Questions tagged [hydrangea]

Genus of flowering plants, also known as Hortensia.

Filter by
Sorted by
Tagged with
0
votes
0answers
10 views

Hydrangea got these brown dried spots

So I planted this hydrangea and it has these brown dried spots. Please let me know if I need to add/spray anything or simply sniping it of or ignore it. Im located in south Jersey Soil is clay but was ...
2
votes
0answers
15 views

Whats up with my hydrangea

Im located in south Jersey Soil is clay but was amended with leafcompost, micronutrients stuff and topped with 4" woodchips. Only watered it when planted and monitored the moister level before ...
1
vote
1answer
116 views

Why is my newly planted hydrangea dying?

I just planted this hydrangea 2 weeks ago that was donated as a gift to the front line workers from landscapers. It was indoors for a day and I took it home and planted it. I never planted one before. ...
1
vote
1answer
74 views

Newly planted Hydrangeas do not look good

My newly planted hydrangeas went from looking beautiful to dried up after yellowing. I tried to upload a picture but it’s not working. They are watered every other day in the early morning and get sun ...
2
votes
1answer
27 views

10 months old rooted hortensia, is it chlorosis? What would be a simple hobbyist gardener's treatment?

I noticed my freshly rooted 10 months old hortensias yellowish leaves. Knowing green color comes from chlorophyll I searched on Internet [lack chlorophyll] and got familiar with chlorosis. Based on ...
2
votes
2answers
39 views

Is my Endless Summer Bloomstruck Hydrangea healthy or am I doing something wrong?

I purchased it in this pot from Home Depot in April. I check it daily and add water if soil feels dry. I water until it drains out the bottom. It gets morning sun and afternoon shade. I don't know if ...
3
votes
1answer
45 views

How to prune hydrangeas that are too heavy

I recently purchased a half dozen hydrangeas from a local garden store and they've started blooming. However they are quite droopy, with the droopiest pictured here. They seem healthy otherwise: ...
2
votes
1answer
20 views

Question about Partial Sun

I just planted sister theresa hydrangea in my front lawn next to the entrance. My front faces South. Should I replant them in my back yard because of the sun?
12
votes
2answers
6k views

How do I change the color of my hydrangea flowers?

So, I've heard that people sometimes mix a bit of lemon juice in when they water blue hydrangeas, they say it keeps them blue if the soil is lacking in acid. I was wondering, I have a pink indoor ...
4
votes
1answer
8k views

Dying Hydrangea

I have had this hydrangea for a couple of weeks. When I first got it, it had beautiful, big blue blooms. But, now it seems to be dying. I'm keeping it in a place where it is shaded for most of the day,...
5
votes
1answer
123 views

How do I treat a Hydrangea?

We have three hydrangea bushes. We didn't trim the dead sticks on them because of so many stories being told to us saying yes, trim them back because it will help them bloom more; and no because the ...
6
votes
1answer
217 views

What is wrong with my Hydrangeas

My hydrangeas were looking beautiful until a couple weeks ago. Then I started noticing that some of their leaves had these gray powdery looing spots on them, their blooms started having brown spots ...
1
vote
0answers
13 views

Why does this hydrangea have spots?

Why does this hydrangea have spots? My blackberry has similar spots. Might they be related?
0
votes
1answer
44 views

What is the matter with this Hydrangea?

we bought this plant already mature but it has started to wilt and the lower leaves turn yellow. It hasn't been overly wet or dry recently and the plants around it seem fine. Any ideas??
1
vote
1answer
46 views

Some vines around root of hydrangeas?

I am starting to see this vine (unknown name) going around and getting crowded below my hydrangeas. Is it normal and OK? Or should I intervene and remove it?
0
votes
1answer
25 views

Why are my Hydrangea leaves going floppy?

I live in Munich, Germany, and have had my hydrangea for several years. It happily moved from the UK (South East) to Munich and survived two winters and a summer. However, this year I decided to ...
2
votes
2answers
98 views

What element is needed to turn Hydrangea flowers blue?

What element is needed to turn Hydrangeas blue? Is it sulfur or aluminum?
4
votes
1answer
68 views

Should I cut off hydrangeas' early blooms?

I have some hydrangeas which I keep in the greenhouse because of the very cold winters we get. They have started to bloom but I don't know if thats bad because what I want is more blooms during summer....
4
votes
1answer
91 views

Why did my hydrangea's flowers die?

I bought these hydrangeas yesterday, today the red one's flowers died and the white one"s don't look as good as yesterday either. I haven't watered or repoted them yet. Update: 4 hours after I ...
2
votes
1answer
126 views

Can I take cuttings from hydrangea?

I have these hydrangeas from last year and I saw that they started growing new cuttings at the bottom. Now you can see that the older ones are the taller ones and I was wondering if I can cut them and ...
1
vote
2answers
30 views

How to prepare these Hydrangeas for healthy growth in Spring and Summer?

I have a few of those hydrangeas and some others like below I left them alone during winter. Now do I cut them down to the root? Or do I leave them alone like that? What to do? I am in Pacific ...
0
votes
1answer
239 views

Long time blooming hydrangea

I have a small garden , and i have planted a hydrangea in a large pot.But it gave me flowers for a very small time of the year. When i checked in net some one was saying "forever and ever hydrangea" ...
1
vote
1answer
91 views

Identifying a plant with pink and white flowers which grow in clusters

I was wondering if anyone could help me identify the plant with the pink flowers in the photo below. This photo was taken roughly a week ago in western Shanghai, China, at a public park. Many thanks ...
2
votes
1answer
538 views

Hydrangea leaves going brown

We just recently bought and installed a hydrangea about a month ago. We planted it and added organic fertilizer and have been watering it daily. It gets morning and mid day sun and shade in the ...
3
votes
1answer
415 views

Is the moisture sensor reading correct in my self-watering vase?

