Gardening and Landscaping Stack Exchange
Gardening and Landscaping Stack Exchange

Questions tagged [perennials]

A plant that lives for two or more years.

A plant that lives for more than two years - i.e. not an or .

In horticulture, the term is often used to refer to only herbaceous perennials (those that die back in Autumn and then grow again from the root stock in spring), although technically woody plants such as and are also perennials.

Use this tag for questions about perennials in general. Questions about specific plant families or species should use the appropriate tag for the family or species.

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What is this tall perennial with fragrant white flowers?

My grandmother brought me a bunch of shade-loving plants from her garden to help me fill in a few gaps in my own. She had most of them identified but this one had her stumped. Here's what I know from her: This is a perennial that thrives in shady…
GardenerJ
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Caring for & maintaining thyme

We have some thyme in our perennial bed and after seeing that it is quite frost hardy I'm realizing I don't know much about this plant. Specifically, I'm interested in how best to keep harvesting occasional leaves for cooking. Initially I assumed…
doub1ejack
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What should I do with perennials in pots over the winter?

I had a small stone planter box built in to my front entrance. In this planter I had a handful of perennials. I needed to have my driveway torn up and repaved this year, and I thought it would be neat to have the contractor re-do the planter at…
cobaltduck
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Please help me identify this bulbous plant with long, broad leaves and white flowers

I rescued this plant from a landfill in Johannesburg, South Africa. It has taken well in my garden and is blooming in just the second season that it's been here. When I rescued it, I thought it was Agapanthus. But the flower is not right. My mom…
Richard C
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Coleus - annual or 'tender' perennial?

So I picked up a couple of mid-sized Coleus plants (a 'Ruby Dreams' and a 'Dream Catcher') from the local nursery today. I plan to put them in a shady area which gets indirect light for a few hours a day. I didn't know about Coleus plants and…
seekay
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What is the name of this low-growing plant with pink flowers?

The plant is small, just about 4 inches tall, growing in my front yard, in Sydney, Australia. The leaves are grass like and the little flower is quite fragrant. I just can't recall the name, can someone identify it please?
Thomas
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What should I do to make my strawberry a perennial?

http://homeguides.sfgate.com/care-tristar-strawberries-45860.html says that Strawberries grow as perennials in U.S. Department of Agriculture plant hardiness zones 3 through 9, depending on the cultivar and in zones 9 and 10 as cool-season…
strawberry
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What is this plant with spiky leaves found on a beach in Indonesia?

Some time ago I found a plant on Depok Beach (Yogyakarta, Indonesia). This is what it looks like: It looks like spiky leaves that grow from its branches. The leaves are actually quite hard: you could hurt your finger if you touch the end point. I…
user3358
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When should Bee Balm bloom in Zone 6 (it did not bloom last year)?

Two years ago we planted some bee balm. We trimmed it back in early March last year and it never bloomed, though the plant was otherwise healthy and bushy. We trimmed it back again this year. Is there a deficiency that may have caused the bee balm…
luna_moth
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What's eating this Weigela Shrub?

I planted some Fine Wine Weigela shrubs last fall. They seemed to be doing OK over spring then in the summer they took a turn in the wrong direction. They lost their color and are a light green. Many of the leaves have torn edges. One is doing…
OrganicLawnDIY
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What is causing my lavender's leaves to turn grey and wizen?

I am trying to grow a lavender plant on the windowsill of my apartment in Brooklyn. I got this more succulent lavender after some more delicate french lavender had died on the same sill. This plant has lasted longer, but some of the leaves have gone…
Dave Cameron
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Help on identifying a sharp leaved white-(another variety of it is red-)flowered perennial

In my garden I have a perennial (at least in a second year) in two varieties (one white-flowered, one red) of the scrub pictured below. I collected seed from it last year and I got seedlings from it this year (seedlings are not pictured). The…
Patrick B.
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Pretty little flower but identity unknown, any ideas?

I ordered datura seeds and received 10 seeds in a clear ziplock packet, no label or instructions. I planted 7 undamaged seeds and only 1 came up. It is not a datura, but no one seems to know what it is & last week it surprised me with a tiny…
Bobbie14031
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Mint ID Requested

This mint came with the house. 30 years ago. It is beautiful and about eight feet tall. I was wondering if anyone knows what it is. Definitely mint. Thanks in advance.
carolamrt
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Help identifying this perennial grass-like plant

I live in Ohio and just purchased a home that has this decorative grass-like plant that grows in tufts pictured here. It didn't seem to bloom last year, but this year it did (then again, I accidentally killed all of it last year with the leaf…
justiceorjustus
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