Orlando Orchid Spike Timing: Phalaenopsis, Oncidium, Vanda

When to Expect Spikes in a Garage Winter Setup

Orlando grower moved Phalaenopsis, Oncidiums, Vandas to garage (70–78°F day, fan circulation). Spike timing varies by genus and hybrid.

General Windows

• Many hybrids spike fall through spring; some in summer.
• Cool nights (low 60s) after 55°F exposure help trigger spikes.

What to Watch For

• Phalaenopsis/Vanda: Spikes emerge above leaves, green/reddish.
• Oncidium: Spike from base of pseudobulb.
• Stake all spikes early with bamboo.

Key Insight

Not all plants spike together. Genetics, not just environment, controls timing. Patience + cool nights + bright light = spikes when ready.