diff --git a/backend/services/planting-service/src/infrastructure/external/wallet-service.client.ts b/backend/services/planting-service/src/infrastructure/external/wallet-service.client.ts
index b62832a2..b09e9027 100644
--- a/backend/services/planting-service/src/infrastructure/external/wallet-service.client.ts
+++ b/backend/services/planting-service/src/infrastructure/external/wallet-service.client.ts
@@ -357,6 +357,55 @@ export class WalletServiceClient {
     }
   }
 
+  /**
+   * 预种资金分配（使用与 reward-service 一致的 FundAllocationItem 格式）
+   *
+   * 与现有 allocateFunds 的区别：
+   * - targetType: 'USER' | 'SYSTEM'（而非 FundAllocationTargetType 枚举）
+   * - targetId: 账户序列号（而非 targetAccountId）
+   * - allocationType: 权益类型字符串（用于 wallet-service ledger 分类）
+   *
+   * 规则：账户序列号以 S 开头 → SYSTEM，否则 → USER
+   */
+  async allocatePrePlantingFunds(request: {
+    orderId: string;
+    allocations: Array<{
+      targetType: 'USER' | 'SYSTEM';
+      targetId: string;
+      allocationType: string;
+      amount: number;
+      metadata?: Record<string, unknown>;
+    }>;
+  }): Promise<boolean> {
+    try {
+      return await this.withRetry(
+        `allocatePrePlantingFunds(${request.orderId})`,
+        async () => {
+          const response = await firstValueFrom(
+            this.httpService.post(
+              `${this.baseUrl}/api/v1/wallets/allocate-funds`,
+              request,
+            ),
+          );
+          // wallet-service 使用 TransformInterceptor，响应格式为
+          // { success: true, data: { success: bool, allocatedCount: N, ... }, timestamp: "..." }
+          const data = response.data?.data ?? response.data;
+          return data?.success === true;
+        },
+      );
+    } catch (error) {
+      this.logger.error(
+        `Failed to allocate pre-planting funds for order: ${request.orderId}`,
+        error,
+      );
+      if (this.configService.get('NODE_ENV') === 'development') {
+        this.logger.warn('Development mode: simulating successful pre-planting allocation');
+        return true;
+      }
+      throw error;
+    }
+  }
+
   /**
    * 注入底池
    */
diff --git a/backend/services/planting-service/src/pre-planting/api/controllers/internal-pre-planting.controller.ts b/backend/services/planting-service/src/pre-planting/api/controllers/internal-pre-planting.controller.ts
index 588398d5..9549b943 100644
--- a/backend/services/planting-service/src/pre-planting/api/controllers/internal-pre-planting.controller.ts
+++ b/backend/services/planting-service/src/pre-planting/api/controllers/internal-pre-planting.controller.ts
@@ -1,6 +1,7 @@
 import {
   Controller,
   Get,
+  Post,
   Param,
   Query,
   HttpStatus,
@@ -15,6 +16,7 @@ import {
 } from '@nestjs/swagger';
 import { PrePlantingApplicationService } from '../../application/services/pre-planting-application.service';
 import { PrismaService } from '../../../infrastructure/persistence/prisma/prisma.service';
+import { WalletServiceClient } from '../../../infrastructure/external/wallet-service.client';
 
 @ApiTags('预种计划-内部API')
 @Controller('internal/pre-planting')
@@ -24,6 +26,7 @@ export class InternalPrePlantingController {
   constructor(
     private readonly prePlantingService: PrePlantingApplicationService,
     private readonly prisma: PrismaService,
+    private readonly walletClient: WalletServiceClient,
   ) {}
 
