Moonflowers

Use our zone-based planting guide to know when to plant moonflowers.

Plant name Zone Start seeds indoors (spring/fall) Start seeds outdoors (spring/fall) Plant seedlings/transplants outdoors (spring/fall) Plant spacing # plants per person
Moonflowers 3a March 15-April 1 On/around May 15 (after last frost) On/around May 15 (after last frost) 6 inches n/a
Moonflowers 3b March 15-April 1 On/around May 15 (after last frost) On/around May 15 (after last frost) 6 inches n/a
Moonflowers 4a March 15-April 1 On/around May 15 (after last frost) On/around May 15 (after last frost) 6 inches n/a
Moonflowers 4b March 15-April 1 On/around May 15 (after last frost) On/around May 15 (after last frost) 6 inches n/a
Moonflowers 5a Feb. 15-March 1 On/around April 15 (after last frost) On/around April 15 (after last frost) 6 inches n/a
Moonflowers 5b Feb. 15-March 1 On/around April 15 (after last frost) On/around April 15 (after last frost) 6 inches n/a
Moonflowers 6a Feb. 15-March 1 On/around April 15 (after last frost) On/around April 15 (after last frost) 6 inches n/a
Moonflowers 6b Feb. 15-March 1 On/around April 15 (after last frost) On/around April 15 (after last frost) 6 inches n/a
Moonflowers 7a Feb. 15-March 1 On/around April 15 (after last frost) On/around April 15 (after last frost) 6 inches n/a
Moonflowers 7b Feb. 15-March 1 On/around April 15 (after last frost) On/around April 15 (after last frost) 6 inches n/a
Moonflowers 8a Jan. 15-Feb. 1 On/around March 15 (after last frost) On/around March 15 (after last frost) 6 inches n/a
Moonflowers 8b Jan. 15-Feb. 1 On/around March 15 (after last frost) On/around March 15 (after last frost) 6 inches n/a
Moonflowers 9a Dec. 15-Jan. 1 On/around Feb. 15 (after last frost) On/around Feb. 15 (after last frost) 6 inches n/a
Moonflowers 9b Dec. 15-Jan. 1 On/around Feb. 15 (after last frost) On/around Feb. 15 (after last frost) 6 inches n/a
Moonflowers 10a 6-8 weeks before planting outside year-round year-round 6 inches n/a
Moonflowers 10b 6-8 weeks before planting outside year-round year-round 6 inches n/a
Moonflowers 11a 6-8 weeks before planting outside year-round year-round 6 inches n/a
Moonflowers 11b 6-8 weeks before planting outside year-round year-round 6 inches n/a

* Perennial to Zones 10-11, but is considered invasive in some places, so check local regulations before planting. Grow as an annual elsewhere. Grows as a vine, so provide something for it to climb.