For questions about how to maintain or assess a plant's health.

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3
votes
1answer
147 views

How long until the fireblight is gone?

Our fruiting quince tree has fireblight. We've been trying to control it by pruning, but it's not working. We're going to have to take out the tree. I can't buy quince fruit, so I want a quince ...
2
votes
1answer
216 views

Can I use an NPK compund fertilizer on herbs?

I have some "Low nutrient NPK compound fertilizer" which is sold as Citrus Food left over from a Calamondin tree which has sadly passed away. Can I use this fertilizer on my herbs? They are basil, ...
4
votes
2answers
123 views

What is this little narrow leaved rosette forming plant?

I have a little plant and don't know it's name. I don't know how to maintain it or what kind of soil or fertilizer it needs. Any suggestion is welcomed in advance! Edit1: Can I bring out the root, ...
6
votes
2answers
320 views

What is this fungus or weed growing in my flower bed?

I came home today and noticed two patches of this stuff in my flower bed. I recently put down new mulch and I just started watering my lawn again. I live in Texas. 1) Is this a fungus? 2) Is it ...
3
votes
1answer
78 views

How can I prolong a marigold?

A girl who's graduating just got a pot with a pretty little flower in it from her a capella group as a parting gift. She's about to fly away across the world, so she can't take it with her, so she ...
6
votes
1answer
85 views

Will a winter-damaged hosta self repair?

In winter, the next-years growth spikes of some of my Regal Blue Hostas got trampled off, and now that they're up, the leaves all have blunt-ended, ragged ends that curl and ripple. This is right by ...
3
votes
2answers
765 views

Is it okay to grow English ivy on the base of a tree trunk?

In one place in the yard, there is a carpet of ivy under a black walnut. Would it harm the tree in any way to let the ivy up to the base of the branches? I would like to do this so that the whole ...
3
votes
1answer
89 views

How should budding off be prevented on Gardenias?

How can budding off be stopped on a mature Gardenia? The plant is healthy in all other ways, but the buds always fall off before opening. What is causing this?
7
votes
1answer
860 views

What are the optimal growing conditions for chives?

I have a few questions about starting chives (Allium schoenoprasum) and keeping them happy. I understand chives can survive and grow in many conditions, but what are the best conditions? A few ...
3
votes
1answer
107 views

How should I care for a dozen bulbs of Lycoris squamigera?

Someone gave me a box of bulbs, Lycoris squamigera (Resurrection Lily), and I don't really know how to care for them. They are in a cardboard box in my basement right now. When I looked up how to care ...
8
votes
2answers
2k views

How does pH affect plant growth?

I am aware that different plants thrive/need different pH levels to grow. What is it about the alkalinity/acidity of the soil that effects how a plant grows? Note: I understand that this could have ...
8
votes
1answer
500 views

Should my spruce tree roots be covered?

This Norway spruce's roots have always been on top of the ground. The soil it is growing on is very hard white dry soil with a layer of decayed needles on top. It has been growing fine so far, but ...
9
votes
2answers
4k views

My basil had a shock after transplanting. What did I do wrong?

First a little backstory: I bought the basil at a supermarket, where it came in a small plastic vase. I kept it in this vase for three weeks. During these three weeks, I did the following: kept it ...
4
votes
1answer
65 views

Will a snowball viburnum thrive in the San Francisco bay area (Fremont)?

I'm thinking of gifting someone with a snowball viburnum for Christmas. Will it live alright in the bay area (specifically, Fremont)? I heard that the soil may cause some issues.
7
votes
1answer
87 views

Can multiple arborvitaes be made to grow uniformly to the same height?

Arborvitaes grown in rows often grow unevenly with some growing twice as much as others of the same age and with the same care. Is it possible to prevent this, and make all the trees in one row look ...
10
votes
2answers
3k views

Will leaving fallen leaves on the lawn during winter damage the grass?

I have a lot of leaves on my lawn (in Oklahoma). Will it hurt the grass if I leave the leaves there over the winter?
4
votes
1answer
1k views

How do I take care of a Port Jackson fig bonsai?

A few years ago (4ish, I think) my girlfriend at the time brought me a small bonsai, a Port Jackson Fig (if I remember right!). I have managed to keep it going so far. At this point, it is more a ...
9
votes
1answer
1k views

Are the yellow leaves on my Massangeana due to root rot?

I bought my Massangeana (Dracaena fragens) 15 months ago, and he's be doing really well. Started off with a few burnt ends, but I switched to filtered water and he was good again. In the last couple ...
8
votes
1answer
479 views

Why did the stem suddenly weaken in my oriental poppy?

