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show all
I have had two of these for a few years and they have grown super well and have put out an abundance of flowers.
There's a...Read More
I have had 4 of these in different locations. 1 was in Mt. where it was 20 below for a month and didn't phase it at all..Well over 6 ft. ...Read More
One of the first clematis hybrids. Prolific blooms over several months. Due to its C. viticella parent, it's fairly resistant/tolerant of...Read More
Had some trouble first couple of years because rabbits liked fresh sprouts but after putting a low wire enclosure around it took off. Do...Read More
This is my second year with this plant. It receives plenty of sun, but its growth is stumped and it's never flowered. I live in zone 6.
I have a couple of Jackmanii: one crawls up through a daphne and one on a trellis. I have a Hagley Hybrid too, which I really don't loo...Read More
LOVE these!
I have 3 Jackmanii clematis in different parts of my yard.
One is on an obelisk & blooming now. I think it ...Read More
The Jackmanii that I planted about 5 years ago had sporadic blooms until this year. I don't prune it unless it starts taking over someth...Read More
Many years ago, I was at a Horticultural club meeting, and the guest speaker [an older gentleman] had known Jackman and it was from that ...Read More
I am so glad I read this page! I never knew clematis needed to be cut back! Mine used to almost cover the chain-link fence where it is ...Read More
Hello All,
I now live in AZ, but I had a beautiful clematis in IL, growing in my garden of a 1893 house. It was over 10' high, up ...Read More
OMG!!! I can't believe I found the name of this clematis. I bought it around 2006 from Sam's and it did not have a name other than "cle...Read More
The plant has been in the ground for 5 years. It is growing slowly, and has had one flower, none this year. It gets sun most of the day...Read More
I read that this variety of clematis was supposed to be able to survive in the arid climate of Albuquerque, New Mexico and in our poor, s...Read More
I love this plant. It is one of the few that I don't have to worry about. It has grown reliably for over 15 years in an enclosed 'planti...Read More
Grows beautifully in our intense heat in the desert, just a few miles from Death Valley
MY PLANT IS IN A 2'x2' POT GROWING UP A TRELLIS.
IT GETS SUN ON TOP BUT THE POT IS SHADED. I HAVE IT IN A FLOWER BED SO OTHER PLA...Read More
I grow this at the foot of a lilac for support, the clematis literally covers the lilac for a second 'bloom' in June-July. I've puzzled ...Read More
Very hardy plant, even with our extreme winters. We have 2 of these vines growing up a large arbor. Giant, long blooming purple flowers o...Read More
My plant gets better each year this has got to be the best one for Minnesota.
This Clematis has been quite reliable for me. I originally bought it as a piece of root at Lowe's. Now 4-5 years later it is large and vi...Read More
I thougt my Jackmanii died!!! But was I surprised when it blossomed the best its ever blossomed before. Georgeously. I do not know how m...Read More
Blooms June-August in my garden. Very pretty and prolific.
My 'Jackmanii', which was purchased two years ago,started
up growing just fine and it had a total of 3 beautiful blooms! The plant...Read More
In North Alabama, I find Jackmanii to be very hardy and vigorous whether it be in full sun or part shade. Mulch keeps the roots cool whi...Read More
For years I thought we couldn't grow Clematis here in So. Calif. Mine is coming up on it's 4th year and is doing great. I have it in a...Read More
Received The Royal Horticultural Society, Award of Garden Merit (AGM) in 1993.
We planted this clematis in our shade garden with dappled morning sun.
It climbs the arbor and produces very large blooms, it's st...Read More
1ST year sleeps, 2nd year creeps, 3rd year leaps. Great plant.
I've had the same Jackmani Clematis in my garden for over 30 years. It needs to be cut back almost to the ground in early spring and it ...Read More
I inherited four clematis plants from my parents last fall and the jackmanii was one of the them. Like other's have noted, they like thei...Read More
Very prolific and 2nd year blooms better than the first.
Had a bit of a problem with it this summer (2003). It is its second year and began to grow vigorously until it suddenly became black and...Read More
Once this plant gets established, it's easy to grow and lovely to own. It does need cool "roots" but mulch should not be placed directly...Read More
I am having a lot of problems with powdery mildew. I have it in some shade...possibly too much?
Have had a bit of trouble getting this to bloom until I added sedum and forget-me-nots as ground cover. Apparently the roots need to stay...Read More
Clematis jackmanii is a hybrid species introduced in 1862, and is arguably the most popular Clematis in cultivation.
Summer flowering.
Locate the Top in full sun, feet in shade to partial shade.
Needs a Fertile, humus rich, well-drained so...Read More