The Reality of Transporting Plant Material Abroad
Purchasing a bag of tulip bulbs along the Singel canal is one of the most popular activities for international tourists visiting Amsterdam. However, international agricultural authorities strictly regulate the movement of living plants, raw bulbs, and untreated soils to prevent the cross-border introduction of invasive soil nematodes, fungal pathogens, and insect larvae.
Every year, thousands of travellers arrive at customs checkpoints in North America, the United Kingdom, Australia, and East Asia only to have their Dutch flower packages confiscated and incinerated because the merchandise lacked official phytosanitary documentation.
Understanding the Phytosanitary Certificate
If you intend to take flower bulbs out of the European Union, the packages must carry an official, unbroken phytosanitary inspection certificate issued under the authority of the Dutch National Plant Protection Organization (NVWA). This is not a verbal claim by a market vendor; it is an official paper seal or hologram affixed directly to the pre-packaged bag.
| Destination Region | Raw Soil Allowed? | Phytosanitary Certificate Needed? | Specific Restrictions |
|---|---|---|---|
| European Union (Intra-EU) | Strict limits | No (EU Plant Passport replaces it) | Free transit between EU member states for clean bulbs. |
| United States & Canada | Strictly Prohibited | Mandatory (USDA/CFIA-approved seal) | Must feature valid export inspection sticker showing clearance date. |
| United Kingdom | Prohibited | Mandatory for private imports post-Brexit | Subject to post-entry declarations and quantity caps. |
| Australia & New Zealand | Strictly Prohibited | Mandatory with severe species restrictions | Many Allium and Tulipa lines are banned outright to protect biosecurity. |
How to Perform a Manual Quality Check
Even when a package possesses the necessary export seals, inspect the physical quality of the bulbs before handing over payment. Avoid pre-sealed opaque boxes that prevent visual inspection.
- Firmness Test: Gently press the bulb between your thumb and forefinger. A healthy, viable bulb feels solid and heavy for its size, resembling a firm shallot or fresh onion. If the bulb feels hollow, spongy, or brittle, desiccation or internal rotting has already occurred.
- Tunic Inspection: The paper-like protective exterior sheath (the tunic) should be intact or only slightly separated. While a loose tunic does not damage the bulb, bare bulb flesh with greenish or powdery white fungal mold indicates poor humidity control in storage.
- Sprouting Cautions: If you are purchasing dormant bulbs in September or October, they should not possess prominent green sprouts emerging from the apex. Premature sprouting exhausts the bulb’s stored carbohydrates before it can establish a root system in winter soil.
Shipping Alternatives for Long-Haul Travellers
For visitors from countries with stringent biosecurity controls (such as Australia, New Zealand, or Japan), carrying live bulbs in personal hand luggage often creates delays at airport agricultural inspection stations. Several established Dutch nursery houses operate online export delivery services.
Through certified export fulfillment, bulbs are harvested, inspected, professionally sanitized of all soil remnants, certified by government inspectors in bulk, and air-shipped directly to your home address at the appropriate local autumn planting window. This eliminates the risk of airport confiscation and ensures the bulbs arrive fresh for planting.