I have an oriental poppy 'Patty's Plum' growing in new potting compost in a pot with good drainage. It sits in full sun, and I water it as needed in the recent dry weather. I purchased it from a ...
7
votes
1answer
1k views

Should you trim off half yellowed leaves on an indoor plant?

My mum has a plant (Aglaonema modestum) which she doesn't quite take care of, and it is messy with dead leaves and half yellow, half green leaves. I find them very ugly and want to trim them off. The ...
1
vote
1answer
410 views

My plants are dropping leaves suddenly and dying. Are they being poisoned?

We have got a Japanese maple plant in the back garden in a pot that has suddenly seemed to have died. There are absolutely no leaves on it at all now. I asked my dad who said this is perfectly ...
6
votes
2answers
693 views

Why are my basil seedlings failing to thrive?

I have grown basil from seeds in a large pot. They have germinated but are now failing to thrive. They are now about 3 weeks old. They get the afternoon sun and are watered daily. I applied Seasol ...
4
votes
1answer
792 views

What is the best way to keep a tree growing straight?

When most trees get over ten feet tall, they seem to be trying to grow every way but up. Staking would be impractical because of scale, and pruning often helps but does not force the tree to grow up. ...
6
votes
1answer
1k views

Can an aloe plant that's completely rotten at the base be cured?

I had a potted aloe plant that looked like a set of leaves coming out of a single spot at ground level. One day it just fell apart - the leaves and the roots got completely rotten at ground level and ...
4
votes
1answer
113 views

How should I transition my Thanksgiving Cactus to artificial indoor light?

I have a Thanksgiving Cactus that is getting covered in flower buds but it is getting near the frost date. This plant was outdoors most of the year this year and it has grown like crazy. How do I keep ...
5
votes
1answer
412 views

Can I cover an evergreen shrub in winter?

I have a small evergreen shrub that gets frost burn in winter. I had been told to use tar paper on it over winter, but I was concerned that since it is a broad-leaved evergreen it might need light in ...
9
votes
3answers
803 views

Cherry sapling has orange dots on its leaves and the tips are wilting. What could be wrong?

I recently planted a cherry tree sapling about two weeks ago. It's about a handspan high, and has four leaves. I noticed that it had orange spots on one of the leaves when I planted it. Click on ...
3
votes
2answers
1k views

Why does my English walnut lose its leaves early?

I have an English walnut sapling that grows vigorously all summer, but at the beginning of Fall the leaves dry up and fall. It has been two years now. Is that a problem with the tree?
10
votes
2answers
754 views

What should I do after a pepper plant has partly broken under its own weight?

So, I'm sitting here on my computer and get the life scared out of me by a horrible cracking, rustling, thudding sound. I turn to find one of my peppers plants has broken - apparently one of the upper ...
15
votes
4answers
123 views

How healthy are seedlings sent by mail?

I've never bought seedlings out of seed catalogs, but am sometimes tempted to (especially by the flashy free $20, no obligation seed catalogs). I'm just wondering what the considerations are when ...
9
votes
2answers
1k views

What are the disadvantages of having creepers or normal plants indoors?

I never had indoor plants before. Are there disadvantages to having indoor plants in a dusty environment? If the plant is a creeper, is there a way that I can clean its leaves? Probably by spraying ...
8
votes
2answers
2k views

How do I treat rhubarb rust?

I have a small rhubarb plant and one of the stems has gotten some rust on it. What should I do? (there are only 3 small stems on the plant)
6
votes
1answer
804 views

Why do my gardenias turn yellow before they bloom?

My gardenias seem to be happy all year around, but when they bloom, they turn half yellow. Is there a way to keep them green through the bloom phase?
16
votes
1answer
6k views

Why has my mint plant gone all woody/sparse/stringy?

I grew my mint plant in a pot to contain the roots, and that has worked well for 3-4 months. However, the plant is not really producing fresh leaves now. Is there anything I can do?
7
votes
2answers
77 views

Is it possible to get a plant that is just a genetic dud?

Is it possible that an instance of a plant could just be a dud. As in even with great care it is never healthy?
11
votes
1answer
686 views

How to help a Jade plant heal?

I have a couple of Jade plants ( Crassula ovata ) that I have grown from leaf pieces over the course of the last 10 years or so. This year, for the first time, they appear to have been attacked by ...
7
votes
2answers
1k views

A few leaves on my peppers are showing multiple small holes, should I be worried?

I've noticed that a small number of the leaves on my pepper plants are showing several tiny holes through their surface. These are focused towards the stem of the leaf, and not so much towards the ...
7
votes
1answer
494 views

When should I transfer from pod to pot or ground?

Since the pre-sprouted plant season is in full bloom, what is a good indicator of the time to transfer a pre-sprouted plant? For instance I have a mexi-bell pepper in a plastic pod and two basil ...