in the soil .
This will give the roots of your flora fair to middling opportunity to absorb the wet they need .
5) Weather Damage
A common intellect for Hydrangea leave turn brown at the border is when late frosts occur after the first young leaf have emerged in the saltation .
Typically , a plant will develop through this , grow new leave while the older , damaged leaves drop off .
Should I Cut Off Brown Hydrangea Leaves?
The short answer is , “ it bet . ” While harm to folio is unsightly , they can and will reclaim if you identify the problem and implement the solution too soon enough .
As a ecumenical rule of thumb , we advocate removing leaves when they are 50 % brown or eminent .
While browning do by any reason ca n’t be turn back , taking the corrective action described above will further the plant to grow new leaves so the damage leaves either fall off naturally or can be removed by the nurseryman .
If you ’re argus-eyed and attentive to your hydrangeas it should be possible to keep them in good condition twelvemonth - rotund .
Hydrangea Danger
While this clause has shone a pretty brilliant spotlight on the various maladies that can befall the humble hydrangea , this plant is generally reasonably easy to depend after .
Take equal steps to keep yours nicely watered over summer and out of verbatim sunshine in the apex sunniness hours , and you ’ll be rewarded with a bountiful , colorful bloom .
