The flowers occur in clusters of two to five in the axils of the leaves. The flowers are trumpet shaped, commonly orange on the outside and yellow on the inside; rarely the flowers are yellow or a deep orange-red on the outside. Flowering occurs from mid spring to late summer.

Does crossvine bloom all summer?

Bloom Time – Crossvine blooms in the spring with repeat blooms throughout the growing season. Trumpet vine blooms in the summer and fall. Invasiveness – Crossvine is not considered to be invasive.

How do you get crossvine to bloom?

Sometimes a crossvine will begin to bloom when it gets to the top of its support or trellis, and gets into the sunlight. And, finally, you may be giving it too much nitrogen fertilizer. It likes a lot of water and nutrients, and general purpose fertilizer should be added to the soil every two to three weeks.