Hydrangea macrophylla not flowering

I have several Endless Summer – Twist N Shout, and Blushing Bride plants who had numerous flowers for the first few years and now are producing only 1 or 2 flowers. I apply soil acidifier in the spring. I have…

Overwintering agapanthus

Agapanthus: I understand they are not winter tolerant so for the past two years I have taken them indoors.  They have not bloomed since but look really healthy.…

Non-blooming hydrangea

I did my homework and I’ve got the hydrangea in the right place but it just will not bloom – on old growth and/or new growth. Will aluminum sulfate coax this plant to bloom?…

Stargazer Lily Buds not Opening

The stargazer lilies have these buds for 2-3 weeks now and they are not changing colour and not opening. A couple of the smaller plants have a few dried leaves. 2 of the smaller buds also dried up and fell…

Gladioli Without Buds

I planted these Gladiolus since end of April. There are no flower buds and the leaves stop growing. Also there are so burnt and brown marks at the tips of some leaves. Not sure what’s going on with my Gladiolus.…

Hydrangeas – Not Blooming

Two years ago I mistakenly trimmed my hydrangeas in the spring (May 2015). They were established and had been blooming for 3 years. Unfortunately, they have not bloomed since I trimmed them. From everything I read I would not have…

forthysia tree without blooms in the spring

I live in King/Dufferin area of Toronto. My forthysia is planted in sun in the front yard and is about 4 ft in height.It appears on the right side of the front yard in the picture…. beautiful and GREEN. I…