Please choose the correct ending to complete the given sentence: Home and Garden: [header] How to prune forsythia [title] Prune forsythia plants right after they finish blooming in the spring. [step] Wait for your yellow flowers to fade and for the leaves to grow. At this point, the plant starts to develop next year's buds, and the plant carries the buds through the fall and winter season.

Ending1: Shoot a healthy and easy to remove plant in the fall to avoid unwanted crowding and inbreeding. [substeps] Be sure to not prune the area late in the season as this can greatly delay the flowering process. Ending2: If you've missed winter's blooming date, wait a few extra years. [title] Trim your plant's entire crown after its second bloom. Ending3: [title] Prune or restrict your branches to late summer. [step] Unprune your plants between mid-summer and mid-fall when the first leaves of the plant lose their petals. Ending4: This is the best time to prune your forsythia. [substeps] Forsythia is a perennial plant, and this grouping grows the best if you prune the plants in the spring.

Answer format: ending1/ending2/ending3/ending4