   @Get('eligibility/:accountSequence')
@@ -234,4 +237,69 @@ export class InternalPrePlantingController {
       pendingContracts,
     };
   }
+
+  /**
+   * [2026-02-28] 历史数据修复：重新执行预种权益资金分配
+   *
+   * 背景：原 executeAllocations 使用了错误的 FundAllocationItem 字段名（targetAccountId→targetId）
+   * 导致所有预种订单的权益分配（SHARE_RIGHT/COMMUNITY_RIGHT 等）静默失败。
+   *
+   * 本接口读取 pre_planting_reward_entries 表中已持久化的分配记录，
+   * 逐笔重新调用 wallet-service /allocate-funds（wallet-service 内置幂等检查，不会重复入账）。
+   */
+  @Post('admin/retry-rewards')
+  @ApiOperation({ summary: '重新执行预种权益资金分配（历史数据修复）' })
+  @ApiResponse({ status: HttpStatus.OK, description: '修复结果' })
+  async retryRewards() {
+    this.logger.log('[PRE-PLANTING RETRY] Starting rewards retry for all historical orders...');
+
+    // 1. 查询所有有 SETTLED 分配记录的订单号
+    const distinctOrders = await this.prisma.prePlantingRewardEntry.findMany({
+      where: { rewardStatus: 'SETTLED' },
+      select: { sourceOrderNo: true },
+      distinct: ['sourceOrderNo'],
+    });
+
+    const orderNos = distinctOrders.map((r) => r.sourceOrderNo);
+    this.logger.log(`[PRE-PLANTING RETRY] Found ${orderNos.length} orders to retry`);
+
+    let successCount = 0;
+    let failCount = 0;
+    const failedOrders: string[] = [];
+
+    // 2. 逐笔订单重新调用 wallet-service allocate-funds
+    for (const orderNo of orderNos) {
+      try {
+        const entries = await this.prisma.prePlantingRewardEntry.findMany({
+          where: { sourceOrderNo: orderNo, rewardStatus: 'SETTLED' },
+        });
+
+        if (entries.length === 0) continue;
+
+        await this.walletClient.allocatePrePlantingFunds({
+          orderId: orderNo,
+          allocations: entries.map((e) => ({
+            targetType: e.recipientAccountSequence.startsWith('S') ? 'SYSTEM' : 'USER',
+            targetId: e.recipientAccountSequence,
+            allocationType: e.rightType,
+            amount: Number(e.usdtAmount),
+          })),
+        });
+
+        successCount++;
+        this.logger.log(`[PRE-PLANTING RETRY] OK: ${orderNo} (${entries.length} entries)`);
+      } catch (err) {
+        failCount++;
+        failedOrders.push(orderNo);
+        this.logger.error(`[PRE-PLANTING RETRY] FAILED: ${orderNo}`, err);
+      }
+    }
+
+    return {
+      total: orderNos.length,
+      success: successCount,
+      failed: failCount,
+      failedOrders,
+    };
+  }
 }
diff --git a/backend/services/planting-service/src/pre-planting/application/services/pre-planting-reward.service.ts b/backend/services/planting-service/src/pre-planting/application/services/pre-planting-reward.service.ts
index b071acac..d8aaefed 100644
--- a/backend/services/planting-service/src/pre-planting/application/services/pre-planting-reward.service.ts
+++ b/backend/services/planting-service/src/pre-planting/application/services/pre-planting-reward.service.ts
@@ -86,6 +86,11 @@ export class PrePlantingRewardService {
 
   /**
    * Step 5: 事务提交后执行资金转账（HTTP 调用 wallet-service）
+   *
+   * [2026-02-28] 修复：使用正确的 FundAllocationItem 格式
+   * - targetType: 'USER' | 'SYSTEM'（账户序列以 S 开头 → SYSTEM，否则 → USER）
+   * - targetId: 账户序列号（原错误字段名 targetAccountId 已修正）
+   * - allocationType: 权益类型字符串（用于 wallet-service ledger 分类）
    */
   async executeAllocations(
     orderNo: string,
@@ -96,12 +101,14 @@ export class PrePlantingRewardService {
       (a) => a.rewardStatus === PrePlantingRewardStatus.SETTLED,
     );
 
-    await this.walletClient.allocateFunds({
+    await this.walletClient.allocatePrePlantingFunds({
       orderId: orderNo,
       allocations: settledAllocations.map((a) => ({
-        targetType: a.rightType as unknown as import('../../../domain/value-objects/fund-allocation-target-type.enum').FundAllocationTargetType,
+        // 账户序列以 S 开头 → 系统账户 SYSTEM，其余（D/9/8/7/6 开头）→ 用户账户 USER
+        targetType: a.recipientAccountSequence.startsWith('S') ? 'SYSTEM' : 'USER',
+        targetId: a.recipientAccountSequence,
+        allocationType: a.rightType,
         amount: a.amount,
-        targetAccountId: a.recipientAccountSequence,
       })),
     });