I have an hydrangea in a «self watering» vase (a Lechuza Cube) and I use a Parrot Flower Power to monitor soil moisture. The soil moisture level sensor stays constant (17%-18%), watering the vase ...
4
votes
2answers
175 views

Hydrangea's allelopathic effects on crops?

I was wondering if hydrangea had any effects on the growth of other plants. Doing a google search only told me that hydrangeas are immune to juglone. However I'm more interested in the effects of ...
6
votes
1answer
91 views

Why does my Mathilda hydrangea have an old green flower and a new purple one on the same stem?

Hydrangeas are my favorite flowers. I only have one potted Mathilda gutges plant in my condo. I don't know much about their care. The plant had three flowers. It was dying and I cut two of them ...
4
votes
3answers
4k views

Hydrangea flowers not blooming as expected

On one of the hydrangea plants the flower is blooming as expected whereas with the other plant only some of the buds are blooming or not blooming at the same time to give it a nice pretty look. I have ...
2
votes
1answer
365 views

Should I cut Hydrangea surfacing roots?

My hydrangeas have sprouted roots above ground. The shrubs are three years in. Can these roots be cut off without loosing the plant?
4
votes
1answer
2k views

hortensia and brown leaves

I have an hortensia which is getting more and more brown leaves (see pictures) Ground seems OK (not dry). Any idea on a possible cause? Edit I am using tap water as I did for years, the same I use ...
5
votes
2answers
539 views

Cuttings growing leaves underground

I took a cutting from my hydrangea. I left two sets of leaves and plucked off the rest. I then stuck the plant into a blend of soil and perlite with two nodes under the soil. It has sprouted a few new ...
3
votes
1answer
294 views

How and when should hydrangea be trimmed?

The picture above shows the current condition of Hydrangea plants in need of pruning. How and when should they be trimmed?
3
votes
1answer
1k views

Why are my hydrangea flowers dying, but the leaves look OK?

I bought some Hydrangeas in pots in full flower. They were then left un-watered. They are now suffering from dead flowers but the leaves look OK. It is now August in North Yorkshire. Any ideas what I ...
4
votes
2answers
3k views

Hydrangea has turned brown

I planted my bush this summer. It was in bloom when I bought it. Now all the blooms have turned brown. It's been extremely hot here in eastern Kentucky. Should I go ahead and cut off the dead blooms?
2
votes
1answer
87 views

Will Hydrangeas Next to a Freshwater Seawall Suffer from Occasional Flooding?

I am considering planting some hydrangeas next to the seawall at a freshwater lake. Normally the water level is about 14" below the top of the soil but about twice a month the water level will rise to ...
2
votes
1answer
252 views

can I cut back hydrangea flowers? [duplicate]

we had an unusually dry season and my hydrangea blooms looks burnt I have noticed new growth is it ok to dead head the old flowers
8
votes
5answers
456 views

Why isn't my hydrangea producing flowers?

My hydrangea is very leafy, but not producing flowers. Should I be adding something to the soil? This is the second consecutive year and I am totally perplexed. Appreciate any and all assistance. ...
7
votes
2answers
110 views

Can flowers change colour after forming?

I'm actually studying for a chemistry exam, and in the Wikipedia page for Hydrangeas, it states that In these species the color (flower) is affected by soil pH. So the plant evidently takes the ...
1
vote
2answers
176 views

How do I dry Hydrangeas to preserve as much color as possible?

I have blue to purple hydrangeas and would like to dry them. I have tried hanging them upside down, standing in a vase, cutting and rinsing the stems then drying in a vase. Nothing seems to leave as ...
20
votes
2answers
118k views

Should I remove the dead flower heads from my hydrangea?

Earlier this year, I bought a hydrangea (from Ikea of all places!) and planted it out in the garden. It flowered nicely for a while, but the flowers have pretty much finished now and nearly all of the ...
7
votes
3answers
3k views

How should I deadhead a Hydrangea?

How do I remove the dead flowers on my Hydrangea? Do I just cut them off at the bottom of the dead flower bloom? Please advise what and how I should handle the hydrangea flowers after they turn brown.
7
votes
1answer
4k views

What Should I look (out) for when purchasing a hydrangea plant?

I was about to buy a potted hydrangea as a last minute gift. I looked at the stem and it appeared dry, brittle and brown at the base of the plant. It's nice and green and firm near the heads of the ...
2
votes
1answer
346 views

Why did hydrangea flowers change from pink to light yellowish/brownish green?

We have a hydrangea in its second season planted outside (New York region). The plant gets a lot of sun for most of the day. The plant had pink flowers the first season and the beginning of this ...
3
votes
1answer
965 views

Dealing with Hydrangea with dark green flower tips and wilting leaves

I had a pot of hydrangeas for a few months which I keep outside. I water them twice a day: in the morning and in the early/late evening. They receive little to no direct sunlight - which according to ...
8
votes
1answer
1k views

How do I prune my mop-head hydrangea?

I have a five year old Annabelle Hydrangea that is getting bushy. I have lightly pruned it in the past, but I don't know really know how I am supposed to do it. It is about 4' high and 6' wide. How do ...